HFHS-0420-8 - High-Strength Studs - Type HFH/HFHS/HFHB - PEM® Fastening Products

HFHS-0420-8

High-Strength Studs – Type HFH/HFHS/HFHB

Studs / HFHS-0420-8
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HFHS-0420-8

High-Strength Studs – Type HFH/HFHS/HFHB

STUD, HEAVY HEAD, STAINLESS

Specifications

Thread Code
0420
Thread Size
.250-20 (1/4-20)
Thread Specification
2A, ASME B1.1
Fastener Material
300 Series Stainless Steel
Standard Finish
Passivated and/or tested per ASTM A380
For Use in Sheet Hardness
HRB 70 / HB 125 or Less
Product Category
High-Strength Studs – Type HFH/HFHS/HFHB – Unified
Thread Type
External
Brand
PEM
PEM Product Family
HFHS
Product Type
Studs
H ± .01_in
0.38in
Hole Size in Sheet +.005 – .000_in
0.25in
L Len Pm 015in Or 4mm
0.5in
Min. Dist. Hole C/L to Edge_in
0.46in
S Max._in
0.125in
T Max._in
0.05in

Installation & Performance Data

Type Thread Code Installation (lbs.) Anvil Dim C (in.) Haeger Part Number Anvil Haeger Punch Pemserter Part Number Anvil Pemserter Punch Pushout (lbs.) REC. NUT TIGHTENING TORQUE (ft. lbs.) SHEET HARDNESS HRB TENSILE STRENGTH (lbs.) TEST SHEET THICKNESS & MATERIAL Torque-out (in. lbs.)
HFHS 420 4000 .250 – .253 H-103-04L H-184-04L 970200010300 970200312400 285 5.2 32 2385 .064″ Aluminum 8
HFHS 420 6500 .250 – .253 H-103-04L H-184-04L 970200010300 970200312400 480 5.2 43 2385 .072″ Steel 8

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