The Screw,close Tolerance, cataloged under National Stock Number 5305-01-616-4460, 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. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5305-01-616-4460 |
| Primary Part Number | TX1026C3A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Fastener Length | 0.5325 INCHES NOMINAL IN |
| Thread Length | 0.345 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.1900 INCHES IN |
| Head Style | COUNTERSUNK CYLINDRICAL CONVEX |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.875 INCHES NOMINAL IN |
| Grip Diameter | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.3729 INCHES MINIMUM AND 0.3813 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 |
|---|---|
| 3M1169C-3A | The Boeing Company Div Defense (USA) |
| TX1026C3A | Hi-Shear Corporation (USA) |
| TX1026C3A | Howmet Global Fastening Systems Inc (USA) |
| 3M1169C-3A | Heartland Precision Fasteners Inc (USA) |
| GS1006V3A | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 3M1169C-3A | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| TX1026C3A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TX1026C3A | Huck International, Inc (USA) |
| 11827C3A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1026C3A PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| TX1026C3A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M1169C-3A | Houston Precision Fasteners I Lp (USA) |
| 3M1169C-3A | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| TX1026C3A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| WC1169C3A | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| TX1026C3A | 5/2 Secondary reference U.S. Government activity |
| TX1026C3A | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-616-4460 is a Screw,close Tolerance, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-616-4460 has 15 manufacturer part numbers on file: 3M1169C-3A (The Boeing Company Div Defense), TX1026C3A (Hi-Shear Corporation), TX1026C3A (Howmet Global Fastening Systems Inc), 3M1169C-3A (Heartland Precision Fasteners Inc), GS1006V3A (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace) and 10 more.
Key specifications for TX1026C3A: Fastener Length: 0.5325 INCHES NOMINAL IN; Thread Length: 0.345 INCHES NOMINAL IN; Nominal Thread Diameter: 0.1900 INCHES IN; Head Style: COUNTERSUNK CYLINDRICAL CONVEX. 14 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.