The Washer,spring Tension, cataloged under National Stock Number 5310-01-226-9939, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-226-9939 |
| Primary Part Number | 8579212 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-Z-325 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SPRING TENSION |
| Material Document and Classification | MIL-S-7947 COND 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Material Thickness | 0.015 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL COMP 1095 OVERALL |
| Hole Diameter | 0.328 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8579212 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5310-01-226-9939 is a Washer,spring Tension, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-226-9939 has 1 manufacturer part number on file: 8579212 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 8579212: Overall Height: 0.078 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-Z-325 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SPRING TENSION; Material Document and Classification: MIL-S-7947 COND 2 MIL SPEC 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.