Threaded Inserts（Length (After Insertion) L (D = Screw Shaft Dia. M)：2D）

Threaded inserts are cylindrical metal or plastic components designed to create a threaded hole in materials such as wood or plastic. They allow for secure fastening of bolts and screws, providing a durable threading option for various applications. These inserts come in different styles and sizes, making them versatile for various industrial projects. They are commonly used in furniture assembly, automotive components, and electronics for reliable joining.

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Inserts - Threaded, Helical, Stainless Steel, Coarse

MISUMI

Stainless steel Inserts are corrosion-resistant and it is more corrosion resistant than other types of steel.
• Operating Environment: Manufacturing Equipment
• Application: Light Metal
• Material: 304 Stainless Steel
• Screw Type: Metric (fine) Thread

Clean processed version also available, please click Here.

Volume Discount is available

Rapid Design

CAD Available in 2D and 3D
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Ships as soon as Same Day

Stock Items Included
New Products
[Clean & Pack] Threaded Insert

MISUMI

M2 to M18 thread sizes are available depending on coarse or fine thread options.

Precision Cleaning

Volume Discount is available

Electrolytic Polishing + Precision Cleaning

Degreasing

CAD Available in 2D and 3D
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Ships as soon as 5 Days
Inserts - Recoil Threaded, Helical, Nitronic 60

Recoil

Insert to prevent screw galling (seizing). No lubricating oil required. (Helisert and sprue).

Volume Discount is available
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Ships as soon as 4 Days
Inserts - Heat-Set, Brass, Cadmium-Free, Ultrasert Type 2/4【1-5,000 Pieces Per Package】

Tokai

These inserts are the best choice for easy and secure fitment into plastic holes.

Volume Discount is available
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Ships as soon as 5 Days

Stock Items Included
Inserts - Recoil Threaded, Helical, Phosphor Bronze

Recoil

Electrical junction joint up to 300 °C. Insert for non-magnetic application (Helisert and sprue).

Volume Discount is available
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Ships as soon as 4 Days
New Products
[Clean & Pack] Threaded Inserts, Package【100 Pieces Per Package】

MISUMI

Coase thread M3 to M8 thread sizes are available in package.

Precision Cleaning

Volume Discount is available

Electrolytic Polishing + Precision Cleaning

Degreasing

CAD Available in 2D and 3D
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Ships as soon as 5 Days
Brass Insert Nut Screw-in IRB-W/-CW

Hirosugi-Keiki

[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasing
RoHS-compliant

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Ships as soon as 10 Days
Inserts - Threaded, Helical, Stainless Steel, Coarse, Pack【100 Pieces Per Package】

MISUMI

Package-Deal Purchasing recommended for bolts of large volume use.

Clean processed version also available, please click Here.

CAD Available in 2D and 3D

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Ships as soon as Same Day

Stock Items Included
Inserts - Press Fit, SL Type

JAPAN DRIVE-IT

[Type] Press Fit
[Materials] Brass
[Screw type] Metric (coarse) screw, without notch
[Shape] Standard Screw Diameter (after insertion) M (mm): 2 2.5 2.6 3 3.5 4 5 6 8 10 Length (after insertion)
[L](D = Screw Diameter M) 1 D 1.5 D 2 D 2.5 D
[Length]B (mm) 3.0 3.9 4.0 4.9 5.0 5.8

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Inserts - Recoil Free Running Thread, Helical with Notch, Stainless Steel, Metric【1-3 Pieces Per Package】

Recoil

Made from regular 304 grade stainless steel (18–8), but inserts made from other application-specific materials are also manufactured.

Volume Discount is available
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Ships as soon as 4 Days
Brass Insert Nut Screw-in IRB/IRB-C

Hirosugi-Keiki

[Nominal designation of thread (M)] 2/2.5/2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasing
RoHS-compliant

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Ships as soon as 10 Days
Brass Insert Nut Screw-in / Slotted IRB-S/IRB-SC

Hirosugi-Keiki

[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasing
RoHS-compliant

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Ships as soon as 10 Days
Brass Insert Nut Screw-in / Slotted IRB-SW/-SCW

Hirosugi-Keiki

[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasing
RoHS-compliant

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Ships as soon as 10 Days
Inserts - Recoil Free Running Thread, Helical, Stainless Steel, Inch Coarse

Recoil

The material is normal stainless steel 304 (18–8), but the material has been manufactured with other materials added for special applications.

