The Screw,close Tolerance, cataloged under National Stock Number 5305-01-477-5748, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-477-5748 |
| Primary Part Number | TX1026V5-6A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Point Diameter | 0.469 INCHES NOMINAL IN |
| Fastener Length | 0.642 INCHES MINIMUM AND 0.672 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 | 0.178 INCHES MINIMUM AND 0.198 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 |
|---|---|
| TX1026V5-6A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| TX1026V5-6A PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 11827V5-6A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1026V5-6A PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| TX1026V5-6A PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TX1026V5-6A PRIMARY | Hi-Shear Corporation (USA) |
| TX1026V5-6A PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 3M1169V5-6A | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| TX1026V5-6A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-477-5748 is a Screw,close Tolerance, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-477-5748 has 8 manufacturer part numbers on file: TX1026V5-6A (Fairchild Fasteners Europe - Vsd Gmbh), TX1026V5-6A (Sps Technologies, Llc Dba PB Fasteners), 11827V5-6A (Reid Products Inc. Dba Reid Products Inc), TX1026V5-6A (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), TX1026V5-6A (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 3 more.
Key specifications for TX1026V5-6A: Point Diameter: 0.469 INCHES NOMINAL IN; Fastener Length: 0.642 INCHES MINIMUM AND 0.672 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.