The Nut,sleeve, cataloged under National Stock Number 5310-01-298-4840, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Euramco Safety Inc. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-298-4840 |
| Primary Part Number | 55-22381-24 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Euramco Safety Inc |
| Status | ACTIVE |
| Material Document and Classification | QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | NICKEL ALLOY 400 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 |
|---|---|
| 55-22381-24 PRIMARY | Euramco Safety Inc (USA) |
| R-900 PIECE 37 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| B09 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 5310-01-298-4840 is a Nut,sleeve, manufactured by Euramco Safety Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-298-4840 has 3 manufacturer part numbers on file: 55-22381-24 (Euramco Safety Inc), R-900 PIECE 37 (Circor Naval Solutions Llc Dba Warren Pumps), B09 (Circor Naval Solutions Llc Dba Warren Pumps).
Key specifications for 55-22381-24: Material Document and Classification: QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: NICKEL ALLOY 400 OVERALL. 2 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.