The Washer,flat, cataloged under National Stock Number 5310-01-643-9306, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Aztec Manufacturing, Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-643-9306 |
| Primary Part Number | 94709A113 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Aztec Manufacturing, Inc |
| Status | ACTIVE |
| Overall Diameter | 0.375 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | RUBBER CHLOROPRENE CLASS CR SEALING ELEMENT |
| Material | STEEL CORROSION RESISTING OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.200 INCHES NOMINAL IN |
| Thickness | 0.084 INCHES MINIMUM AND 0.114 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 |
|---|---|
| 94709A113 | Mcmaster-Carr Supply Company (USA) |
| 94709A113 | Mcmaster-Carr Supply Co (USA) |
| 94709A113 PRIMARY | Aztec Manufacturing, Inc (USA) |
| Reference | Meaning |
|---|---|
| 2023E0581 | 7/2 Vendor item drawing reference Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
NSN 5310-01-643-9306 is a Washer,flat, manufactured by Aztec Manufacturing, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-643-9306 has 3 manufacturer part numbers on file: 94709A113 (Mcmaster-Carr Supply Company), 94709A113 (Mcmaster-Carr Supply Co), 94709A113 (Aztec Manufacturing, Inc).
Key specifications for 94709A113: Overall Diameter: 0.375 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: RUBBER CHLOROPRENE CLASS CR SEALING ELEMENT. 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.