PEMPEM Fastener Catalogue

CLS–0524–2

S / SS / CLS / CLSS / SP Self-Clinching Nuts · Unified · PDF page 28 · PEM Fastener Catalogue

S / SS / CLS / CLSS / SP Self-Clinching Nuts · Unified · thread .313-24 (5/16-24)

300 series stainless, Passivated and/or tested per ASTM A380.

Also written as CLS-0524-2.

Part number breakdown

SegmentCodeMeaning
TypeCLS300 series stainless
Thread0524Thread size .313-24 (5/16-24)
Shank2

Dimensions

Defines E, C, A, T. Technical diagram of a clinch nut with two views: Left (Plan View: Top-down view showing a circular nut with a serrated/knurled clinching profile. E: Overall diameter. Right (Section View: Side cross-section showing internal threading and profile. C: Diameter of the clinching feature. A: Depth of the clinching pilot. T: Thickness of the nut body. Note: "(Clinching profile may vary" indicating potential manufacturing differences.
DimensionValue
Thread Size.313-24 (5/16-24)
Type (Fastener Material) › Stainless SteelCLS
Thread Code0524
Shank Code2
A (Shank) Max..087
Rec. Min. Sheet Thickness.090
Hole Size In Sheet +.003 −.000.413
C Max..412
E ±.010.500
T ±.010.230
Min. Dist. Hole ℄ To Edge.38

Material and finish

PropertyValue
TypeCLS
ThreadsInternal ASME B1.1 2B/ASME B1.13M, 6H
Fastener Materials300 Series Stainless Steel
Standard FinishesPassivated and/or Tested per ASTM A380
For use in Sheet HardnessHRB 70/ HB 125 or less

Source: Material and Finish Specifications · PDF page 33

Performance data

TypeThread CodeShank CodeTest Sheet MaterialInstallation (lbs.)Pushout (lbs.)Torque-out (in. lbs.)
S / CLS0518 / 052425052-H34 Aluminum4000-7000380160
S / CLS0518 / 05242Cold-rolled Steel6000-8000420180

Source: S™/CLS™/CLSS™ Nuts · PDF page 36

Source

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