The Screw,machine, cataloged under National Stock Number 5305-01-646-1331, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. The record lists 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Screw,machine |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Fastener Technology Corp (CAGE 58794); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Howmet Global Fastening Systems Inc Div City of Industry Operations (CAGE 1RC86); B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (CAGE 1EM77); Saturn Fasteners Inc (CAGE 0K6Z0) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-646-1331 |
| Primary Part Number | JSFB12E04-4 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| 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 |
|---|---|
| JSFB12E04-4 | Fastener Technology Corp (USA) |
| JSFB12E04-4 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| JSFB12E04-4 PRIMARY | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| JSFB12E04-4 PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| JSFB12E04-4 PRIMARY | Saturn Fasteners Inc (USA) |
| JSFB12E04-4 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| JSFB12E04-4 | Pilgrim Screw Corp Dba Pilgrim Aerospace Fasteners Div Arizona (USA) |
| JSFB12E04-4 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| JSFB12E04-4 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| JSFB12E04-4 | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFB12E04-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-646-1331 is a Screw,machine, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-646-1331 has 9 manufacturer part numbers on file: JSFB12E04-4 (Fastener Technology Corp), JSFB12E04-4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), JSFB12E04-4 (Howmet Global Fastening Systems Inc Div City of Industry Operations), JSFB12E04-4 (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), JSFB12E04-4 (Saturn Fasteners Inc) and 4 more.
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.