The Screw,machine, cataloged under National Stock Number 5305-00-601-7809, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-601-7809 |
| Primary Part Number | 104638 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corporation |
| Status | ACTIVE |
| Head Height | 0.063 INCHES NOMINAL IN |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Thread Length | 0.093 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Screw Material | COPPER ALLOY |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.235 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 |
|---|---|
| 104638 PRIMARY | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| Reference | Meaning |
|---|---|
| 104638 | 5/9 Secondary reference Itt Industries Inc Itt Aerospace Communications Div East |
NSN 5305-00-601-7809 is a Screw,machine, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-601-7809 has 1 manufacturer part number on file: 104638 (L3harris Technologies, Inc. Dba Harris Corporation).
4 possible matches (shared part number, not a government interchangeability claim): 5995-01-179-5953, 5330-01-459-4540, 4110-01-464-0293. Verify interchangeability with system specifications before substitution.
Key specifications for 104638: Head Height: 0.063 INCHES NOMINAL IN; Screw Surface Treatment: CADMIUM; Fastener Length: 0.312 INCHES NOMINAL IN; Thread Length: 0.093 INCHES NOMINAL 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.