The Nut,plain,assembled Washer, cataloged under National Stock Number 5310-01-525-7475, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-525-7475 |
| Primary Part Number | 74782-14 |
| Item Name | Nut,plain,assembled Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Washer Outside Diameter | 1.415 INCHES MINIMUM AND 1.445 INCHES MAXIMUM IN |
| Width Across Flats | 1.239 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-36 ASSN STD SINGLE TREATMENT RESPONSE WASHER |
| Surface Treatment Document and Classification | QQ-P-36 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Material Document and Classification | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE WASHER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.875 INCHES IN |
| Nut Height | 0.375 INCHES MINIMUM IN |
| Surface Treatment | PASSIVATE WASHER |
| Surface Treatment | PASSIVATE NUT |
| Nut Style | FLAT WITH TURNED BACK EDGE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 14 |
| Material | IRON ALLOY 660 NUT |
| Material | IRON ALLOY 660 WASHER |
| 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 |
|---|---|
| 74782-14 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 74782-14 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-525-7475 is a Nut,plain,assembled Washer, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-525-7475 has 1 manufacturer part number on file: 74782-14 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for 74782-14: Overall Height: 1.023 INCHES MINIMUM AND 1.063 INCHES MAXIMUM IN; Washer Outside Diameter: 1.415 INCHES MINIMUM AND 1.445 INCHES MAXIMUM IN; Width Across Flats: 1.239 INCHES MINIMUM AND 1.252 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-36 ASSN STD SINGLE TREATMENT RESPONSE WASHER. 17 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.