The Screw,close Tolerance, cataloged under National Stock Number 5305-01-494-3345, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5305-01-494-3345 |
| Primary Part Number | 3M1169C3-11AF |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Spline Minor Diameter | 0.1105 INCHES MINIMUM AND 0.1125 INCHES MAXIMUM IN |
| Fastener Length | 1.018 INCHES MINIMUM AND 1.048 INCHES MAXIMUM IN |
| Thread Length | 0.345 INCHES NOMINAL IN |
| Spline Major Diameter | 0.1540 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.6775 INCHES MINIMUM AND 0.6975 INCHES MAXIMUM IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Internal Drive Style | TORX |
| Thread Class | 3A A |
| Head Diameter | 0.373 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 3M1169C3-11AF PRIMARY | The Boeing Company Div Defense (USA) |
| TX1026C3-11AF PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| TX1026C3-11AF PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TX1026C3-11AF PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| TX1026C3-11AF PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 11824C3-11AF | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| TX1026C3-11AF | 5/9 Secondary reference Sps Technologies Inc |
NSN 5305-01-494-3345 is a Screw,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-494-3345 has 6 manufacturer part numbers on file: 3M1169C3-11AF (The Boeing Company Div Defense), TX1026C3-11AF (Sps Technologies, Llc Dba PB Fasteners), TX1026C3-11AF (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TX1026C3-11AF (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), TX1026C3-11AF (Howmet Global Fastening Systems Inc) and 1 more.
Key specifications for 3M1169C3-11AF: Spline Minor Diameter: 0.1105 INCHES MINIMUM AND 0.1125 INCHES MAXIMUM IN; Fastener Length: 1.018 INCHES MINIMUM AND 1.048 INCHES MAXIMUM IN; Thread Length: 0.345 INCHES NOMINAL IN; Spline Major Diameter: 0.1540 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM IN. 12 specifications are documented in the U.S. Government catalog.
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.