The Shaft,sheave, cataloged under National Stock Number 3040-01-608-4850, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-608-4850 |
| Primary Part Number | 3491AS0772-1 |
| Item Name | Shaft,sheave |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 3491AS0772-1 | Chalmers & Kubeck, Inc. Dba Monarch Valve Corp (USA) |
| 3491AS0772-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 3491AS0772-1 | 5/9 Secondary reference Penn State Tool & Die Corp |
| 3491AS0772-1 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-608-4850 is a Shaft,sheave, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-608-4850 has 2 manufacturer part numbers on file: 3491AS0772-1 (Chalmers & Kubeck, Inc. Dba Monarch Valve Corp), 3491AS0772-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3491AS0772-1: Overall Length: 18.698 INCHES NOMINAL IN; Special Features: SUPPORTING THE LAUNCH OR RECOVERY OF AIRCRAFT; Part Name Assigned by Controlling Agency: SHAFT,SHEAVE; End Item Identification: CTPLT/ARSGEAR. 1 specification is 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.
NSN 3040-01-608-4850 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.