Volume Discount is available
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Ships as soon as 4 Days
Inserts - Threaded, Helical, Stainless Steel, Metric Fine, E-Sert Hemlock-Made【1-100 Pieces Per Package】

Sunco

[Nominal M] 6, 8, 14, 18, 20, 22, 24, 27, 30, 33, 36, 39
Material Stainless Steel
Surface Treatment Bare

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Ships as soon as 5 Days
Aluminum Insert Nut Screw-in IRL-B/IRL-K

Hirosugi-Keiki

[Nominal designation of thread (M)] 2/2.5/2.6/3/4/5/6/8
[Material] Lead-free free-cutting aluminum (KS26), lead content 300 ppm or less
[Treatment] Black anodized (BAL)/Kanigen electroless nickel plating
RoHS-compliant

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Ships as soon as 10 Days
Inserts - Press Fit, Brass, Cadmium-Free, SB (Z) Type【1-10,000 Pieces Per Package】

Tokai

General purpose type. Low cost and well balanced.

Volume Discount is available
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Ships as soon as 5 Days
Inserts - Press Fit, Brass, Cadmium-Free, Flanged【1-600 Pieces Per Package】

Tokai

Because it is an extension method, it can be used during press fitting insertion after molding with the thinnest possible wall thickness.

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Ships as soon as 5 Days
Inserts - Press Fit, Brass, Cadmium-Free, SD Type【1-2,000 Pieces Per Package】

Tokai

Because it is an extension method, it can be used during press fitting insertion after molding with the thinnest possible wall thickness.

Volume Discount is available
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Ships as soon as 5 Days
Inserts - Press Fit, HL Type【1-500 Pieces Per Package】

JAPAN DRIVE-IT

· Type: Press fit use
· Application: Resin, general
· Material: Brass
· Thread ridge type: Metric coarse screw, without notch
· Shape: Standard
· Diameter (following insertion): M3, M3.5, M4, M5, M6
· Length following insertion (D = screw diameter M): 1.5D, 2D
· Length (mm): 4.0, 5.8, 7.2, 8.2, 9.5, 12.7

Volume Discount is available
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Ships as soon as 5 Days
Inserts - Recoil Free Running Thread, Helical, Stainless Steel, Metric

Recoil

The material is normal stainless steel 304 (18–8), but the material has been manufactured with other materials added for special applications.

Volume Discount is available
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Ships as soon as 6 Days
Inserts - Recoil Free Running Thread, Helical, Stainless Steel, Locking

Recoil

Recoil lock type insert designed to stop bolts from loosening during severe vibration or temperature changes.

Volume Discount is available
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Ships as soon as 62 Days
Inserts - Recoil Threaded, Helical, Stainless Steel

Recoil

An insert for corrosion resistance and non-magnetic applications (Helisert and sprue).

Volume Discount is available
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Ships as soon as 4 Days

Stock Items Included
Inserts - Recoil Threaded, Helical, Stainless Steel【1-100 Pieces Per Package】

Sunco

[Nominal M] 2, 2.5, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24
Material Stainless Steel
Surface Treatment Bare

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Ships as soon as 5 Days
Inserts - Threaded, Helical with Notch, Stainless Steel, Metric【5-10 Pieces Per Package】

Recoil

[Type] Threaded Insert Use
[Application] Light Metal
[Materials] SUS304 with Notch
[Application] Light Metal
[Screw type] Coarse/Fine Screw Diameter (after insertion) 2 2.2 2.5 3 3.5 4 5 6 7 8 9 10 11 12 14 16 18 20 Length (after insertion)
[L](D = screw diameter M) 1D 1.5D 2D
[Sales unit] Minimum Quantity (Available for Purchase from 1 pc) Box and Pkg.
[Pitch (mm)] 0.4 0.45 0.5 0.6 0.7 0.8 1.0 1.25 1.5 1.75 2.0 2.5 Usage Environment: Internal Combustion Engines/Manufacturing Equipment Quantity 5 10

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Ships as soon as 4 Days
Inserts - Self Tapping, Slotted, SCT Type

JAPAN DRIVE-IT

[Type] Self-tapping Used
[Application] Resin: General
[Materials] Brass
[Screw type] Metric (coarse) screw, without notch
[Shape] Standard, Screw Diameter (following insertion) M (mm), 3, 4, 5, 6, 8, 10, Length (following insertion)
[L](D = screw diameter M) 2D 2.5D
[Length] B (mm) 6.0 8.0 10.0 14.0 15.0 18.0

