Howmet Fastening Systems
Howmet Fastening Systems
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Unit of Measure

Specifications

Series

 N/A 4002

Head Style

 N/A #2 Cross Recess

Stud Material

 N/A 300 CRES per ASTM A276, ASTM A580 or AMS-QQ-S-763

Cup Material

 N/A 300 CRES per ASTM A167, ASTM A240 or ASTM A666

Spring Material

 N/A 302 CRES per ASTM A313 or AMS-QQ-S-763

Spacer Material

 N/A 300 CRES per ASTM A666 or ASTM A240

Cross Pin Material

 N/A 302 CRES per ASTM A313 or AMS-QQ-S-763

Finish

 N/A Passivate per ASTM A967 (Nitric) or AMS 2700

L

 N/A 0.518-0.528 in

S

 N/A 0.800 in

Approx. Weight/100

 N/A 1.040 lb

Notes

N/A

  • Cross pin will withstand push-out force of 175 Lbs. for steel parts and 50 Lbs. for Cres parts retain symmetrically about centerline of stud within ±.02.
  • Suffix "X" only available for suffix "None" and "S" for Dash Numbers 3, 4, 5 & 6. head mark shall include an "X". Suffix "X" Parts are 0.015 longer than standard parts and are intended for use when panel thickness crosses tabulated values in catalog.
  • Unless otherwise specified dimensions are in inches & per ANSI Y14.5M.

    For Dash Number not shown in Table use:
    L Min = 0.353 + (Dash Number x 0.030)
    L Max = L Min + 0.010
    S = 0.630 + (Dash Number x 0.030)
    Approx Weight (lb/100) for Steel= 0.92 + (Dash Number x 0.0193)
    Approx Weight (lb/100) for Stainless Steel= 0.93 + (Dash Number x 0.0193)