The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-01-673-3923, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. The record lists 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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,clinch |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Howmet Global Fastening Systems Inc (CAGE 15653); Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Blanc Aero Industries - Groupe Lisi Aerospace (CAGE F0188); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Howmet Global Fastening Systems Inc. Div Tridair Products (CAGE 29372) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-673-3923 |
| Primary Part Number | K54902-6 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| 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 |
|---|---|
| K54902-6 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| ST5076-12 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| BA1630-06 | Blanc Aero Industries - Groupe Lisi Aerospace (FRA) |
| 94858-624 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| VN4851DP064 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| BN01845-6 PRIMARY | Bristol Industries, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4131210-01 | D/9 Drawing number reference only Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5310-01-673-3923 is a Nut,self-Locking,clinch, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-673-3923 has 6 manufacturer part numbers on file: K54902-6 (Howmet Global Fastening Systems Inc), ST5076-12 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), BA1630-06 (Blanc Aero Industries - Groupe Lisi Aerospace), 94858-624 (Sps Technologies, Llc Dba PB Fasteners), VN4851DP064 (Howmet Global Fastening Systems Inc. Div Tridair Products) and 1 more.
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.