The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-01-502-5447, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Penn Engineering & Manufacturing Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-502-5447 |
| Primary Part Number | UL256-1 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Penn Engineering & Manufacturing Corp |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.096 INCHES MAXIMUM IN |
| Pilot Length | 0.031 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nominal Thread Size | 0.086 INCHES IN |
| Thread Quantity Per Inch | 56 |
| Surface Treatment | PASSIVATE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Temp Rating | -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC |
| Pilot Diameter | 0.143 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN |
| Thread Class | 3B |
| Material | STEEL COMP 303 OVERALL |
| Nut Diameter | 0.156 INCHES NOMINAL IN |
| Nut Style | CLINCH |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| UL256-1 PRIMARY | Penn Engineering & Manufacturing Corp (USA) |
| SM-A-858705-1 | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
NSN 5310-01-502-5447 is a Nut,self-Locking,clinch, manufactured by Penn Engineering & Manufacturing Corp, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-502-5447 has 2 cross-referenced part numbers: UL256-1 (Penn Engineering & Manufacturing Corp), SM-A-858705-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).
There is 1 known substitute for 5310-01-502-5447: 5310-00-949-3858. Verify interchangeability with system specifications before substitution.
Key specifications for UL256-1: Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nut Height: 0.096 INCHES MAXIMUM IN; Pilot Length: 0.031 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.