PennEngineering
PennEngineering
Corporate Headquarters – Danboro, PA
5190 Old Easton Rd.
Danboro, PA 18916
Phone: 215-766-8853
Toll-Free Phone: 1-800-237-4736 (U.S. only)
Email: info@pemnet.com
Website: www.pemnet.com
Print Back
Type SMPS self-clinching nuts are for installation into ultra-thin sheets. They feature a lower profile and can be mounted closer to the edge of a sheet than other self-clinching nuts.
  • Installs into sheets as thin as .025”.
  • Recommended for use in sheets HRB (Rockwell “B” scale) 70 or less and HB (Hardness Brinell) 125 or less.
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.
Nuts for Ultra-Thin Sheets - Type SMPS
Unit of Measure
1 

Part #

Thread Size

A (Shank) Max.

Hole Size in Sheet + .003 - .000

C Max.

E ± .010

Fastener Material

Standard Finish

CAD

SMPS-256 N/A .086-56 (#2-56) N/A .024 in N/A .136 in N/A .135 in N/A .220 in N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
SMPS-440 N/A .112-40 (#4-40) N/A .024 in N/A .166 in N/A .165 in N/A .220 in N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
SMPS-632 N/A .138-32 (#6-32) N/A .024 in N/A .187 in N/A .186 in N/A .252 in N/A 300 Series Stainless Steel N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
SMPP-256 N/A .086-56 (#2-56) N/A .024 in N/A .136 in N/A .135 in N/A .220 in N/A Age hardened A286 Stainless Steel (non-magnetic) N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
SMPP-440 N/A .112-40 (#4-40) N/A .024 in N/A .166 in N/A .165 in N/A .220 in N/A Age hardened A286 Stainless Steel (non-magnetic) N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
SMPP-632 N/A .138-32 (#6-32) N/A .024 in N/A .187 in N/A .186 in N/A .252 in N/A Age hardened A286 Stainless Steel (non-magnetic) N/A Passivated and/or tested per ASTM A380 N/A CAD Icon (for items table)
Unit of Measure
1