The Washer,flat, cataloged under National Stock Number 5310-00-853-2148, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-853-2148 |
| Primary Part Number | 7093159P1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-S-365,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | SILVER OVERALL |
| Peripheral Shape Style | ROUND |
| Material | COPPER ALLOY 360 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Thickness | 0.032 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 |
NSN 5310-00-853-2148 is a Washer,flat, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-853-2148 has 2 manufacturer part numbers on file: 7093159P1 (General Electric Company), 7093159P1 (Lockheed Martin Corporation Div Rms).
Key specifications for 7093159P1: Surface Treatment Document and Classification: QQ-S-365,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 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.