The Nut Option, cataloged under National Stock Number 5310-01-680-8447, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Paolo Astori Spa. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5310-01-680-8447 |
| Primary Part Number | PF770L-8 |
| Item Name | Nut Option |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Paolo Astori Spa |
| 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 |
|---|---|
| PF770L-8 PRIMARY | Paolo Astori Spa (ITA) |
| ST5436-14 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ALNPF14141E-8 PRIMARY | Esna, Llc (USA) |
| ST5437-14 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST2765-14 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST2762-14 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| ST2763-14 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-680-8447 is a Nut Option, manufactured by Paolo Astori Spa, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-680-8447 has 6 manufacturer part numbers on file: PF770L-8 (Paolo Astori Spa), ST5436-14 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ALNPF14141E-8 (Esna, Llc), ST5437-14 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST2765-14 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney) and 1 more.
Key specifications for PF770L-8: Criticality Code Justification: AGAV; End Item Identification: F119-PW-100-ENGINE F22-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.