The Nut,special, cataloged under National Stock Number 5310-01-149-5251, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Nut,special |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Leslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-149-5251 |
| Primary Part Number | N40948 |
| Item Name | Nut,special |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 13426N PIECE 54 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 40948 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| N40948 PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 5310-01-149-5251 is a Nut,special, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-149-5251 has 3 manufacturer part numbers on file: 13426N PIECE 54 (Leslie Controls, Inc. Dba Leslie Controls Inc), 40948 (Leslie Controls, Inc. Dba Leslie Controls Inc), N40948 (Leslie Controls, Inc. Dba Leslie Controls Inc).
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-476-1280, 6210-01-519-5970. Verify interchangeability with system specifications before substitution.
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.