The Screw,machine, cataloged under National Stock Number 5305-01-564-3663, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5305-01-564-3663 |
| Primary Part Number | BACS12GU08K24 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Head Height | 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Screw Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 1.500 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Screw Material | TITANIUM |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNJC |
| 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 |
|---|---|
| BACS12GU08K24 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACS12GU08K24 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACS12GU08K24 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACS12GU08K24 | Huck International, Inc (USA) |
| BACS12GU08K24 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| BACS12GU08K24 | 5/2 Secondary reference U.S. Government activity |
| BACS12GU08K24 | 5/9 Secondary reference Sps Technologies Inc |
| BACS12GU08K24 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-564-3663 is a Screw,machine, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-564-3663 has 5 manufacturer part numbers on file: BACS12GU08K24 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACS12GU08K24 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACS12GU08K24 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACS12GU08K24 (Huck International, Inc), BACS12GU08K24 (Howmet Global Fastening Systems Inc).
Key specifications for BACS12GU08K24: Head Height: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Fastener Length: 1.500 INCHES NOMINAL IN; Screw Material Document and Classification: AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 1.500 INCHES NOMINAL IN. 13 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.