The Nut,sleeve, cataloged under National Stock Number 5310-01-255-2272, 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 15 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 | 5310-01-255-2272 |
| Primary Part Number | 12360140 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flange Width Across Flats | 0.188 INCHES NOMINAL IN |
| Nut Length | 0.210 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-N-290,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Thickness | 0.062 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.112 INCHES IN |
| Nut Diameter | 0.140 INCHES NOMINAL IN |
| Cross-Sectional Shape | ROUND OVERALL |
| Surface Treatment | NICKEL OVERALL |
| Nut Style | SLEEVE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 40 |
| Material | COPPER ALLOY 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 |
|---|---|
| 12360140 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5310-01-255-2272 is a Nut,sleeve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-255-2272 has 1 manufacturer part number on file: 12360140 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12360140: Flange Width Across Flats: 0.188 INCHES NOMINAL IN; Nut Length: 0.210 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-N-290,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Flange Thickness: 0.062 INCHES NOMINAL IN. 15 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.