The Washer,spring Tension, cataloged under National Stock Number 5310-00-143-9588, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-143-9588 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Outside Diameter | 0.651 INCHES MINIMUM AND 0.661 INCHES MAXIMUM IN |
| Material Thickness | 0.007 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.438 INCHES MINIMUM AND 0.443 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 |
|---|---|
| 3515-22-06 | 5/9 Secondary reference Recon/optical, Inc. |
| 3515-22-06 | 5/9 Secondary reference U.S. Government activity |
| 3515-22-06 | 3/9 Design control — primary reference Itw Shakeproof Automotive Products |
NSN 5310-00-143-9588 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-143-9588: Overall Height: 0.081 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN; Outside Diameter: 0.651 INCHES MINIMUM AND 0.661 INCHES MAXIMUM IN; Material Thickness: 0.007 INCHES NOMINAL IN; Material: STEEL OVERALL. 4 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.