The Nut,plain,assembled Washer, cataloged under National Stock Number 5310-01-697-5927, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-697-5927 |
| Primary Part Number | 12561714-18 |
| Item Name | Nut,plain,assembled Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Washer Outside Diameter | 0.500 INCHES NOMINAL IN |
| Width Across Flats | 0.423 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Nut Height | 0.178 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN |
| Nut Style | EXTERNAL TOOTH |
| Thread Class | 2B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 12561714-18 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12561714 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5310-01-697-5927 is a Nut,plain,assembled Washer, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-697-5927 has 1 manufacturer part number on file: 12561714-18 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12561714-18: Overall Height: 0.270 INCHES NOMINAL IN; Washer Outside Diameter: 0.500 INCHES NOMINAL IN; Width Across Flats: 0.423 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC). 10 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.