The Washer,spring Tension, cataloged under National Stock Number 5310-01-421-4223, 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6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-421-4223 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Material Document and Classification | AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.500 INCHES MINIMUM AND 1.504 INCHES MAXIMUM IN |
| Material Thickness | 0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN |
| Material | STEEL COMP 631 OVERALL |
| Hole Diameter | 0.756 INCHES MINIMUM AND 0.800 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 |
|---|---|
| 17P1F6152-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-421-4223 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-421-4223: Overall Height: 0.102 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Material Document and Classification: AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.500 INCHES MINIMUM AND 1.504 INCHES MAXIMUM 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.