The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-00-638-9290, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 16 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-638-9290 |
| Primary Part Number | 50FP2-632 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Surface Treatment | PASSIVATE OVERALL |
| Nominal Thread Size | 0.138 INCHES IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Width Across Flats | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Nut Height | 0.240 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Thread Series | UNJC |
| Thread Quantity Per Inch | 32 |
| Lubrication | SOLUBLE LUBRICANT |
| Nut Style | CLINCH |
| Nut Counterbore Depth | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM NUT IN |
| Counterbore Diameter | 0.165 INCHES MINIMUM AND 0.170 INCHES MAXIMUM NUT IN |
| Pilot Length | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Thread Class | 3B |
| Pilot Diameter | 0.220 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-638-9290 is a Nut,self-Locking,clinch, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-638-9290 has 2 cross-referenced part numbers: 50FP2-632 (Sps Technologies, Llc Dba PB Fasteners), 81112 (Federal Screw Products, Inc.).
There are 6 known substitutes for 5310-00-638-9290: 5340-00-290-4143, 1650-00-542-2060, 4730-00-640-6117 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 50FP2-632: Surface Treatment: PASSIVATE OVERALL; Nominal Thread Size: 0.138 INCHES IN; Material: STEEL CORROSION RESISTING OVERALL; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT. 17 total characteristics are documented in the Federal Logistics Information System.