The Cone,rear,adapter Assembly, cataloged under National Stock Number 1610-01-441-1089, is classified within Federal Supply Class 1610 (Aircraft Propellers and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 2 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 | 1610-01-441-1089 |
| Primary Part Number | 1990660 |
| Item Name | Cone,rear,adapter Assembly |
| FSC / FSG | 1610 / 16 — Aircraft Propellers and Components |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Overall Diameter | 6.880 INCHES NOMINAL IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1990660 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 1610-01-441-1089 is a Cone,rear,adapter Assembly, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 1610, Aircraft Propellers and Components. Status: active.
NSN 1610-01-441-1089 has 1 manufacturer part number on file: 1990660 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1990660: Overall Diameter: 6.880 INCHES NOMINAL IN; Overall Length: 6.650 INCHES NOMINAL IN; Special Features: 3.750-12UN-2B THREADS; End Item Identification: 1340-01-097-6365. 2 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.
NSN 1610-01-441-1089 has DEMIL Code B. 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.