The Handwheel, cataloged under National Stock Number 5340-01-643-0750, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-643-0750 |
| Primary Part Number | 845-7526489-XX-04-X-X-X-X-012 |
| Item Name | Handwheel |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Outside Diameter | 4.000 INCHES NOMINAL IN |
| Drive Facility Style | INVOLUTE SERRATION |
| Handwheel Style | SPOKES |
| Spoke Quantity | 4 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 845-7526489-1A-04-B-2-N-B-012 | Naval Sea Systems Command (USA) |
| 845-7526489-XX-04-X-X-X-X-012 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 845-7526489 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5340-01-643-0750 is a Handwheel, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-643-0750 has 2 manufacturer part numbers on file: 845-7526489-1A-04-B-2-N-B-012 (Naval Sea Systems Command), 845-7526489-XX-04-X-X-X-X-012 (Naval Sea Systems Command).
Key specifications for 845-7526489-XX-04-X-X-X-X-012: Outside Diameter: 4.000 INCHES NOMINAL IN; Drive Facility Style: INVOLUTE SERRATION; Handwheel Style: SPOKES; Spoke Quantity: 4. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.