The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-501-6745, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Seyer Industries, Inc. Dba Seyer Industries Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-501-6745 |
| Primary Part Number | 901-092-154-101 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Seyer Industries, Inc. Dba Seyer Industries Inc |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL JOINT (UNJ) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 4.750 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 16 |
| 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 |
|---|---|
| 901-092-154-101 | Seyer Industries, Inc. Dba Seyer Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 901-092-154-101 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-501-6745 is a Nut,self-Locking,extended Washer, manufactured by Seyer Industries, Inc. Dba Seyer Industries Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-501-6745 has 1 manufacturer part number on file: 901-092-154-101 (Seyer Industries, Inc. Dba Seyer Industries Inc).
Key specifications for 901-092-154-101: Thread Series: UNIFIED NATIONAL JOINT (UNJ); Thread Direction: RIGHT-HAND; Nominal Thread Size: 4.750 INCHES IN; Thread Class: 3B. 5 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.