The Screw,machine, cataloged under National Stock Number 5305-01-375-4231, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Controls and Data Services Limited. The record lists 2 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Screw,machine |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Rolls-Royce Controls and Data Services Limited (CAGE U4271) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-375-4231 |
| Primary Part Number | 77769998 PC22 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Rolls-Royce Controls and Data Services Limited |
| 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 |
|---|---|
| 77769998 PC22 | Rolls-Royce Controls and Data Services Limited (GBR) |
| GTS2533-8 | Rolls-Royce Controls and Data Services Limited (GBR) |
| Reference | Meaning |
|---|---|
| 77769998 PC22 | 5/9 Secondary reference Rolls-Royce Controls and Data Services Limited |
| GTS2533-8 | 5/9 Secondary reference Goodrich Control Systems Ltd T/a Goodrich Engine Control Systems |
| GTS2533-8 | 3/9 Design control — primary reference Kelsey-Hayes Company,inc. Dba Trw Aeronautical Systems-Lucas Aerospace Div Customer Support Americas Spares |
| GTS2533-8 | 5/9 Secondary reference Rolls-Royce Controls and Data Services Limited |
| 77769998 PC22 | 5/9 Secondary reference Goodrich Control Systems Ltd T/a Goodrich Engine Control Systems |
NSN 5305-01-375-4231 is a Screw,machine, manufactured by Rolls-Royce Controls and Data Services Limited, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-375-4231 has 2 manufacturer part numbers on file: 77769998 PC22 (Rolls-Royce Controls and Data Services Limited), GTS2533-8 (Rolls-Royce Controls and Data Services Limited).
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.