The Screw,machine, cataloged under National Stock Number 5305-01-240-5174, 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 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-240-5174 |
| Primary Part Number | 9M141A2 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Fastener Length | 1.004 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.862 INCHES MINIMUM AND 0.972 INCHES MAXIMUM IN |
| Hardness Rating | 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | IRON ALLOY 660 |
| Minimum Tensile Strength | 130000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Head Diameter | 0.327 INCHES MINIMUM AND 0.385 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 |
NSN 5305-01-240-5174 is a Screw,machine, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-240-5174 has 3 manufacturer part numbers on file: 9M141A2 (Howmet Global Fastening Systems Inc), 9M141A2 (The Boeing Company Div Defense), 9M141A2 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for 9M141A2: Fastener Length: 1.004 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS5732 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 0.862 INCHES MINIMUM AND 0.972 INCHES MAXIMUM IN; Hardness Rating: 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM. 15 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.