The Washer,spring Tension, cataloged under National Stock Number 5310-01-274-6323, 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10 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-274-6323 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | ASTM B633,TYPE 1,CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Criticality Code Justification | ZZZY |
| Style Designator | SPRING TENSION |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Material Thickness | 0.019 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| 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 OVERALL |
| Hole Diameter | 0.258 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERAIL 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 |
|---|---|
| LL-HX5-6458 | 5/9 Secondary reference Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| A1-502519 | C/1 Advisory reference — outside the item-of-supply concept Matthew Warren, Inc. Div Maryland Precision Spring |
| KFB122E | 7/1 Vendor item drawing reference Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution |
| A1-502519 | 3/9 Design control — primary reference Rolex Company Dba Rolex Company Div Rolex Company |
NSN 5310-01-274-6323 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-274-6323: Overall Height: 0.035 INCHES NOMINAL IN; Surface Treatment Document and Classification: ASTM B633,TYPE 1,CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Criticality Code Justification: ZZZY; Style Designator: SPRING TENSION. 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.