The Washer,spring Tension, cataloged under National Stock Number 5310-01-084-4740, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-084-4740 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Criticality Code Justification | ABPXABPX |
| Material Document and Classification | QQ-C-535 TEM 1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.359 INCHES NOMINAL0.359 INCHES NOMINAL IN |
| Material Thickness | 0.0055 INCHES MINIMUM AND 0.0055 INCHES MINIMUM AND 0.0071 INCHES MAXIMUM0.0071 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 172 OVERALL |
| Hole Diameter | 0.081 INCHES MINIMUM AND 0.081 INCHES MINIMUM AND 0.084 INCHES MAXIMUM0.084 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 | Y |
| Reference | Meaning |
|---|---|
| 56451510010 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-084-4740 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-084-4740: Overall Height: 0.087 INCHES MINIMUM AND 0.087 INCHES MINIMUM AND 0.093 INCHES MAXIMUM0.093 INCHES MAXIMUM IN; Criticality Code Justification: ABPXABPX; Material Document and Classification: QQ-C-535 TEM 1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.359 INCHES NOMINAL0.359 INCHES NOMINAL IN. 6 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.