The Washer Blank, cataloged under National Stock Number 5310-01-520-9039, 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8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-520-9039 |
| Item Name | Washer Blank |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.187 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5517 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5903 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5640 ASSN STD 3RD MATERIAL RESPONSE OR AMS 5738 ASSN STD 4TH MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OVERALL |
| Thickness | 0.090 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 |
| Reference | Meaning |
|---|---|
| 140-009E9S12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-520-9039 is a Washer Blank, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-520-9039: Surface Treatment Document and Classification: QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.187 INCHES NOMINAL IN; Material Document and Classification: AMS 5517 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5903 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5640 ASSN STD 3RD MATERIAL RESPONSE OR AMS 5738 ASSN STD 4TH MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 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.