The Nut, cataloged under National Stock Number 5310-01-138-7587, 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. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Nut |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Cherry Textron Inc Cherry Commercial Fasteners Products Div of Textron Inc (CAGE 05693); Bristol Industries, Llc (CAGE 27238); Howmet Global Fastening Systems Inc (CAGE 15653) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-138-7587 |
| Primary Part Number | ST1183-10 |
| Item Name | Nut |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| ST1183-10 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST1172-10 | Cherry Textron Inc Cherry Commercial Fasteners Products Div of Textron Inc (USA) |
| ST1172 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST1172-10 | Bristol Industries, Llc (USA) |
| ST1172-10 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 375095 | Bristol Industries, Llc (USA) |
| 375095 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 375095 | 5/9 Secondary reference Cherry Textron Inc Cherry Commercial Fasteners Products Div of Textron Inc |
| 375095 | 5/1 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 375095 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-138-7587 is a Nut, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-138-7587 has 7 manufacturer part numbers on file: ST1183-10 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST1172-10 (Cherry Textron Inc Cherry Commercial Fasteners Products Div of Textron Inc), ST1172 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST1172-10 (Bristol Industries, Llc), ST1172-10 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney) and 2 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.