The Washer,spring Tension, cataloged under National Stock Number 5310-01-034-4251, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-034-4251 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Material Document and Classification | AMS5529 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.600 INCHES NOMINAL1.600 INCHES NOMINAL IN |
| Material Thickness | 0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN |
| Material | STEEL COMP 631 OVERALL |
| Hole Diameter | 1.400 INCHES MINIMUM AND 1.400 INCHES MINIMUM AND 1.420 INCHES MAXIMUM1.420 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 |
|---|---|
| 366228-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-034-4251 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-034-4251: Overall Height: 0.085 INCHES NOMINAL0.085 INCHES NOMINAL IN; Material Document and Classification: AMS5529 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.600 INCHES NOMINAL1.600 INCHES NOMINAL IN; Material Thickness: 0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN. 5 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.