The Screw,close Tolerance, cataloged under National Stock Number 5305-01-502-4665, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. The record lists 25 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | Howmet Global Fastening Systems Inc (CAGE 06950); Hi-Shear Corporation (CAGE 73197); Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (CAGE 27624); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (CAGE 1EM77) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-502-4665 |
| Primary Part Number | TX1026C4-12A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| TX1026C4-12A | Howmet Global Fastening Systems Inc (USA) |
| TX1026C4-12A PRIMARY | Hi-Shear Corporation (USA) |
| TX1026C4-12A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TX1026C4-12A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| GS1006C4-12A | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 3M1169C4-12A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 3M1169C4-12A | Heartland Precision Fasteners Inc (USA) |
| 3M1169C4-12A | Tactair Fluid Controls Inc (USA) |
| 3M1169C4-12A | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3M1169C4-12A | Houston Precision Fasteners I Lp (USA) |
| TX1026C4-12A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 11827C4-12A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1026C4-12A PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 3M1169C4-12A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M1169C4-12A | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 3M1169C4-12A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| WC1169C4-12A | West Coast Aerospace, Inc. (USA) |
| TX1026C4-12A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| 3M1169C4-12A | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 3M1169C4-12A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 3M1169C4-12A | 5/2 Secondary reference U.S. Government activity |
| TX1026C4-12A | 5/2 Secondary reference U.S. Government activity |
| 3M1169C4-12A | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 3M1169C4-12A | 5/9 Secondary reference Sps Technologies Inc |
NSN 5305-01-502-4665 is a Screw,close Tolerance, manufactured by Hi-Shear Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-502-4665 has 25 manufacturer part numbers on file: TX1026C4-12A (Howmet Global Fastening Systems Inc), TX1026C4-12A (Hi-Shear Corporation), TX1026C4-12A (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TX1026C4-12A (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), GS1006C4-12A (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace) and 20 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.