The Nut,self-Locking,barrel, cataloged under National Stock Number 5310-01-627-3590, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,barrel |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Fastener Technology Corp (CAGE 58794); The Boeing Company (CAGE 8V613); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Bristol Industries, Llc (CAGE 27238); Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (CAGE 16258) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-627-3590 |
| Primary Part Number | HS5813A9 |
| Item Name | Nut,self-Locking,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company |
| 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 |
|---|---|
| FT5366A9 | Fastener Technology Corp (USA) |
| HS5813A9 PRIMARY | The Boeing Company (USA) |
| HS5813A9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HS5813A9 | Bristol Industries, Llc (USA) |
| SLN126A9 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| HS5813A9 | 5/2 Secondary reference U.S. Government activity |
| HS5813 | D/9 Drawing number reference only The Boeing Company |
NSN 5310-01-627-3590 is a Nut,self-Locking,barrel, manufactured by The Boeing Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-627-3590 has 5 manufacturer part numbers on file: FT5366A9 (Fastener Technology Corp), HS5813A9 (The Boeing Company), HS5813A9 (Sps Technologies, Llc Dba PB Fasteners), HS5813A9 (Bristol Industries, Llc), SLN126A9 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok).
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.