The Screw,machine, cataloged under National Stock Number 5305-01-079-7244, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems (operations) Limited. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-079-7244 |
| Primary Part Number | 229-007477-AA |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Bae Systems (operations) Limited |
| Status | ACTIVE |
| Fastener Length | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Screw Material Document and Classification | BS 1474 HE-30-0 OR AA 6082 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.201 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | ALUMINUM ALLOY |
| Internal Drive Style | SLOT |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.191 INCHES MINIMUM AND 0.206 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 |
|---|---|
| 229-007477-AA PRIMARY | Bae Systems (operations) Limited (GBR) |
NSN 5305-01-079-7244 is a Screw,machine, manufactured by Bae Systems (operations) Limited, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-079-7244 has 1 manufacturer part number on file: 229-007477-AA (Bae Systems (operations) Limited).
Key specifications for 229-007477-AA: Fastener Length: 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Screw Material Document and Classification: BS 1474 HE-30-0 OR AA 6082 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 0.201 INCHES NOMINAL IN; Nominal Thread Diameter: 0.112 INCHES IN. 13 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.