Volume Discount is available
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Ships as soon as 5 Days
Inserts - Press Fit, TEC Type

JAPAN DRIVE-IT

[Type] Press Fit
[Materials] Brass
[Screw type] Metric (coarse) screw, without notch
[Shape] Standard, Screw Diameter (following insertion) M (mm), 2, 2.5, 3, 4, 5, 6, 8, Length (following insertion)
[L](D = screw diameter M) 1.5D 2D 2.5D
[Length] B (mm) 3.9 5.7 8.2 9.5 12.7

Volume Discount is available
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Ships as soon as 5 Days
Inserts - Press Fit, SP Type

JAPAN DRIVE-IT

[Type] Press Fit Use
[Application] Resin: General
[Materials] Brass
[Screw type] Metric (coarse) screw, without notch
[Shape] Standard, Screw Diameter (following insertion) M (mm), 2, 2.5, 3, 3.5, 4, 5, 6, Length (following insertion)
[L](D = screw diameter M) 1D 1.5D 2D
[Length] B (mm) 4.1 5.3 6.2 7.4 8.3 9.2

Volume Discount is available
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Inserts - Threaded, Helical, Stainless Steel【20 Pieces Per Package】

KS SANGYO

Insert screw that can be inserted and removed easily and smoothly.
Features
· Ready-to-use screw insert, compatible with the tools you have at hand.
· The sampling notch makes it unnecessary to forcibly pull out to avoid damaging the base material.
Applications
· For reinforcement of materials such as aluminum and plastic where female threads have low strength.
· Weight reduction is possible since it can be inserted into the base material of materials prone to female screw breakage.
· For countermeasures against vibration and reinforcement of spots where strong vibration is present, such as with industrial machinery and the engines of vehicles or motorcycles.
· Repairs and reforms broken, worn out, and crushed female threads.

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Ships as soon as 4 Days
Inserts - Press Fit, HSR Type

JAPAN DRIVE-IT

[Type] Press Fit
[Materials] Brass
[Screw type] Metric (coarse) screw, without notch
[Shape] Standard, Screw Diameter (following insertion) M (mm), 3 4 5 8, Length (following insertion)
[L](D = screw diameter M) 1.5D 2D

Volume Discount is available
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Ships as soon as 5 Days


Brand
Product Series
CAD
Days to Ship
Specifications
Insert Style
Application
Material
Screw Type
Thread Diameter (Inserted) - Metric
Thread Diameter (Inserted) - Inch
Length (After Insertion) L (D = Screw Shaft Dia. M)
Notch
Shape
Sale Unit
Cleaning Method
Features/Applications
RoHS Compliance

