The Screw,close Tolerance, cataloged under National Stock Number 5305-01-536-8099, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Saturn Fasteners Inc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-536-8099 |
| Primary Part Number | 3M1170V5-10A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Saturn Fasteners Inc |
| Status | ACTIVE |
| Spline Minor Diameter | 0.1570 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM IN |
| Fastener Length | 1.079 INCHES MINIMUM AND 1.109 INCHES MAXIMUM IN |
| Thread Length | 0.469 INCHES NOMINAL IN |
| Material Document and Classification | NAS4004, 6AL-4V, AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR NAS4004, 6AL-4V, AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL V |
| Spline Major Diameter | 0.2195 INCHES MINIMUM AND 0.2225 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.3125 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Grip Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 4230 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 | 24 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.438 INCHES MINIMUM AND 0.445 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 |
|---|---|
| 3M1170V5-10A PRIMARY | Saturn Fasteners Inc (USA) |
| TX1027V5-10A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TX1027V5-10A | Howmet Global Fastening Systems Inc (USA) |
| 3M1170V5-10A PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| TX1027V5-10A | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| TX1027V5-10A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 11845V5-10A PRIMARY | Reid Products Inc. Dba Reid Products Inc (USA) |
| 3M1170V5-10A | Houston Precision Fasteners I Lp (USA) |
| 3M1170V5-10A | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| 3M1170V5-10A PRIMARY | Heartland Precision Fasteners Inc (USA) |
| GS1014V5-10A PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| TX1027V5-10A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| TX1027V5-10A PRIMARY | Huck International, Inc (USA) |
| 3M1170V5-10A PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| TX1027V5-10A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| 3M1170V5-10A PRIMARY | The Boeing Company Div Defense (USA) |
| TX1027V5-10A | Hi-Shear Corporation (USA) |
| WC1170V5-10A | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| TX1027V5-10A | 5/2 Secondary reference U.S. Government activity |
| TX1027V5-10A | 3/2 Design control — primary reference U.S. Government activity |
| TX1027V5-10A | 5/9 Secondary reference Sps Technologies Inc |
NSN 5305-01-536-8099 is a Screw,close Tolerance, manufactured by Saturn Fasteners Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-536-8099 has 18 manufacturer part numbers on file: 3M1170V5-10A (Saturn Fasteners Inc), TX1027V5-10A (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TX1027V5-10A (Howmet Global Fastening Systems Inc), 3M1170V5-10A (Fastener Innovation Technology, Inc. Dba F I T), TX1027V5-10A (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 13 more.
Key specifications for 3M1170V5-10A: Spline Minor Diameter: 0.1570 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM IN; Fastener Length: 1.079 INCHES MINIMUM AND 1.109 INCHES MAXIMUM IN; Thread Length: 0.469 INCHES NOMINAL IN; Material Document and Classification: NAS4004, 6AL-4V, AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR NAS4004, 6AL-4V, AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL V. 18 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.