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Short Ejector Sleeves (Bushings For Ejector Pins)

Part Number Configured Part Number is shown.
SKD61(H13)(1.2344) equivalent +Nitrided
Surface: 900HV~
Base material: 40±3HRC
Range of guaranteed base material hardness(Details Click here)
Range of guaranteed surface hardness for nitriding(Details Click here)
Short Ejector Sleeves (Bushings For Ejector Pins):Related Image

VH7
V≤3.03.1≤V≤6.0V≥6.1
+0.010
0
+0.012
0
+0.015
0

S dimension depends on the designated L dimension.
LS
15.00~30.00S=L
30.01~50.00S=L-20

Part Number VApplicable center pin shaft diameter tolerance
ECB
ECBB
H7*Note that for sleeves with V dimension tolerance of H7, combination with center pins
that have shaft diameter tolerance is not available. The reason for this is fitting sections S are longer.(Details Click here)

Guaranteed shaft-diameter precision range (Details Click here)
x1 max.10

Basic Information

Product composition Single sleeve Material H13 Surface treatment Nitrided
Head thickness 4mm(T4) Shaft diameter tolerance -0.01/-0.02 Concentricity between the hole and shaft diameters ◎0.06
Boring method Reaming Inner dia. tolerance H7 Tapered or not No
Center pin tip shape No

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Specification/Dimensions

  • Type

    • ECBB
    • ECB
  • Product composition

    • Single sleeve
  • Material

    • H13
  • Surface treatment

    • Nitrided
  • Head thickness

    • 4mm(T4)
  • Shaft diameter tolerance

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

    • 4
    • 5
    • 6
    • 7
    • 8
    • 10
    [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
    • 5
    • 6
    • 8
    [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
  • Boring method

    • Reaming
  • Inner dia. tolerance

    • H7
  • Tapered or not

    • No
  • Center pin tip shape

    • No
  • Shaft diameter designation method

    • V dimension designation
    • V dimension selection
  • L (L dimension)(mm)

    [15-50/0.01mm increments]
  • CAD

    • 2D
    • 3D

Days to Ship

  • Days to Ship

    • 5 Days or Less

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