The Washer,lock, cataloged under National Stock Number 5310-01-072-1089, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Autek Systems Corp. Government technical data includes 1 specification, 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 | 5310-01-072-1089 |
| Primary Part Number | 290-163 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Autek Systems Corp |
| Status | ACTIVE |
| Hole Diameter | 0.089 INCHES MINIMUM AND 0.095 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 |
|---|---|
| 290-163 PRIMARY | Autek Systems Corp (USA) |
NSN 5310-01-072-1089 is a Washer,lock, manufactured by Autek Systems Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-072-1089 has 1 manufacturer part number on file: 290-163 (Autek Systems Corp).
Key specifications for 290-163: Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT; Hole Diameter: 0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN. 1 specification is 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.