The Screw,machine, cataloged under National Stock Number 5305-01-412-8755, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Apw Electronic Solutions. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5305-01-412-8755 |
| Primary Part Number | 173-12530B |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Apw Electronic Solutions |
| Status | ACTIVE |
| Fastener Length | 6.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 2.5 MILLIMETERS MM |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | SLOT |
| Thread Series Designator | M |
| 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 |
|---|---|
| 3174AS7381 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 173-12530B PRIMARY | Apw Electronic Solutions (USA) |
| Reference | Meaning |
|---|---|
| 25505 | 7/2 Vendor item drawing reference Csts, Inc Dba Computer Sys Techl Support |
NSN 5305-01-412-8755 is a Screw,machine, manufactured by Apw Electronic Solutions, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-412-8755 has 2 manufacturer part numbers on file: 3174AS7381 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 173-12530B (Apw Electronic Solutions).
2 possible matches (shared part number, not a government interchangeability claim): 3950-01-677-9817, 5340-01-725-3808. Verify interchangeability with system specifications before substitution.
Key specifications for 173-12530B: Fastener Length: 6.0 MILLIMETERS NOMINAL MM; Nominal Thread Diameter: 2.5 MILLIMETERS MM; Head Style: FLAT CHAMFER; Thread Direction: RIGHT-HAND. 6 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.