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Unit of Measure

Series

 N/A 4002

Head Style

 N/A Hex Recess

Stud Material

 N/A 4037 Alloy Steel Bar per ASTM A331

Spring & Cross Pin Material

 N/A Music Wire per QQ-W-470

Spring Cup Material

 N/A Carbon Steel per ASTM A684, 1050

Finish

 N/A Zinc Plate per QQ-Z-386, Type II, Class 2

Heat Treat

 N/A None

L

 N/A 0.413-0.423 in

S

 N/A 0.770 in

B HEX

 N/A 0.157-0.162 in4.000 mm

C

 N/A 0.182 in

Weight/100

 N/A 1.219 lb

N/A

  • To avoid over torqueing, a screwdriver handle type tool is recommended for operating this fastener instead of a wrench or ratchet type tool.
  • Cross Pin will withstand a 175 Lbs push-out force & retain symmetrical about centerline of stud within ±.02.

    For Dash Number 16 and greater:
    L Min = 0.353 + (Dash Number x 0.030)
    L Max = L Min + 0.010
    For Dash Number II=1
    S = 0.710 + (Dash Number x 0.030)
    Weight (lb/100) = 1.243 + (Dash Number x 0.0193)
    For Dash Number II=2
    S = 0.760 + (Dash Number x 0.030)
    Weight (lb/100) = 1.265 + (Dash Number x 0.0193)