The Nut,sleeve, cataloged under National Stock Number 5310-01-144-6899, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-144-6899 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Nut Length | 1.814 INCHES MINIMUM AND 1.824 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Nut Width Across Flats | 0.987 INCHES NOMINAL IN |
| Hardness Rating | 36.0 ROCKWELL C NOMINAL |
| Material Document and Classification | C50TF13-CL-B,FSCM 99207 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Nut Diameter | 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN |
| Boss Thickness | 0.440 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Cross-Sectional Shape | ROUND OVERALL |
| Boss Diameter | 0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Nut Style | SLEEVE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4055T51P01 | 3/2 Design control — primary reference U.S. Government activity |
| 5310PL2178767 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 10109802 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5310-01-144-6899 is a Nut,sleeve, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-144-6899: Nut Length: 1.814 INCHES MINIMUM AND 1.824 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Nut Width Across Flats: 0.987 INCHES NOMINAL IN; Hardness Rating: 36.0 ROCKWELL C NOMINAL. 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.