The Screw,machine, cataloged under National Stock Number 5305-01-476-0845, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Valley-Todeco, Inc. Dba Arconic Fastening Systems. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-476-0845 |
| Primary Part Number | BACS12CK06D14 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Head Height | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN |
| Fastener Length | 0.850 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.850 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.1380 INCHES IN |
| Head Surface Treatment | CADMIUM |
| Head Style | UNDERCUT PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Head Surface Treatment Document and Classification | QQ-P-416,TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE |
| Screw Material | STEEL CORROSION RESISTING |
| Color | BLACK |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNJC |
| Head Diameter | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| 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 |
|---|---|
| BACS12CK06D14 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACS12CK06D14 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACS12CK06D14 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACS12CK06D14 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACS12CK06D14 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACS12CK06D14 | Huck International, Inc (USA) |
| BACS12CK06D14 | Federal Manufacturing Corp (USA) |
| BACS12CK06D14 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| BACS12CK06D14 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-476-0845 is a Screw,machine, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-476-0845 has 8 manufacturer part numbers on file: BACS12CK06D14 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACS12CK06D14 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACS12CK06D14 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACS12CK06D14 (Sps Technologies, Llc Dba PB Fasteners), BACS12CK06D14 (Howmet Global Fastening Systems Inc Div City of Industry Operations) and 3 more.
Key specifications for BACS12CK06D14: Head Height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN; Fastener Length: 0.850 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 0.850 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN. 16 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.