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

Part Type

 N/A Stud Assembly

Series

 N/A 27S12

Head Style

 N/A Slotted

Stud Material

 N/A CRES per AMS5731 (A286)

Cup Material

 N/A CRES per ASTM A240 Class 305

Spring & Cross Pin Material

 N/A Cobalt Alloy (Elgiloy)

Stud Finish

 N/A Passivate per ASTM 2700

Spring & Cross Pin Finish

 N/A None

Cup Finish

 N/A Passivate per ASTM 2700

Dash Number

 N/A 5.000

L

 N/A 0.550-0.560 in

S

 N/A 0.730 in

A - Force

 N/A 50.000 lb

Weight/100

 N/A 0.567 lb

Notes

Notes

 N/A Unless otherwise specified
1. Cross pin will withstand a pushout force of A lbs and retain symmetrycally about centerline of stud within ±0.02.
For 11 and longer use:
L MIN = 0.400 + (0.030 x 1st Dash Number)
L MAX = L MIN + 0.010
S = 0.58 + (0.030 x 1st Dash Number)