The Screw,close Tolerance, cataloged under National Stock Number 5305-01-477-5761, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5305-01-477-5761 |
| Primary Part Number | TX1026V5-17A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Point Diameter | 0.469 INCHES NOMINAL IN |
| Fastener Length | 1.516 INCHES MINIMUM AND 1.546 INCHES MAXIMUM IN |
| Thread Length | 0.464 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN |
| Spline Major Diameter | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Grip Length | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN |
| Grip Diameter | 0.311 INCHES NOMINAL IN |
| Internal Drive Style | TORX |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.623 INCHES MINIMUM AND 0.633 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 |
|---|---|
| TX1026V5-17A PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| TX1026V5-17A PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| WC1169V5-17A | West Coast Aerospace, Inc. (USA) |
| GS1006V5-17A | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 11827V5-17A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1026V5-17A PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M1169V5-17A | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| TX1026V5-17A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| 3M1169V5-17A | Heartland Precision Fasteners Inc (USA) |
| 3M1169V5-17A | Houston Precision Fasteners I Lp (USA) |
| 3M1169V5-17A | Plastic Sealing Corp (USA) |
| TX1026V5-17A | Linread Ltd (GBR) |
| TX1026V5-17A | Linread Northbridge (aircraft Product Division) (GBR) |
| 3M1169V5-17A | Saturn Fasteners Inc (USA) |
| TX1026V5-17A | Huck International, Inc (USA) |
| TX1026V5-17A PRIMARY | Hi-Shear Corporation (USA) |
| TX1026V5-17A PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 3M1169V5-17A | The Boeing Company Div Defense (USA) |
| TX1026V5-17A PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| TX1026V5-17A | 5/9 Secondary reference Sps Technologies Inc |
| TX1026V5-17A | 5/2 Secondary reference U.S. Government activity |
| TX1026V5-17A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-477-5761 is a Screw,close Tolerance, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-477-5761 has 19 manufacturer part numbers on file: TX1026V5-17A (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), TX1026V5-17A (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), WC1169V5-17A (West Coast Aerospace, Inc.), GS1006V5-17A (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), 11827V5-17A (Reid Products Inc. Dba Reid Products Inc) and 14 more.
Key specifications for TX1026V5-17A: Point Diameter: 0.469 INCHES NOMINAL IN; Fastener Length: 1.516 INCHES MINIMUM AND 1.546 INCHES MAXIMUM IN; Thread Length: 0.464 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN; Spline Major Diameter: 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN. 17 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.