		New Products Precision Cleaning Electrolytic Polishing + Precision Cleaning Degreasing				New Products Precision Cleaning Electrolytic Polishing + Precision Cleaning Degreasing
Brand	MISUMI	MISUMI	Recoil	Tokai	Recoil	MISUMI	Hirosugi-Keiki	MISUMI	JAPAN DRIVE-IT	Recoil	Hirosugi-Keiki	Hirosugi-Keiki	Hirosugi-Keiki	Recoil	Sunco	Hirosugi-Keiki	Tokai	Tokai	Tokai	JAPAN DRIVE-IT	Recoil	Recoil	Recoil	Sunco	Recoil	JAPAN DRIVE-IT	JAPAN DRIVE-IT	JAPAN DRIVE-IT	KS SANGYO	JAPAN DRIVE-IT
Product Series	Inserts - Threaded, Helical, Stainless Steel, Coarse	[Clean & Pack] Threaded Insert	Inserts - Recoil Threaded, Helical, Nitronic 60	Inserts - Heat-Set, Brass, Cadmium-Free, Ultrasert Type 2/4【1-5,000 Pieces Per Package】	Inserts - Recoil Threaded, Helical, Phosphor Bronze	[Clean & Pack] Threaded Inserts, Package【100 Pieces Per Package】	Brass Insert Nut Screw-in IRB-W/-CW	Inserts - Threaded, Helical, Stainless Steel, Coarse, Pack【100 Pieces Per Package】	Inserts - Press Fit, SL Type	Inserts - Recoil Free Running Thread, Helical with Notch, Stainless Steel, Metric【1-3 Pieces Per Package】	Brass Insert Nut Screw-in IRB/IRB-C	Brass Insert Nut Screw-in / Slotted IRB-S/IRB-SC	Brass Insert Nut Screw-in / Slotted IRB-SW/-SCW	Inserts - Recoil Free Running Thread, Helical, Stainless Steel, Inch Coarse	Inserts - Threaded, Helical, Stainless Steel, Metric Fine, E-Sert Hemlock-Made【1-100 Pieces Per Package】	Aluminum Insert Nut Screw-in IRL-B/IRL-K	Inserts - Press Fit, Brass, Cadmium-Free, SB (Z) Type【1-10,000 Pieces Per Package】	Inserts - Press Fit, Brass, Cadmium-Free, Flanged【1-600 Pieces Per Package】	Inserts - Press Fit, Brass, Cadmium-Free, SD Type【1-2,000 Pieces Per Package】	Inserts - Press Fit, HL Type【1-500 Pieces Per Package】	Inserts - Recoil Free Running Thread, Helical, Stainless Steel, Metric	Inserts - Recoil Free Running Thread, Helical, Stainless Steel, Locking	Inserts - Recoil Threaded, Helical, Stainless Steel	Inserts - Recoil Threaded, Helical, Stainless Steel【1-100 Pieces Per Package】	Inserts - Threaded, Helical with Notch, Stainless Steel, Metric【5-10 Pieces Per Package】	Inserts - Self Tapping, Slotted, SCT Type	Inserts - Press Fit, TEC Type	Inserts - Press Fit, SP Type	Inserts - Threaded, Helical, Stainless Steel【20 Pieces Per Package】	Inserts - Press Fit, HSR Type
CAD	2D / 3D	2D / 3D				2D / 3D		2D / 3D
Days to Ship	Same Day Stock Items Included	5 Days	4 Days	5 Days Stock Items Included	4 Days	5 Days	10 Days	Same Day Stock Items Included	5 Days	4 Days	10 Days	10 Days	10 Days	4 Days	5 Days	10 Days	5 Days	5 Days	5 Days	5 Days	6 Days	62 Days	4 Days Stock Items Included	5 Days	4 Days	5 Days	5 Days	5 Days	4 Days	5 Days
Specifications	Rapid Design
Insert Style	Standard	Standard	Standard	Standard	Standard	Standard	Self-Tapping	Standard	Press-Fit	Standard	Self-Tapping	Self-Tapping	Self-Tapping	Standard	Standard	Self-Tapping	Standard	Standard	Standard	Press-Fit	Standard	Standard	Standard	Standard	Standard	Self-Tapping	Press-Fit	Press-Fit	Standard	Press-Fit
Application	Light Metal / Cast Iron / General Resin	Light Metal / Cast Iron / General Resin	Light Metal	General Resin	Light Metal	Light Metal	Light Metal	Light Metal	-	Light Metal	Light Metal	Light Metal	Light Metal	Light Metal	-	Light Metal	General Resin	General Resin	General Resin	General Resin	Light Metal	Light Metal	Light Metal	-	Light Metal	General Resin	-	General Resin	Light Metal / Cast Iron / General Resin	-
Material	303/304 Stainless Steel	303/304 Stainless Steel	Nitronic 60	Brass	Phosphor Bronze	303/304 Stainless Steel	Brass	303/304 Stainless Steel	Brass	303/304 Stainless Steel	Brass	Brass	Brass	303/304 Stainless Steel	303/304 Stainless Steel	Aluminum	Brass	Brass	Brass	Brass	303/304 Stainless Steel	303/304 Stainless Steel	316 Stainless Steel	303/304 Stainless Steel	303/304 Stainless Steel	Brass	Brass	Brass	303/304 Stainless Steel	Brass
Screw Type	Metric Fine	Metric Fine	Metric Coarse	Metric Coarse	Metric Coarse	Metric Fine	Metric Coarse	Metric Fine	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Unified Coarse	Metric Fine	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Fine	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse / Metric Fine	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse
Thread Diameter (Inserted) - Metric	2 ～ 18	2 ～ 18	4 ～ 12	2 ～ 6	3 ～ 24	3 ～ 8	2.6 ～ 6	3 ～ 8	2 ～ 6	2 ～ 42	2 ～ 6	2.6 ～ 6	2.6 ～ 6	-	6 ～ 24	2 ～ 6	1.4 ～ 6	2.6 ～ 8	3 ～ 8	3 ～ 6	8 ～ 24	4 ～ 5	3 ～ 16	2 ～ 12	3 ～ 16	3 ～ 8	2 ～ 6	2 ～ 4	3 ～ 6	3 ～ 4
Thread Diameter (Inserted) - Inch	-	-	-	-	-	-	-	-	-	-	-	-	-	1/2" ～ #10	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Length (After Insertion) L (D = Screw Shaft Dia. M)	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D	2D
Notch	Yes	Yes	Yes	No	Yes	Yes	No	Yes	No	Yes	No	No	No	Yes	Yes	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes	No	No	No	Yes	No
Shape	Standard	Standard	-	Standard	-	Standard	Standard	Standard	Standard	-	Standard	Slotted	Slotted	-	Standard	Standard	Standard	Standard	Standard	Standard	-	-	-	Standard	-	Standard	Standard	Standard	Standard	Standard
Sale Unit	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.) ～ Box/Pack	Individually Sold (From 1 pc.)	Box/Pack	Box/Pack	Box/Pack	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.) ～ Box/Pack	Box/Pack	Box/Pack	Box/Pack	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.) ～ Box/Pack	Box/Pack	Individually Sold (From 1 pc.) ～ Box/Pack	Individually Sold (From 1 pc.) ～ Box/Pack	Individually Sold (From 1 pc.) ～ Box/Pack	Individually Sold (From 1 pc.) ～ Box/Pack	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.) ～ Box/Pack	Box/Pack	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.)	Individually Sold (From 1 pc.)	Box/Pack	Individually Sold (From 1 pc.)
Cleaning Method	-	Degreasing / Precision Cleaning / Electrolytic Polishing + Precision Cleaning	-	-	-	Degreasing / Precision Cleaning / Electrolytic Polishing + Precision Cleaning	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Features/Applications	-	-	-	-	-	Clean Washed	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
RoHS Compliance	-	-	-	-	-	RoHS Compliant (10 Substances)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

