The Screw,lag, cataloged under National Stock Number 5305-01-554-1722, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-554-1722 |
| Primary Part Number | 12759-00450 |
| Item Name | Screw,lag |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastenal Company Dba Fastenal Co |
| Status | ACTIVE |
| Fastener Length | 3.500 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Material | STEEL COMP 316 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 |
|---|---|
| 6601121 ITEM 4 | Naval Sea Systems Command (USA) |
| 12759-00450 PRIMARY | Fastenal Company Dba Fastenal Co (USA) |
| 12759-80066 PRIMARY | Fastenal Company Dba Fastenal Co (USA) |
| Reference | Meaning |
|---|---|
| 0178382 | 5/9 Secondary reference Fastenal Company Dba Fastenal Co |
NSN 5305-01-554-1722 is a Screw,lag, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-554-1722 has 3 manufacturer part numbers on file: 6601121 ITEM 4 (Naval Sea Systems Command), 12759-00450 (Fastenal Company Dba Fastenal Co), 12759-80066 (Fastenal Company Dba Fastenal Co).
Key specifications for 12759-00450: Fastener Length: 3.500 INCHES NOMINAL IN; Head Style: HEXAGON; Material: STEEL COMP 316 OVERALL. 3 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.