The Screw,machine, cataloged under National Stock Number 5305-00-620-9463, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Librascope Corporation. Government technical data includes 15 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-620-9463 |
| Primary Part Number | 306874 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lockheed Martin Librascope Corporation |
| Status | ACTIVE |
| Head Height | 0.141 INCHES NOMINAL IN |
| Screw Surface Treatment | PAINT |
| Fastener Length | 0.109 INCHES NOMINAL IN |
| Screw Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.109 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 416 |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNF |
| Head Diameter | 0.875 INCHES NOMINAL IN |
| Screw Surface Treatment Document and Classification | MIL-L-6905 MIL SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| 306874 PRIMARY | Lockheed Martin Librascope Corporation (USA) |
NSN 5305-00-620-9463 is a Screw,machine, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-620-9463 has 1 manufacturer part number on file: 306874 (Lockheed Martin Librascope Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-344-6316. Verify interchangeability with system specifications before substitution.
Key specifications for 306874: Head Height: 0.141 INCHES NOMINAL IN; Screw Surface Treatment: PAINT; Fastener Length: 0.109 INCHES NOMINAL IN; Screw Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE. 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.