The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-149-2645, 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. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5305-01-149-2645 |
| Primary Part Number | BACS12AG7 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Width Across Flats | 0.157 INCHES NOMINAL IN |
| Head Height | 0.175 INCHES NOMINAL IN |
| Fastener Length | 0.627 INCHES NOMINAL IN |
| Thread Length | 0.440 INCHES NOMINAL IN |
| Hardness Rating | 43.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | QQ-S-763,CLASS 7 TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.188 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 302 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.309 INCHES NOMINAL 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 |
|---|---|
| BACS12AG7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACS12AG7 | H-K Connecticut Holding Company (USA) |
| BACS12AG7 | Mac-It Corporation (USA) |
| Reference | Meaning |
|---|---|
| BACS12AG7F | 5/2 Secondary reference U.S. Government activity |
| BACS12AG7 | 3/2 Design control — primary reference U.S. Government activity |
| BACS12AG7 | 5/2 Secondary reference U.S. Government activity |
| BACS12AG7 | 5/9 Secondary reference U.S. Government activity |
| BACS12AG7 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div |
NSN 5305-01-149-2645 is a Screw,cap,socket Head, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-149-2645 has 3 manufacturer part numbers on file: BACS12AG7 (Sps Technologies, Llc Dba PB Fasteners), BACS12AG7 (H-K Connecticut Holding Company), BACS12AG7 (Mac-It Corporation).
Key specifications for BACS12AG7: Width Across Flats: 0.157 INCHES NOMINAL IN; Head Height: 0.175 INCHES NOMINAL IN; Fastener Length: 0.627 INCHES NOMINAL IN; Thread Length: 0.440 INCHES NOMINAL 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.