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Self-Clinching Nuts – Types S, SS, CLS, CLSS, SP

Type S, SS, CLS, and CLSS nuts provide load-bearing threads in thin sheets with high pushout and torque-out resistance.

Type SP, PEM 300® nuts provide strong load-bearing threads in stainless steel sheets as thin as .030”.

Types S / SS are recommended for use in steel or aluminum sheets HRB (Rockwell “B” scale) 80 or less and HB (Hardness Brinell) 150 or less.

Type SP is recommended for use in stainless steel sheets HRB (Rockwell “B” scale) 90 or less and HB (Hardness Brinell) 185 or less.

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L/T "4 - 8 Weeks"

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Property Value
THREAD CODE M4
THREAD SIZE M4 x 0.7
THREAD SIZE X PITCH M4 x 0.7
THREAD SPECIFICATION 6H, ASME B1.13M, Internal
SHANK CODE 2
FASTENER MATERIAL 300 Series Stainless Steel
STANDARD FINISH Passivated and/or tested, Passivated and/or tested per ASTM A380
FOR USE IN SHEET HARDNESS HRB 70 / HB 125 or Less
PRODUCT CATEGORY Self-Clinching Nuts – Types S, SS, CLS, CLSS, SP
CAD SUPPLIER PennEngineering® (PEM®)
CADPARTID 103687
BASE PANEL MATERIAL Aluminum, Steel
BRAND PEM
FASTENER CHARACTERISTICS Threaded Internal
PEM PRODUCT FAMILY CL
PRODUCT TYPE Nuts
TECHNOLOGY TYPE Self-Clinching
UNIT (METRIC/UNIFIED) Metric
A SHANK MAX 1.38mm
E ± 0.25_MM 7.87mm
HOLE SIZE IN SHEET + 0.08_MM 5.41mm
MIN. DIST. HOLE C/L TO EDGE_MM 6.9mm
C MAX._MM 5.38mm
REC. MIN. SHEET THICKNESS_MM 1.4mm
T ± 0.25_MM 2mm
The Design Engineers Fastener Guide TECH SHEET WHITE PAPER Click Here
Automotive Electronics Fastening Design Standards CATALOG Click Here

CL-S-CLS-CLSS Nuts – Metric

TYPE THREAD CODE SHANK CODE TEST SHEET MATERIAL INSTALLATION (kN) PUSHOUT (N) TORQUE-OUT (N•m)
S, CLS M4 0 5052-H34 Aluminum 11.2-13.4 300 2.37
S, CLS M4 1 5052-H34 Aluminum 11.2-13.4 470 2.6
S, CLS M4 2 5052-H34 Aluminum 11.2-13.4 970 4
S, CLS M4 0 Cold-Rolled Steel 18-27 490 2.95
S, CLS M4 1 Cold-Rolled Steel 18-27 645 4
S, CLS M4 2 Cold-Rolled Steel 18-27 1250 5.1