SP-256-2

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

SP-256-2

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

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

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

Specifications

Thread Code
256
Thread Size
#2-56
Thread Specification
2B, ASME B1.1, Internal
Shank Code
2
Fastener Material
Age Hardened A286 Stainless Steel 
Standard Finish
Passivated and/or tested
For Use in Sheet Hardness
HRB 90 / HB 185 or Less
Product Category
Self-Clinching Nuts – Types S, SS, CLS, CLSS, SP
CAD Supplier
PennEngineering® (PEM®)
CADPartID
103688
Base Panel Material
Stainless Steel
PEM Product Family
CL, SS
Unit (Metric/Unified)
Unified
A Shank Max
0.054in
E ± .010_in
0.25in
Hole Size in Sheet + .003 – .000_in
0.166in
Min. Dist. Hole C/L to Edge_in
0.19in
C Max._in
0.165in
Rec. Min. Sheet Thickness_in
0.056in
T ± .010_in
0.07in

Resources

Installation & Performance Data

cl-sp-nuts-unified
TYPE THREAD CODE SHANK CODE TEST SHEET MATERIAL INSTALLATION (lbs.) PUSHOUT (lbs.) TORQUE-OUT (in. lbs.)
SP 256 0 304 Stainless Steel 8000 130 14
SP 256 1 304 Stainless Steel 9000 165 17
SP 256 2 304 Stainless Steel 10000 290 18
ss-sp-nuts-unified
TYPE THREAD CODE SHANK CODE TEST SHEET MATERIAL INSTALLATION (lbs.) PUSHOUT (lbs.) TORQUE-OUT (in. lbs.)
SP 256 0 304 Stainless Steel 8000 130 14
SP 256 1 304 Stainless Steel 9000 165 17
SP 256 2 304 Stainless Steel 10000 290 18

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