The Nut,plain,round, cataloged under National Stock Number 5310-01-076-6822, 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 20 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 | 5310-01-076-6822 |
| Primary Part Number | 12274273 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Hole Thread Quantity Per Inch | 36 |
| Thread Series | UNS |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| Hole Configuration Style | CONFIGURATION J |
| Thread Pitch Diameters | +10.2917 TO 10.3022 INCHES IN |
| Drive Point Width | 0.560 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 10.291 INCHES IN |
| Nut Diameter | 12.675 INCHES NOMINAL IN |
| Drive Point Depth | 0.676 INCHES NOMINAL IN |
| Undercut Thickness | 0.740 INCHES MINIMUM AND 0.762 INCHES MAXIMUM IN |
| Nut Thickness | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN |
| Small End Diameter | 12.070 INCHES MINIMUM AND 12.090 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE MANGANESE OVERALL |
| Drive Point Quantity | 1 |
| Nut Style | ROUND |
| Hole Nominal Thread Diameter | 0.164 INCHES IN |
| Thread Quantity Per Inch | 6 |
| Material | STEEL COMP 1340H AND STEEL COMP 4140H OVERALL |
| Hole Type and Quantity | 1 TAPPED |
| 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 |
|---|---|
| 12274273 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5310-01-076-6822 is a Nut,plain,round, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-076-6822 has 1 manufacturer part number on file: 12274273 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12274273: Hole Thread Quantity Per Inch: 36; Thread Series: UNS; Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM; Hole Configuration Style: CONFIGURATION J. 20 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.