HSK4-R2.5-4.0 - SELF-CLINCHING KEYHOLE® FASTENERS - HSK4-R™ - PEM® Fastening Products

HSK4-R2.5-4.0

SELF-CLINCHING KEYHOLE® FASTENERS – HSK4-R™

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HSK4-R2.5-4.0

SELF-CLINCHING KEYHOLE® FASTENERS – HSK4-R™

KEYHOLE FASTENERS

Specifications

Fastener Material
Hardened 400 Series Stainless Steel
Standard Finish
Passivated and/or tested per ASTM A380
For Use in Sheet Hardness
HRB 88 / HB 183 or less
Panel 1 (Bottom) Sheet Hardness Max.
HRB 88 / HB 183
Product Category
SELF-CLINCHING KEYHOLE® FASTENERS – HSK4-R™ – Unified
Brand
PEM
Face Mounting Designation Code
R
Neck Diameter Code
4
PEM Product Family
HSK4-R
Panel 1 Thickness Range (in)
.047 – .055
Panel 1 Thickness Range (mm)
1.2-1.39
Panel 2 Thickness Max (in)
0.1
Panel 2 Thickness Max (mm)
2.54
Product Type
OtherFasteners
A Shank Max
0.047in, 1.2mm
B ± .003_in
0.256in
B ± 0.075mm/±.003in_in
0.256in
B ± 0.08_mm
6.5mm
D Anvil Hole + .003 – .000_in
0.262in
D Anvil Hole + 0.08_mm
6.65mm
H – Nom._in
0.354in
H – Nom._mm
9mm
M Max._in
0.198in
M Max._mm
4.95mm
N ± .003_in
0.157in
N ± 0.08_mm
4mm
C Max._in
0.315in
C Max._mm
8mm
Panel 1 (Bottom) Edge Distance C1 Min._in
0.315in
Panel 1 (Bottom) Edge Distance C1 Min._mm
8mm
Panel 1 (Bottom) Mounting Hole B + .003 – .000_in
0.316in
Panel 2 (Top) Mounting Hole A1 Nom._in
0.089in
Panel 2 (Top) Mounting Hole A1 Nom._mm
2.25mm
Panel 2 (Top) Mounting Hole A2 ± .003_in
0.177in
Panel 2 (Top) Mounting Hole A2 ± 0.08_mm
4.5mm
Panel 2 (Top) Mounting Hole A3 ± .003_in
0.276in
Panel 2 (Top) Mounting Hole A3 ± 0.08_mm
7mm
Panel 2 (Top) Mounting Hole A4 Min._in
0.217in
Panel 2 (Top) Mounting Hole A4 Min._mm
5.5mm
S ± .003_in
0.155in
S ± 0.08_mm
3.93mm
Top Sheet Thickness Code
2.5

Installation & Performance Data

Type Installation (lbs.) Test Sheet Material Body Size – Sheet Code /Part No Installation (kN) Pushout (lbs.) Pushout (N) Side-Load Force Max. (lbs.) Side-Load Force Max. (N) Test Sheet Thickness
HSK4-R 9442 300 Series SS HRB 88 HSK4-R2.5-4.0 42 337 1500 202 900 .047” / 1.2mm

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