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All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Nuts for Sheet Metal > Nuts – Types CLA, CLS, CLSS, H, HNL, S, SS, SMPS, SP, SMPP > Nuts for Ultra-Thin Sheets – Type SMPS, SMPP > Nuts for Ultra-Thin Sheets - Type SMPS, SMPP - Unified > Part # SMPP-256  

Part # SMPP-256, Nuts for Ultra-Thin Sheets - Type SMPP - Unified

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Type SMPP self-clinching nuts are for installation into ultra-thin sheets.
  • Installs into stainless steel sheets as thin as .025”.
  • Corrosion resistance similar to 300 series stainless steel.
  • Reduced outer dimensions and thinner sheet capabilities compared to type SP thread sizes.
  • Recommended for use in stainless steel sheets HRB 90 / HB 192 or less.




 Specifications   

Thread Size
.086-56 (#2-56)

Thread Code
256

A (Shank) Max.

 View
.024 in

Min. Sheet Thickness
.025 in

Hole Size in Sheet + .003 - .000
.136 in

C Max.
.135 in

E ± .010
.220 in

T ± .010
.065 in

Min. Dist. Hole C/L to Edge
.160 in

For Use in Sheet Hardness
HRB 90 / HB 192 or Less

Thread Specification
Internal, ASME B1.1, 2B

Fastener Material
Age hardened A286 Stainless Steel (non-magnetic)

Standard Finish
Passivated and/or tested per ASTM A380

CAD Supplier
PennEngineering® (PEM®)


 MORE IMAGES 

·  SMPP Installation



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PEMSERTER® Tooling Selector

Type SMPP™ Self-clinching Nuts

Tightening Torque