Configure

Filters

Insert Style
- Standard
- Self-Tapping
- Key Locked
- Press-Fit
Images

Clear

Application
- Light Metal
- Cast Iron
- General Resin
- Wood
Clear

Material
- Steel
- 303/304 Stainless Steel
- 316 Stainless Steel
- 430F Stainless Steel
- Brass
- Phosphor Bronze
- Nitronic 60
- Aluminum
- Stainless Steel
Clear

Screw Type
- Metric Coarse
- Metric Fine
- Unified Coarse
- Unified Fine
Clear

Metric / Inch
- metric
- inch
Clear

Thread Diameter (Inserted) - Metric
1.4

1.6

1.7

2

2.2

2.5

2.6

3

3.5

4

5

6

6a

7

8

9

10

11

12

14

16

18

20

22

24

27

30

36

39

42
Drawing

Clear

Thread Diameter (Inserted) - Inch
1/4"

5/16"

3/8"

7/16"

1/2"

5/8"

3/4"

7/8"

1"

#10

#12

#4

#5

#6

#8
Clear

Length (After Insertion) L (D = Screw Shaft Dia. M)
- 1D
- 1.5D
- 2D
- 2.5D
- 3D
- 0.5D
- 0.7D
- 0.8D
- 3.5D
Drawing

Clear

Notch
- No
- Yes
Clear

Shape
- Slotted
- Small Outside Diameter Slotted
- Three-Hole
- Small Outside Diameter Three-Hole
- With Pin
- Chip-Free
- Standard
Images

Clear

Sale Unit
Individually Sold (From 1 pc.)

Box/Pack
Clear

Cleaning Method
- Degreasing
- Precision Cleaning
- Electrolytic Polishing + Precision Cleaning
Clear

Features/Applications
- Clean Washed
Details

Clear

RoHS Compliance
- RoHS Compliant (10 Substances)
- Not RoHS Compliant
Clear

Brand

- MISUMI (4)
- C-Value ()
- Recoil (8)
- JAPAN DRIVE-IT (6)
- Hirosugi-Keiki (5)
- Tokai (4)
- Sunco (2)
- KS SANGYO (1)
- NBK (0)
- AMPG (0)
- KKV (0)
- Kipp (0)
Clear

CAD

- 2D
- 3D
Clear

Threaded Inserts（Length (After Insertion) L (D = Screw Shaft Dia. M)：2D）

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Filters

Insert Style

Application

Material

Screw Type

Metric / Inch

Thread Diameter (Inserted) - Metric

Thread Diameter (Inserted) - Inch

Length (After Insertion) L (D = Screw Shaft Dia. M)

Notch

Shape

Sale Unit

Cleaning Method

Features/Applications

RoHS Compliance

Brand

CAD

Related Categories to Threaded Inserts