The Screw,machine, cataloged under National Stock Number 5305-00-451-6471, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Corporation. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-451-6471 |
| Primary Part Number | 2578598-001A |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Head Height | 0.050 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Fastener Length | 0.150 INCHES NOMINAL IN |
| Screw Material Document and Classification | MIL-M-20693,COMP A,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.147 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Screw Material | PLASTIC POLYHEXAMETHYLENE AMIDE |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.240 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 |
|---|---|
| 2578598-001A PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2578598-001A | 3/9 Design control — primary reference Goodrich Corp Dba Goodrich Corp |
| 2578598-001A | C/1 Advisory reference — outside the item-of-supply concept Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| 2578598-001A | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
NSN 5305-00-451-6471 is a Screw,machine, manufactured by Goodrich Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-451-6471 has 1 manufacturer part number on file: 2578598-001A (Goodrich Corporation).
Key specifications for 2578598-001A: Head Height: 0.050 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Fastener Length: 0.150 INCHES NOMINAL IN; Screw Material Document and Classification: MIL-M-20693,COMP A,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE; Thread Length: 0.147 INCHES MINIMUM IN. 12 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.