The Washer,flat, cataloged under National Stock Number 5310-00-758-4936, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Federal Industries, Inc. Dba United Valve Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-758-4936 |
| Primary Part Number | SGT533-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Federal Industries, Inc. Dba United Valve Company |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES INNER |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 1.520 INCHES MINIMUM AND 1.540 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-250/4,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ANODIZE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.939 INCHES MINIMUM AND 0.941 INCHES MAXIMUM IN |
| Thickness | 0.095 INCHES MINIMUM AND 0.105 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 |
|---|---|
| SGT533-1 | Federal Industries, Inc. Dba United Valve Company (USA) |
| Reference | Meaning |
|---|---|
| SGT533-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-758-4936 is a Washer,flat, manufactured by Federal Industries, Inc. Dba United Valve Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-758-4936 has 1 manufacturer part number on file: SGT533-1 (Federal Industries, Inc. Dba United Valve Company).
Key specifications for SGT533-1: Surface Finish: 63.0 MICROINCHES INNER; Surface Treatment Document and Classification: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 1.520 INCHES MINIMUM AND 1.540 INCHES MAXIMUM IN; Material Document and Classification: QQ-A-250/4,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 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.