The Washer,flat, cataloged under National Stock Number 5310-01-394-7889, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 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 | 5310-01-394-7889 |
| Primary Part Number | 211071826 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Overall Diameter | 2.370 INCHES MINIMUM AND 2.373 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-P-22241 TY 1 GR A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 1.764 INCHES MINIMUM AND 1.769 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 |
|---|---|
| 211071826 PRIMARY | Naval Sea Systems Command (USA) |
| 582-6408329 FIND 14 | Naval Sea Systems Command (USA) |
NSN 5310-01-394-7889 is a Washer,flat, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-394-7889 has 2 manufacturer part numbers on file: 211071826 (Naval Sea Systems Command), 582-6408329 FIND 14 (Naval Sea Systems Command).
Key specifications for 211071826: Overall Diameter: 2.370 INCHES MINIMUM AND 2.373 INCHES MAXIMUM IN; Material Document and Classification: MIL-P-22241 TY 1 GR A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Peripheral Shape Style: ROUND; Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL. 6 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.