The Washer,key, cataloged under National Stock Number 5310-00-159-6283, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-159-6283 |
| Primary Part Number | MIL-W-21338 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Material Thickness | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Outside Diameter | 2.844 INCHES MINIMUM AND 2.874 INCHES MAXIMUM IN |
| Style Designator | KEY |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Hole Diameter | 2.400 INCHES MINIMUM AND 2.425 INCHES MAXIMUM IN |
| Heat Treatment | ANNEALED |
| Overall Distance Including Keys | 3.344 INCHES MAXIMUM IN |
| External Prebent Key Width | 0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| Internal Prebent Key Width | 0.250 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| External Key Quantity | 17 |
| Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OVERALL |
| Hardness Rating | 70.0 ROCKWELL B MINIMUM AND 90.0 ROCKWELL B MAXIMUM |
| Internal Prebent Key Length | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-W-21338 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS19070-123 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5310-00-159-6283 is a Washer,key, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-159-6283 has 2 cross-referenced part numbers: MIL-W-21338 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS19070-123 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 5310-00-159-6283: 5310-00-008-5904, 5310-00-150-3963, 5310-00-151-5545 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-W-21338: Material Thickness: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN; Outside Diameter: 2.844 INCHES MINIMUM AND 2.874 INCHES MAXIMUM IN; Style Designator: KEY; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.