The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-01-317-3261, 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. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-317-3261 |
| Primary Part Number | F52804-4 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Nut Style | CLINCH |
| Material | NICKEL ALLOY UNS N07001 OVERALL |
| 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 |
|---|---|
| ST2596-04 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST2598-04 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| F52804-4 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| ST2597-04 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| ST2447-10 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| ST2448-10 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 4070347 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 5310PL0751357 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| NS202846-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-317-3261 is a Nut,self-Locking,clinch, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-317-3261 has 4 manufacturer part numbers on file: ST2596-04 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST2598-04 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), F52804-4 (Howmet Global Fastening Systems Inc), ST2597-04 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for F52804-4: Special Features: USED ON F100PW0229 ENGINE/CORE; Nut Style: CLINCH; Material: NICKEL ALLOY UNS N07001 OVERALL. 2 specifications are documented in the U.S. Government catalog.
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.