The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-281-0804, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Nylok Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,self-Locking,hexagon |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Nylok Llc (CAGE 26233); Circor Pumps North America Llc (CAGE 59180) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-281-0804 |
| Primary Part Number | BR-N-02-2 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Nylok Llc |
| 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 |
|---|---|
| BR-N-02-2 PRIMARY | Nylok Llc (USA) |
| SF-10230 PIECE 006 | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| BR-N-02-2 | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. |
| SF-10230 PIECE 006 | 5/9 Secondary reference Siemens Energy, Inc. |
NSN 5310-01-281-0804 is a Nut,self-Locking,hexagon, manufactured by Nylok Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-281-0804 has 2 manufacturer part numbers on file: BR-N-02-2 (Nylok Llc), SF-10230 PIECE 006 (Circor Pumps North America Llc).
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.