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

HFH-0420-8ZI

High-Strength Studs – Type HFH/HFHS/HFHB

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HFH-0420-8ZI

High-Strength Studs – Type HFH/HFHS/HFHB

STUD, HEAVY HEAD, STEEL

Specifications

Thread Code
0420
Thread Size
.250-20 (1/4-20)
Thread Specification
2A, ASME B1.1
Fastener Material
Hardened Carbon Steel
Standard Finish
Colorless, SC1 (5µm), Type III, Zinc plated per ASTM B633
For Use in Sheet Hardness
HRB 85 / HB 165 or Less
Product Category
High-Strength Studs – Type HFH/HFHS/HFHB – Unified
Thread Type
External
Brand
PEM
PEM Product Family
HFH
Product Type
Studs
H ± .01_in
0.38in
Hole Size in Sheet +.005 – .000_in
0.25in
Hole Size in Sheet + 0.13_mm
mm
L Len Pm 015in Or 4mm
0.5in
L ± 0.4_mm
mm
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.) Haeger Part Number Anvil Pemserter Part Number Anvil Anvil Dim C (in.) Haeger Punch Pemserter Punch Pushout (lbs.) REC. NUT TIGHTENING TORQUE (ft. lbs.) SHEET HARDNESS HRB TENSILE STRENGTH (lbs.) TEST SHEET THICKNESS & MATERIAL Torque-out (in. lbs.)
HFH 420 5500 H-103-04L 970200010300 .250 – .253 H-184-04L 970200312400 285 9.6 43 3820 .060″ Aluminum 11
HFH 420 7000 H-103-04L 970200010300 .250 – .253 H-184-04L 970200312400 480 9.6 59 3820 .060″ Steel 11

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