The Screw,close Tolerance, cataloged under National Stock Number 5305-01-478-8174, 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 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); The Boeing Company Div Defense (CAGE 76301); Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Howmet Global Fastening Systems Inc (CAGE 06950); Hi-Shear Corporation (CAGE 73197) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-478-8174 |
| Primary Part Number | 3M1169D4-12A |
| Item Name | Screw,close Tolerance |
| 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) |
| Part Number | Manufacturer |
|---|---|
| TX1026D4-12A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M1169D4-12A PRIMARY | The Boeing Company Div Defense (USA) |
| TX1026D4-12A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| TX1026D4-12A | Howmet Global Fastening Systems Inc (USA) |
| TX1026D4-12A | Hi-Shear Corporation (USA) |
| TX1026D4-12A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TX1026D4-12A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| 11827D4-12A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1026D4-12A | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HP1169D4-12 | Heartland Precision Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| 3M1169D4-12A | 5/9 Secondary reference Pruitt Energy Sources Inc |
| TX1026D4-12A | 5/2 Secondary reference U.S. Government activity |
| TX1026D4-12A | 5/9 Secondary reference Sps Technologies Inc |
NSN 5305-01-478-8174 is a Screw,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-478-8174 has 10 manufacturer part numbers on file: TX1026D4-12A (Sps Technologies, Llc Dba PB Fasteners), 3M1169D4-12A (The Boeing Company Div Defense), TX1026D4-12A (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), TX1026D4-12A (Howmet Global Fastening Systems Inc), TX1026D4-12A (Hi-Shear Corporation) and 5 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.