The Nut,sleeve, cataloged under National Stock Number 5310-01-289-5273, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Watervliet Arsenal Div Business Development. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (CAGE 19206); Elbit Systems C4i and Cyber Ltd Div C4i and Cyber (CAGE 2291A) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-289-5273 |
| Primary Part Number | 12577122 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| Status | ACTIVE |
| 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 |
|---|---|
| 12577122 PRIMARY | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA) |
| K-266 | Elbit Systems C4i and Cyber Ltd Div C4i and Cyber (ISR) |
| Reference | Meaning |
|---|---|
| 12577122 | 5/9 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| K-266 | 5/9 Secondary reference Soltam Systems Ltd. Dba Soltam Ltd. |
| K-266 | 5/9 Secondary reference Soltam Systems Ltd. |
NSN 5310-01-289-5273 is a Nut,sleeve, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-289-5273 has 2 manufacturer part numbers on file: 12577122 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development), K-266 (Elbit Systems C4i and Cyber Ltd Div C4i and Cyber).
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.