The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-485-9591, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5310-01-485-9591 |
| Primary Part Number | ST2765-12 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| ST2765-12 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| PF770L-6 PRIMARY | Paolo Astori Spa (ITA) |
| ST5436-12 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST2762-12 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ALNPF141414E-6 PRIMARY | Esna, Llc (USA) |
| ST2763-12 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST5437-12 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| NS203087-6 | 5/9 Secondary reference U.S. Government activity |
| MF53786-6 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
NSN 5310-01-485-9591 is a Nut,self-Locking,plate, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-485-9591 has 7 manufacturer part numbers on file: ST2765-12 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), PF770L-6 (Paolo Astori Spa), ST5436-12 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST2762-12 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ALNPF141414E-6 (Esna, Llc) and 2 more.
Key specifications for ST2765-12: Criticality Code Justification: AGAV; Special Features: NUT PLATE; Part Name Assigned by Controlling Agency: NUT - SELF-LOCKING, PLATE 2 LUG FLOATING; End Item Identification: F119-PW-100 ENGINE, F-22 RAPTOR. 1 specification is 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.