The Washer,lock, cataloged under National Stock Number 5310-00-917-4199, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-917-4199 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | QQ-C-591 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.201 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN |
| Material Thickness | 0.025 INCHES NOMINAL IN |
| Test Data Document | 81349-MIL-N-21945 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SPECIAL FEATURES,TEST DATA DOCUMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 1700974-3 | 3/1 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5310-00-917-4199 is a Washer,lock, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-917-4199: Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: QQ-C-591 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.201 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN; Material Thickness: 0.025 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.