The Nut,self-Locking,barrel, cataloged under National Stock Number 5310-01-577-2671, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (CAGE 16258); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-577-2671 |
| Primary Part Number | 96355A-624 |
| Item Name | Nut,self-Locking,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| 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 |
|---|---|
| SLN271 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| 96355A-624 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HS6192-6 | 7/2 Vendor item drawing reference The Boeing Company |
NSN 5310-01-577-2671 is a Nut,self-Locking,barrel, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-577-2671 has 2 manufacturer part numbers on file: SLN271 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), 96355A-624 (Sps Technologies, Llc Dba PB Fasteners).
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.