The Screw,close Tolerance, cataloged under National Stock Number 5305-01-439-5771, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 16 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-439-5771 |
| Primary Part Number | 3M1169V4-16A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Head Height | 0.110 INCHES MAXIMUM IN |
| Fastener Length | 1.425 INCHES NOMINAL IN |
| Thread Length | 0.425 INCHES NOMINAL IN |
| Material Document and Classification | NAS4004,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.000 INCHES NOMINAL IN |
| Grip Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Internal Drive Style | CROSS RECESS TYPE IA |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.470 INCHES MINIMUM AND 0.477 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 |
|---|---|
| 3M1169V4-16A | Houston Precision Fasteners I Lp (USA) |
| TX1026V4-16A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| TX1026V4-16A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| TX1026V4-16A | Howmet Global Fastening Systems Inc (USA) |
| 3M1169V4-16A | Heartland Precision Fasteners Inc (USA) |
| 3M1169V4-16A | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 3M1169V4-16A PRIMARY | The Boeing Company Div Defense (USA) |
| TX1026V4-16A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| GS1006V4-16A | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| TX1026V4-16A | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| WC1169V4-16A | West Coast Aerospace, Inc. (USA) |
| TX1026V4-16A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| 3M1169V4-16A | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| 11827V416A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1026V4-16A | Huck International, Inc (USA) |
| TX1026V4-16A | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| TX1026V4-16A | 5/9 Secondary reference Sps Technologies Inc |
| TX1026V4-16A | 5/9 Secondary reference U.S. Government activity |
| 3M1169V4-16A | 5/9 Secondary reference Fastener Innovation Technology, Inc. Dba F I T |
| TX1026V4-16A | 5/2 Secondary reference U.S. Government activity |
| 10113818 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 75305LLAZZW464 | 5/2 Secondary reference U.S. Government activity |
| 3M1169V4-16A | 5/9 Secondary reference Karg Corp |
NSN 5305-01-439-5771 is a Screw,close Tolerance, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-439-5771 has 16 manufacturer part numbers on file: 3M1169V4-16A (Houston Precision Fasteners I Lp), TX1026V4-16A (Sps Technologies, Llc Dba PB Fasteners), TX1026V4-16A (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), TX1026V4-16A (Howmet Global Fastening Systems Inc), 3M1169V4-16A (Heartland Precision Fasteners Inc) and 11 more.
Key specifications for 3M1169V4-16A: Head Height: 0.110 INCHES MAXIMUM IN; Fastener Length: 1.425 INCHES NOMINAL IN; Thread Length: 0.425 INCHES NOMINAL IN; Material Document and Classification: NAS4004,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V. 16 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.