The Washer,finishing, cataloged under National Stock Number 5310-00-124-9255, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-124-9255 |
| Item Name | Washer,finishing |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-C-320,CL 1,TY 1 FED SPEC 1ST TREATMENT RESPONSE OR QQ-N-290,CL 1 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Heat Treatment | HOT ROLLED OR COLD DRAWN 1/4 HARD CONDITION OR COLD DRAWN 1/2 HARD CONDITION |
| Hardness Rating | 104.0 BRINELL STANDARD MINIMUM |
| Style Designator | FINISHING |
| Outside Diameter | 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM IN |
| Material Thickness | 0.015 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN |
| Surface Treatment | CHROMIUM OR NICKEL OVERALL |
| Material | COPPER ALLOY 116 OR COPPER ALLOY OVERALL |
| Hole Diameter | 0.206 INCHES MINIMUM AND 0.226 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 |
|---|---|
| MS27129-13 | 2/2 Government specification standardization U.S. Government activity |
NSN 5310-00-124-9255 is a Washer,finishing, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-124-9255: Overall Height: 0.136 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-C-320,CL 1,TY 1 FED SPEC 1ST TREATMENT RESPONSE OR QQ-N-290,CL 1 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Heat Treatment: HOT ROLLED OR COLD DRAWN 1/4 HARD CONDITION OR COLD DRAWN 1/2 HARD CONDITION; Hardness Rating: 104.0 BRINELL STANDARD MINIMUM. 9 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.