The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-013-1245, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Austin-Westran Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-013-1245 |
| Primary Part Number | 203850 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Austin-Westran Llc |
| Status | CANCELLED |
| Nut Height | 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Bearing Surface Type | CHAMFERED |
| Thread Quantity Per Inch | 20 |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Class | 2B |
| Width Across Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Material | STEEL OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 203850 | Austin-Westran Llc (USA) |
| AS103309 | Chicago Pneumatic Tool Co (USA) |
| 131245 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 178158 | Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA) |
| 5310000131245 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 5310PL0834045 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 9413946 | General Motors Corp (USA) |
| 9422273 | General Motors Corp (USA) |
| 00495 | Tru-Hitch, Inc. (USA) |
NSN 5310-00-013-1245 is a Nut,self-Locking,hexagon, manufactured by Austin-Westran Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-013-1245 has 9 cross-referenced part numbers: 203850 (Austin-Westran Llc), AS103309 (Chicago Pneumatic Tool Co), 131245 (Army Weapons Command Attn Amswe-Ree-S), 178158 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division), 5310000131245 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales) and 4 more.
There are 8 known substitutes for 5310-00-013-1245: 5310-00-088-1251, 5306-00-272-3484, 3130-01-169-6494 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 203850: Nut Height: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN; Nut Style: HEXAGON; Bearing Surface Type: CHAMFERED; Thread Quantity Per Inch: 20. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-013-1245 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.