SMPP-256
Nuts for Ultra-Thin Sheets – Type SMPS, SMPP
SMPP-256
Nuts for Ultra-Thin Sheets – Type SMPS, SMPP
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.
Specifications
- Thread Code
- 256
- Thread Size
- .086-56 (#2-56)
- Thread Specification
- 2B, ASME B1.1
- Fastener Material
- Age hardened A286 Stainless Steel (non-magnetic)
- Standard Finish
- Passivated and/or tested per ASTM A380
- For Use in Sheet Hardness
- HRB 90 / HB 192 or Less
- Product Category
- Nuts for Ultra-Thin Sheets – Type SMPS, SMPP – Unified
- Thread Type
- Internal
- Brand
- PEM
- PEM Product Family
- SMPP
- Product Type
- Nuts
- A Shank Max
- 0.024in
- E ± .010_in
- 0.22in
- Hole Size in Sheet +.003 – .000_in
- 0.136in
- Min. Dist. Hole C/L to Edge_in
- 0.16in
- C Max._in
- 0.135in
- T ± .010_in
- 0.065in
Installation & Performance Data
| Type | Thread Code | Test Sheet Material | Installation (lbs.) | Anvil Dim A ±.002 (in.) | Anvil Dim P +.000 -.001 (in.) | Anvil Dim R1 +.005 (in.) | Anvil Dim R Max. (in.) | Haeger Part Number Lower Tool | Haeger Part Number Upper Tool | MAX. NUT TIGHTENING TORQUE (in. lbs.) | Pemserter Part Number Anvil | Pemserter Part Number Punch | Pushout (lbs.) | SHEET HARDNESS HRB | TENSILE STRENGTH (lbs.) | TEST BUSHING HOLE SIZE PULL THRU SIZE TESTS (in.) | Test Sheet Thickness | Torque-out (in. lbs.) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SMPP | 256 | 304 Stainless Steel | 4500 | 0.223 | 0.06 | 0.005 | 0.01 | 10-00278 | H-108-0020L | 7.5 | 8020023 | 975200048 | 50 | 89 | 640 | 0.104 | .029″ | 10 |
Inventory
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