The Screw,lag, cataloged under National Stock Number 5305-01-672-2392, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Portland Bolt & Manufacturing Co Inc. Government technical data includes 4 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 | 5305-01-672-2392 |
| Primary Part Number | 18267 |
| Item Name | Screw,lag |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Portland Bolt & Manufacturing Co Inc |
| Status | ACTIVE |
| Head Height | 0.343 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Width Between Flats | 0.750 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 18267 PRIMARY | Portland Bolt & Manufacturing Co Inc (USA) |
NSN 5305-01-672-2392 is a Screw,lag, manufactured by Portland Bolt & Manufacturing Co Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-672-2392 has 1 manufacturer part number on file: 18267 (Portland Bolt & Manufacturing Co Inc).
Key specifications for 18267: Head Height: 0.343 INCHES NOMINAL IN; Head Style: HEXAGON; Width Between Flats: 0.750 INCHES NOMINAL IN; Special Features: THREAD DIMENSION - PITCH 0.167 INCH, FLAT AT ROOT 0.072 INCH, DEPTH OF THREAD 0.064 INCH; ROOT DIAMETER 0.371 INCH; BOLT DIAMETER 0.500 INCH; BODY DIAMETER 0.515 MAXIMUM, 0.482 MINIMUM; THREAD PER INCH IN. 4 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.