The Screw,tapping, cataloged under National Stock Number 5305-01-664-2188, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-664-2188 |
| Primary Part Number | 0172627 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastenal Company |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 5.8 INCHES IN |
| Head Height | 0.139 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN |
| Fastener Length | 0.625 INCHES NOMINAL IN |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Features Provided | FINISHED HEAD |
| Head Style | PAN |
| Internal Drive Style | CROSS RECESS TYPE II |
| Material | STEEL PROPERTY CLASS 18.8 OVERALL |
| Head Diameter | 18.0 INCHES MINIMUM 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 |
|---|---|
| 0172627 | Fastenal Company (USA) |
| Reference | Meaning |
|---|---|
| 1CPA1262 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-664-2188 is a Screw,tapping, manufactured by Fastenal Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-664-2188 has 1 manufacturer part number on file: 0172627 (Fastenal Company).
Key specifications for 0172627: Nonmachine Nominal Thread Diameter: 5.8 INCHES IN; Head Height: 0.139 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN; Fastener Length: 0.625 INCHES NOMINAL IN; Nonmachine Thread Style: GIMLET POINT (TYPE A, AB OR BA). 9 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.