The Screw,machine, cataloged under National Stock Number 5305-01-187-9045, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 10 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 | 5305-01-187-9045 |
| Primary Part Number | 60-1672-1 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 0.390 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN |
| Thread Length | 0.280 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | OVAL |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Surface Treatment Document and Classification | QQ-P-416 TY2 CL3 ASSN STD 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 |
|---|---|
| 60-1672-1 PRIMARY | Grimes Aerospace Company (USA) |
NSN 5305-01-187-9045 is a Screw,machine, manufactured by Grimes Aerospace Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-187-9045 has 1 manufacturer part number on file: 60-1672-1 (Grimes Aerospace Company).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-548-1476. Verify interchangeability with system specifications before substitution.
Key specifications for 60-1672-1: Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 0.390 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN; Thread Length: 0.280 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.138 INCHES IN. 10 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.