The Screw,close Tolerance, cataloged under National Stock Number 5305-01-469-2877, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastener Innovation Technology, Inc. Dba F I T. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-469-2877 |
| Primary Part Number | 3M1170V4-10A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastener Innovation Technology, Inc. Dba F I T |
| Status | ACTIVE |
| Point Diameter | 0.425 INCHES NOMINAL IN |
| Fastener Length | 1.050 INCHES NOMINAL IN |
| Thread Length | 0.425 INCHES NOMINAL IN |
| Criticality Code Justification | AGAV |
| Spline Major Diameter | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Grip Length | 0.625 INCHES NOMINAL IN |
| Grip Diameter | 0.249 INCHES NOMINAL IN |
| Minimum Tensile Strength | 3200 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | TORX |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.358 INCHES MINIMUM AND 0.365 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 3M1170V4-10A PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3M1170V4-10A PRIMARY | Heartland Precision Fasteners Inc (USA) |
| TX1027V4-10A PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 11845V4-10A PRIMARY | Reid Products Inc. Dba Reid Products Inc (USA) |
| GS1014V4-10A PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| TX1027V4-10A PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| TX1027V4-10A PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| TX1027V4-10A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| TX1027V4-10A PRIMARY | Hi-Shear Corporation (USA) |
| WC1170V4-10A | West Coast Aerospace, Inc. (USA) |
| 3M1170V4-10A | Houston Precision Fasteners I Lp (USA) |
| TX1027V4-10A PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M1170V4-10A PRIMARY | Saturn Fasteners Inc (USA) |
| TX1027V4-10A PRIMARY | Huck International, Inc (USA) |
| 3M1170V4-10A PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 11825V4-10A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1027V4-10A PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 3M1170V4-10A PRIMARY | The Boeing Company Div Defense (USA) |
| TX2017V4-10A PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| TX1027V4-10A | 3/2 Design control — primary reference U.S. Government activity |
| TX1027V4019A | 3/2 Design control — primary reference U.S. Government activity |
| TX1027V4-10A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-469-2877 is a Screw,close Tolerance, manufactured by Fastener Innovation Technology, Inc. Dba F I T, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-469-2877 has 19 manufacturer part numbers on file: 3M1170V4-10A (Fastener Innovation Technology, Inc. Dba F I T), 3M1170V4-10A (Heartland Precision Fasteners Inc), TX1027V4-10A (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 11845V4-10A (Reid Products Inc. Dba Reid Products Inc), GS1014V4-10A (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace) and 14 more.
Key specifications for 3M1170V4-10A: Point Diameter: 0.425 INCHES NOMINAL IN; Fastener Length: 1.050 INCHES NOMINAL IN; Thread Length: 0.425 INCHES NOMINAL IN; Criticality Code Justification: AGAV. 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.