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Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-

Part Number Configured Part Number is shown.
(1) SKD61(H13)(1.2344) equivalent +Nitrided (2) SKD61(H13)(1.2344) equivalent +Nitrided
Surface 900HV~ Surface 900HV~
Base material 40±3HRC Base material 40~45HRC


Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related Image

Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related Image


Part NumberHead Thickness
(T•J)
Tolerance Head Thickness (T•J)
L≤300L>300
ESNS-□4mm
(T4)
0
-0.02
0
-0.05
ESJS-□4•6•8mm
(JIS)
0
-0.05

VH7 Dimension Tolerance
VTolerance
1.5~3.0+0.010
0
3.5~6.0+0.012
0
6.5~8.5+0.015
0

Head diameter/thickness of center pin
V4mm HeadJIS Head
QJQJ
1.53434
2.044
2.555
3.066
3.577
4.086
4.58
5.09
5.59
6.010
6.51011
8.011138
8.51314

S dimension depends on the designated L dimension.
  S=L-Z
L80.00~
100.00
100.01~
120.00
120.01~
140.00
140.01~
160.00
160.01~
180.00
180.01~
225.00
225.01~
250.00
250.01~
275.00
275.01~
300.00
300.01~
325.00
325.01~
350.00
350.01~
375.00
375.01~
400.00
Z50709085105125150175185210235225250

Clearance (cℓ)between the ejector sleeve's internal diameter (VH7)
and the center pin's shaft diameter (V)

Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related Image
Clearance(cℓ)<0.03


Range of guaranteed shaft diameter precision (Details Click here)
Range of guaranteed shaft diameter precision (Details Click here)
Range of guaranteed base material hardness (Details Click here)
No nitriding on the tip (ℓ) of center pin.

Default α=0
When CX code is used α=CX
When RX code is used α=RX
When SR code is uesd α=E/2

S(Not processed)AB
Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related ImageStraight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related ImageStraight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related Image
Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related Imageℓ≥0.5+αℓ≥0.7+α

C
Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related Image
ℓ≥+0.5+α

ℓ≥+0.5+α

D
Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related Image
0.1≤C≤1.5
C<
ℓ≥C+0.5+α
E
Straight Ejector Sleeves & One-Step Center Pin Sets -SKD61+Nitriding/L Dimension Designation Type-:Related Image
0.3≤R≤
ℓ≥R+0.5+α

Basic Information

Product composition Center pin sets Material H13 Surface treatment Nitrided
Shaft diameter tolerance -0.01/-0.02 Concentricity between the hole and shaft diameters ◎0.06 Inner dia. tolerance H7
Tapered or not No

Configure

Clear All

Specification/Dimensions

  • Product composition

    • Center pin sets
  • Material

    • H13
  • Surface treatment

    • Nitrided
  • Head thickness

    • 4mm(T4)
    • 6mm(JIS)
    • 8mm(JIS)
  • Shaft diameter tolerance

    • -0.01/-0.02
  • D/P (Shaft diameter)(mm)

    • 4
    • 4.5
    • 5
    • 5.5
    • 6
    • 6.5
    • 7
    • 7.5
    • 8
    • 10
    • 12
    [2.5-15.99/0.01mm increments] [16.01-19.99/0.01mm increments]
  • V (Hole diameter)(mm)

    • 1.5
    • 2
    • 2.5
    • 3
    • 3.5
    • 4
    • 4.5
    • 5
    • 5.5
    • 6
    • 6.5
    • 8
    • 8.5
    [0.8-12.2/0.01mm increments] [1-8.5/0.5mm increments] [1.5-16/0.1mm increments] [2.1-2.4/0.1mm increments] [2.6-2.9/0.1mm increments] [3.1-3.9/0.1mm increments] [4.1-5.9/0.1mm increments] [6.1-7.9/0.1mm increments] [7-10/1mm increments] [8-8.5] [80-300/0.01mm increments]
  • Concentricity between the hole and shaft diameters

    • ◎0.06
  • Inner dia. tolerance

    • H7
  • Tapered or not

    • No
  • Center pin tip shape

    • S
    • A
    • B
    • C
    • D
    • E
  • A (Center pin tip diameter)(mm)

    [0.7-8.49/0.01mm increments]
  • C (Recess diameter)(mm)

    [0.1-1/0.1mm increments]
  • E (Center pin tip diameter)(mm)

    [0.7-8.49/0.01mm increments]
  • F (Center pin shaft diameter length)(mm)

    [50-499.5/0.01mm increments]
  • L (L dimension)(mm)

    [80-400/0.01mm increments]
  • X (Full length of the center pin)(mm)

    [100-500/0.01mm increments]
  • R(mm)

    [0.1-3.2/0.1mm increments]
  • Type

    • ESJS-E
    • ESNS-A
    • ESJS-B
    • ESNS-B
    • ESJS-A
    • ESJS-S
    • ESNS-E
    • ESNS-C
    • ESJS-D
    • ESNS-D
    • ESJS-C
    • ESNS-S
  • CAD

    • 2D
    • 3D

Days to Ship

  • Days to Ship

    • 7 Days or Less

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