The Washer,spring Tension, cataloged under National Stock Number 5310-01-718-1442, 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10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-718-1442 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | SAE-AMS-C-81562, TYPE II, CLASS 2 OR ASTM B633, FE/ZN 12, TYPE II NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| Style Designator | SPRING TENSION |
| Material Document and Classification | ASTM A684/A684M, GRADE 1070 THRU 1095, UNS 10700 THRU UNS 10950 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.605 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN |
| Material Thickness | 0.030 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Specification/standard Data | 81349-MIL-DTL-12133E AND MIL-DTL-12133/1 GOVERNMENT SPECIFICATION |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.297 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| M12133/1-5Z | 2/2 Government specification standardization U.S. Government activity |
NSN 5310-01-718-1442 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-718-1442: Overall Height: 0.046 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN; Surface Treatment Document and Classification: SAE-AMS-C-81562, TYPE II, CLASS 2 OR ASTM B633, FE/ZN 12, TYPE II NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL; Hardness Rating: 45.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM; 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.