The Screw,machine, cataloged under National Stock Number 5305-01-190-4563, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-190-4563 |
| Primary Part Number | SC2174V04-3 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Head Height | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Fastener Length | 0.420 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS4967,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE V |
| Thread Length | 0.272 INCHES MINIMUM AND 0.307 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | TITANIUM ALLOY |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | TORQUE SET |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNJC |
| Head Diameter | 0.205 INCHES MINIMUM AND 0.219 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 |
|---|---|
| HR217V-04-3 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| SC2174V04-3 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| HR217V-04-3 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| GB511DU04V-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| PBF1355V04-3 | 5/9 Secondary reference Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| 122966V04-3 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1218R04-3 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5305-01-190-4563 is a Screw,machine, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-190-4563 has 3 manufacturer part numbers on file: HR217V-04-3 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), SC2174V04-3 (Howmet Global Fastening Systems Inc), HR217V-04-3 (Hi-Shear Corporation).
Key specifications for SC2174V04-3: Head Height: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Fastener Length: 0.420 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS4967,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE V; Thread Length: 0.272 INCHES MINIMUM AND 0.307 INCHES MAXIMUM IN. 14 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.