The Washer,spring Tension, cataloged under National Stock Number 5310-01-591-0595, 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8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-591-0595 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416, TY 2, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SPRING TENSION |
| Material Document and Classification | ASTM A684/A684M ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 8.5 MILLIMETERS MINIMUM AND 9.0 MILLIMETERS MAXIMUM MM |
| Material Thickness | 0.55 MILLIMETERS MINIMUM AND 0.65 MILLIMETERS MAXIMUM MM |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 1050 OR STEEL COMP 1055 OR STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1090 OR STEEL COMP 1095 OVERALL |
| Hole Diameter | 5.3 MILLIMETERS MINIMUM AND 5.4 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| DOD-W-63474/3 | 4/1 Identification reference U.S. Government activity |
| D63474/3-S08C | 2/2 Government specification standardization U.S. Government activity |
NSN 5310-01-591-0595 is a Washer,spring Tension, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-591-0595: Overall Height: 1.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: QQ-P-416, TY 2, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SPRING TENSION; Material Document and Classification: ASTM A684/A684M ASSN STD SINGLE 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.