The Nut,special, cataloged under National Stock Number 5310-01-201-8630, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Nut,special |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Lescoa Inc Div of the Leslie Metal Arts Inc (CAGE 63875); Circor Naval Solutions Llc Dba Warren Pumps (CAGE 63857) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-201-8630 |
| Primary Part Number | Q126 |
| Item Name | Nut,special |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| 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 |
|---|---|
| R1003 PIECE 58 | Lescoa Inc Div of the Leslie Metal Arts Inc (USA) |
| Q126 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| Reference | Meaning |
|---|---|
| Q126 | 5/9 Secondary reference Dedeco International Sales, Inc. |
| R1003 PIECE 58 | 5/9 Secondary reference Dedeco International Sales, Inc. |
NSN 5310-01-201-8630 is a Nut,special, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-201-8630 has 2 manufacturer part numbers on file: R1003 PIECE 58 (Lescoa Inc Div of the Leslie Metal Arts Inc), Q126 (Circor Naval Solutions Llc Dba Warren Pumps).
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.