The Screw,close Tolerance, cataloged under National Stock Number 5305-01-513-8699, 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 Div PB Fasteners. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-513-8699 |
| Primary Part Number | TX1026C6-15A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Point Diameter | 0.578 INCHES NOMINAL IN |
| Fastener Length | 1.501 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN |
| Thread Length | 0.573 INCHES MINIMUM AND 0.583 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spline Major Diameter | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Grip Length | 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN |
| Grip Diameter | 0.374 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| 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 | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.749 INCHES MINIMUM AND 0.760 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 |
|---|---|
| TX1026C6-15A PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TX1026C6-15A PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| TX1026C6-15A PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| GS1006C6-15A | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| TX1026C6-15A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| TX1026C6-15A PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 3M1169C6-15A | The Boeing Company Div Defense (USA) |
| TX1026C6-15A PRIMARY | Hi-Shear Corporation (USA) |
| 11827C6-15A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1026C6-15A | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| TX1026C6-15A PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| TX1026C6-15A | 5/9 Secondary reference Sps Technologies Inc |
| TX1026C6-15A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-513-8699 is a Screw,close Tolerance, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-513-8699 has 11 manufacturer part numbers on file: TX1026C6-15A (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TX1026C6-15A (Howmet Global Fastening Systems Inc), TX1026C6-15A (Sps Technologies, Llc Dba PB Fasteners), GS1006C6-15A (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), TX1026C6-15A (Fairchild Fasteners Europe - Vsd Gmbh) and 6 more.
Key specifications for TX1026C6-15A: Point Diameter: 0.578 INCHES NOMINAL IN; Fastener Length: 1.501 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN; Thread Length: 0.573 INCHES MINIMUM AND 0.583 INCHES MAXIMUM IN; Material Document and Classification: AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 19 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.