Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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Unit of Measure

Specifications

Series

 N/A 4002

Head Style

 N/A Wing

Head Style of Wing

 N/A Rectangular

Stud Material

 N/A 4037 Steel per AMS 6300, ASTM A331, ASTM A322, ASTM A752

Cup Material

 N/A Steel per ASTM A109 or ASTM A108

Seal Material

 N/A Synthetic Rubber per AMS 3205

Wing Head Material

 N/A Carbon Steel per ASTM A109

Bail Handle Material

 N/A None

Spring & Cross Pin Material

 N/A Music Wire per ASTM A228

Finish

 N/A Cadmium Plate per AMS-QQ-P-416, Type II, Class 2 (Yellow Chromate)

L

 N/A 0.923-0.933 in

L1

 N/A 0.923-0.938 in

S

 N/A 1.200 in

S2

 N/A 1.390 in

C

 N/A 0.712 in

Approx. Weight/100

 N/A 1.412 lb

Notes

N/A

  • Cross Pin will withstand 100 Lbs. Pushout force & retain symmetrical about centerline of stud within ±0.02.
  • Finish: Per table except spring cup - black, for identification of this stud assembly. Seal not plated.
  • Unless otherwise specified dimensions are in inches & per ANSI Y14.5M.

    For Dash Number 26 and longer:
    L Min = 0.353 + (Dash Number x 0.030)
    L Max = L Min + 0.010
    L1 Min = 0.353 + (Dash Number x 0.030)
    L1 Max = L1 Min + 0.010
    S1 = 0.630 + (Dash Number x 0.030)
    S2 = 0.820 + (Dash Number x 0.030)
    C = 0.142 + (Dash Number x 0.030)
    Approx. Weight Lbs/100 (Slotted, Wing, Cross Recess, Bail Handle, Rectangular Wing): Dash Number x 0.0743