The Washer,lock, cataloged under National Stock Number 5310-00-050-2331, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-050-2331 |
| Primary Part Number | 502331 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Army Weapons Command Attn Amswe-Ree-S |
| Status | CANCELLED |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Material Thickness | 0.034 INCHES NOMINAL IN |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Nondefinitive Spec/std Data | A CLASS AND 4 STYLE |
| Material | STEEL COMP 1060 OR STEEL COMP 1080 OVERALL |
| Hole Diameter | 0.102 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Outside Diameter | 0.242 INCHES MAXIMUM IN |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | ASTM A576 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 502331 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 61085 | Telemechanics Inc (USA) |
| 61085 | At and T Corp (USA) |
| 61085 | Zf Industrieantriebe Witten Gmbh (DEU) |
| FFW84CLASSASTYLE4 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5310-00-050-2331 is a Washer,lock, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-050-2331 has 5 cross-referenced part numbers: 502331 (Army Weapons Command Attn Amswe-Ree-S), 61085 (Telemechanics Inc), 61085 (At and T Corp), 61085 (Zf Industrieantriebe Witten Gmbh), FFW84CLASSASTYLE4 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 11 known substitutes for 5310-00-050-2331: 5310-00-050-2342, 4720-00-184-7382, 5310-00-209-5122 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 502331: Surface Treatment: CADMIUM OR ZINC OVERALL; Material Thickness: 0.034 INCHES NOMINAL IN; Style Designator: SPLIT HELICAL-RIGHT HAND; Nondefinitive Spec/std Data: A CLASS AND 4 STYLE. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-050-2331 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.