The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-050-3331, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Army Weapons Command Attn Amswe-Ree-S. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 28 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-050-3331 |
| Primary Part Number | 503331 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Army Weapons Command Attn Amswe-Ree-S |
| Status | CANCELLED |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3B |
| Nominal Thread Size | 0.625 INCHES IN |
| Thread Series | UNF |
| Thread Quantity Per Inch | 18 |
| Nut Height | 0.750 INCHES NOMINAL IN |
| Width Across Flats | 0.938 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Material Document and Classification | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 503331 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 911882X14U | Sasco Inc Canadian Div |
| N3311BQ | Diamond Reo Truck Co (USA) |
| 360402S7A2 | Ford Motor Company (USA) |
| 360402S7A1 | Ford Motor Company (USA) |
| 60402S7S8A2 | Ford Motor Company (USA) |
| 360402S7S8A2 | Ford Motor Company (USA) |
| 360402S7S8A2 | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| 50331 | Diamond Reo Truck Co (USA) |
| 7059681 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 360402S7A2 | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| MT66 | Great American Industries Inc (USA) |
| 360402S8A1 | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| 7409392 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 104993 | Garwood/feller Inc Garwood Winch Div (USA) |
| 360402S7 | Ford Motor Company (USA) |
| 360402S7S8A | Ford Motor Company (USA) |
| 360402S7A1 | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| 360402S7 | Ford Motor Co Ford Parts and Service Div Government Part Sales (USA) |
| 360402S8A1 | Ford Motor Company (USA) |
NSN 5310-00-050-3331 is a Nut,self-Locking,hexagon, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-050-3331 has 28 cross-referenced part numbers: 503331 (Army Weapons Command Attn Amswe-Ree-S), 911882X14U (Sasco Inc Canadian Div), N3311BQ (Diamond Reo Truck Co), 360402S7A2 (Ford Motor Company), 360402S7A1 (Ford Motor Company) and 23 more.
There are 10 known substitutes for 5310-00-050-3331: 5330-00-285-9446, 3010-00-356-3309, 5940-00-849-8394 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 503331: Thread Direction: RIGHT-HAND; Thread Class: 3B; Nominal Thread Size: 0.625 INCHES IN; Thread Series: UNF. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-050-3331 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.