The Washer,lock, cataloged under National Stock Number 5310-01-081-0797, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-081-0797 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Special Test Features | SPECIAL QUALITY CONTROL TESTING |
| Criticality Code Justification | ZZZYZZZY |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | MIL-S-16782(CANCELLED) MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Outside Diameter | 0.489 INCHES MAXIMUM0.489 INCHES MAXIMUM IN |
| Material Thickness | 0.062 INCHES MINIMUM0.062 INCHES MINIMUM IN |
| Test Data Document | 81349-MIL-P-23199 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.). |
| Material | STEEL COMP 1010 OR STEEL COMP 1015 OVERALL |
| Hole Diameter | 0.254 INCHES MINIMUM AND 0.254 INCHES MINIMUM AND 0.262 INCHES MAXIMUM0.262 INCHES MAXIMUM IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| E-74114PC142 | 3/1 Design control — primary reference Flowserve Corp Dba Automax Actuators Div Flowserve Us Company |
NSN 5310-01-081-0797 is a Washer,lock, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-081-0797: Special Test Features: SPECIAL QUALITY CONTROL TESTING; Criticality Code Justification: ZZZYZZZY; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: MIL-S-16782(CANCELLED) MIL SPEC ALL MATERIAL RESPONSES OVERALL. 10 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.