The Fitting Assy,extens, cataloged under National Stock Number 1620-00-478-7221, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Textron Aviation Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Fitting Assy,extens |
| FSC / FSG | 1620 — Aircraft Landing Gear Components (FSG 16) |
| Manufacturers | Textron Aviation Inc (CAGE 7EK50) |
| Parameter | Value |
|---|---|
| NSN | 1620-00-478-7221 |
| Primary Part Number | 50-810275-145 |
| Item Name | Fitting Assy,extens |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 50-810275-135 | Textron Aviation Inc (USA) |
| 50-810275-145 PRIMARY | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 50-810275-145 | 3/9 Design control — primary reference Beechcraft Corporation Dba Textron Aviation |
| 50-810275-135 | 5/9 Secondary reference Beechcraft Corporation Dba Textron Aviation |
NSN 1620-00-478-7221 is a Fitting Assy,extens, manufactured by Textron Aviation Inc, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-00-478-7221 has 2 manufacturer part numbers on file: 50-810275-135 (Textron Aviation Inc), 50-810275-145 (Textron Aviation Inc).
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.