The Screw,tapping, cataloged under National Stock Number 5305-01-593-4094, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Llc Dba PB Fasteners Div PB Fasteners. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-593-4094 |
| Primary Part Number | BACS12HJ08K5 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Fastener Length | 0.281 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, T2, C3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Head Style | FLAT COUNTERSUNK UNDERCUT |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| BACS12HJ08K5 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACS12HJ08K5 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACS12HJ08K5 | Huck International, Inc (USA) |
| BACS12HJ08K5 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| Reference | Meaning |
|---|---|
| BACS12HJ08K5 | 5/2 Secondary reference U.S. Government activity |
| BACS12HJ08K5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-593-4094 is a Screw,tapping, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-593-4094 has 4 manufacturer part numbers on file: BACS12HJ08K5 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACS12HJ08K5 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACS12HJ08K5 (Huck International, Inc), BACS12HJ08K5 (Howmet Global Fastening Systems Inc Div City of Industry Operations).
Key specifications for BACS12HJ08K5: Fastener Length: 0.281 INCHES MINIMUM AND 0.384 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, T2, C3 FED SPEC ALL TREATMENT RESPONSES OVERALL; Nonmachine Thread Style: GIMLET POINT (TYPE A, AB OR BA); Head Style: FLAT COUNTERSUNK UNDERCUT. 8 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.