The Screw,machine, cataloged under National Stock Number 5305-01-596-7644, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is B & B Specialties Inc. The record lists 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Screw,machine |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | B & B Specialties Inc (CAGE 62206); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (CAGE 1EM77); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Saturn Fasteners Inc (CAGE 0K6Z0) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-596-7644 |
| Primary Part Number | 120-254-2 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | B & B Specialties Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 120-254-2 | B & B Specialties Inc (USA) |
| 120-254-2 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 120-254-2 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 120-254-2 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 120-254-2 | Saturn Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| 120-254-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-596-7644 is a Screw,machine, manufactured by B & B Specialties Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-596-7644 has 5 manufacturer part numbers on file: 120-254-2 (B & B Specialties Inc), 120-254-2 (Sps Technologies, Llc Dba PB Fasteners), 120-254-2 (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), 120-254-2 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 120-254-2 (Saturn Fasteners Inc).
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.