The Washer,flat, cataloged under National Stock Number 5310-01-221-3026, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines. Government technical data includes 10 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 | 5310-01-221-3026 |
| Primary Part Number | 308482 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 321 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.271 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Thickness | 0.018 INCHES MINIMUM AND 0.022 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 |
| Part Number | Manufacturer |
|---|---|
| 308482 PRIMARY | Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines (USA) |
NSN 5310-01-221-3026 is a Washer,flat, manufactured by Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-221-3026 has 1 manufacturer part number on file: 308482 (Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines).
Key specifications for 308482: Surface Treatment Document and Classification: QQ-P-35,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.500 INCHES NOMINAL IN; Material Document and Classification: AMS 5510 ASSN STD 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.