The Washer,lock, cataloged under National Stock Number 5310-01-216-5697, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-216-5697 |
| Primary Part Number | MS51415-6 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| Surface Treatment Document and Classification | ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Material Thickness | 0.088 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | A CLASS AND 2 STYLE |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Material | STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Surface Treatment | ZINC OVERALL |
| Hole Diameter | 0.314 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| Outside Diameter | 0.583 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-01-216-5697 is a Washer,lock, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-216-5697 has 3 cross-referenced part numbers: MS51415-6 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FF-W-84 (Federal Specifications Promulgated by General Services Administration Washington DC), 101091 (Gleason Reel Corp).
There are 9 known substitutes for 5310-01-216-5697: 5120-00-018-0529, 4820-01-047-0502, 4820-01-104-0611 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS51415-6: Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM; End Item Identification: MRAP - COUGAR; MRAP - M-ATV DV178; MRAP - COUGAR CAT1 A2; Special Features: FINISH: ELECTRO-PLATED ZINC; Surface Treatment Document and Classification: ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.