The Screw,machine, cataloged under National Stock Number 5305-00-151-8674, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Kearflex Engineering Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-151-8674 |
| Primary Part Number | SFL172-1-5SSP |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Kearflex Engineering Company |
| Status | ACTIVE |
| Head Height | 0.045 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.093 INCHES NOMINAL IN |
| Thread Length | 0.093 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.073 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 72 |
| Thread Series Designator | UNF |
| Head Diameter | 0.104 INCHES MINIMUM AND 0.118 INCHES MAXIMUM 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 |
|---|---|
| SFL172-1-5SSP PRIMARY | Kearflex Engineering Company (USA) |
NSN 5305-00-151-8674 is a Screw,machine, manufactured by Kearflex Engineering Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-151-8674 has 1 manufacturer part number on file: SFL172-1-5SSP (Kearflex Engineering Company).
Key specifications for SFL172-1-5SSP: Head Height: 0.045 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.093 INCHES NOMINAL IN; Thread Length: 0.093 INCHES MINIMUM 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.