The Washer,spring Tension, cataloged under National Stock Number 5310-00-558-8089, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-558-8089 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Material Document and Classification | QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.655 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN |
| Material Thickness | 0.0035 INCHES MINIMUM AND 0.0045 INCHES MAXIMUM IN |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE FILM OVERALL |
| Material | COPPER ALLOY 170 OVERALL |
| Hole Diameter | 0.475 INCHES MINIMUM AND 0.478 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 |
|---|---|
| 1214-54 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-558-8089 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4320-00-652-2393. Verify interchangeability with system specifications before substitution.
Key specifications for 5310-00-558-8089: Overall Height: 0.045 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN; Style Designator: SPRING TENSION; Material Document and Classification: QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.655 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN. 8 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.