The Screw,machine, cataloged under National Stock Number 5305-01-705-5991, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Houston Precision Fasteners I Lp (CAGE 1VSL7); The Boeing Company Div Defense (CAGE 76301); Fastener Innovation Technology, Inc. Dba F I T (CAGE 58998) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-705-5991 |
| Primary Part Number | 3M1238-5-7 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| 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 |
|---|---|
| 3M1238-5-7 | Houston Precision Fasteners I Lp (USA) |
| 3M1238-5-7 PRIMARY | The Boeing Company Div Defense (USA) |
| FIT7764-5-7H | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| CA2255-5-7 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
| 3M1238 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 5305-01-705-5991 is a Screw,machine, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-705-5991 has 3 manufacturer part numbers on file: 3M1238-5-7 (Houston Precision Fasteners I Lp), 3M1238-5-7 (The Boeing Company Div Defense), FIT7764-5-7H (Fastener Innovation Technology, Inc. Dba F I T).
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.