The Washer,spring Tension, cataloged under National Stock Number 5310-01-406-5575, 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8 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-406-5575 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SPRING TENSION |
| Material Document and Classification | MIL-S-5059,1/2 HARD MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-25043,COND A MIL SPEC 2ND MATERIAL RESPONSE OR AMS 5528 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Material Thickness | 0.014 INCHES MINIMUM AND 0.016 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 302 OR STEEL COMP 631 OVERALL |
| Hole Diameter | 0.190 INCHES MINIMUM AND 0.210 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 |
|---|---|
| 10163187 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| MIL-W-12133/2 | 4/1 Identification reference U.S. Government activity |
| M12133/2-200 | 2/2 Government specification standardization U.S. Government activity |
| MS12133/2-200 | 5/9 Secondary reference U.S. Government activity |
| M12133/2-200 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5310-01-406-5575 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-406-5575: Overall Height: 0.022 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN; Surface Treatment Document and Classification: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SPRING TENSION; Material Document and Classification: MIL-S-5059,1/2 HARD MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-25043,COND A MIL SPEC 2ND MATERIAL RESPONSE OR AMS 5528 ASSN STD 2ND MATERIAL RESPONSE OVERALL. 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.