The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-734-6957, 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 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-734-6957 |
| Primary Part Number | 7979327 |
| 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 | 1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Material Document and Classification | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | CASEHARDENED |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.875 INCHES IN |
| Nut Height | 0.891 INCHES MINIMUM AND 0.921 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 1115 OR STEEL COMP 1116 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1119 OR STEEL COMP 1120 OVERALL |
| Bearing Surface Type | WASHER FACED |
| 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 |
|---|---|
| 13X93 | Meritor Industrial Products, Llc (USA) |
| 7979327 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 13X93 | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| KC5116 | 5/9 Secondary reference Diamond Reo Truck Co |
| 7346957 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 98621R1 | 5/9 Secondary reference U.S. Government activity |
| 5310007346957 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 98621R1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
NSN 5310-00-734-6957 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 5310-00-734-6957 has 3 manufacturer part numbers on file: 13X93 (Meritor Industrial Products, Llc), 7979327 (U S Army Tank Automotive Command Amsta-Im-Mm), 13X93 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for 7979327: Width Across Flats: 1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM IN; Thread Series: UNF; Material Document and Classification: QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Features Provided: CASEHARDENED. 12 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.