The Screw,machine, cataloged under National Stock Number 5305-01-365-3322, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-365-3322 |
| Primary Part Number | MBEU147778 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Head Height | 0.140 INCHES NOMINAL IN |
| Fastener Length | 1.040 INCHES MINIMUM IN |
| Screw Material Document and Classification | AMS 5659 H1100 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.370 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP XM-12 |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNF |
| Head Diameter | 0.550 INCHES NOMINAL 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 |
|---|---|
| MBEU147778 | Martin-Baker Aircraft Company Limited (GBR) |
| MBEU147778 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 10113764 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5305-01-365-3322 is a Screw,machine, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-365-3322 has 2 manufacturer part numbers on file: MBEU147778 (Martin-Baker Aircraft Company Limited), MBEU147778 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for MBEU147778: Head Height: 0.140 INCHES NOMINAL IN; Fastener Length: 1.040 INCHES MINIMUM IN; Screw Material Document and Classification: AMS 5659 H1100 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 0.370 INCHES MINIMUM AND 0.440 INCHES MAXIMUM 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.