The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-170-2107, 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 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-170-2107 |
| Primary Part Number | 12296281 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-Z-325,TY 1,CL 1 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Series | UNEF |
| Material Document and Classification | ASTM-A-108 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 0.563 INCHES IN |
| Nut Height | 0.163 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 1015 AND STEEL COMP 1025 OVERALL |
| Bearing Surface Type | FLAT |
| 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 |
|---|---|
| 12296281 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5310-01-170-2107 is a Nut,plain,hexagon, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-170-2107 has 1 manufacturer part number on file: 12296281 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12296281: Width Across Flats: 0.875 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-Z-325,TY 1,CL 1 FED SPEC ALL TREATMENT RESPONSES OVERALL; Thread Series: UNEF; Material Document and Classification: ASTM-A-108 ASSN STD ALL MATERIAL RESPONSES OVERALL. 13 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.