The Yoke,safety,ballscrew, cataloged under National Stock Number 1620-01-055-4789, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Cef Industries Inc Environ Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-055-4789 |
| Primary Part Number | 8353-62-4 |
| Item Name | Yoke,safety,ballscrew |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Cef Industries Inc Environ Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8353-62-4 PRIMARY | Cef Industries Inc Environ Div (USA) |
| Reference | Meaning |
|---|---|
| 8353-62-4 | 5/9 Secondary reference Cef Industries, Llc Dba Cef Industries Inc |
| 54017-1030 | 5/9 Secondary reference Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace |
| 54017-1030 | 5/9 Secondary reference Cef Industries Inc Environ Div |
NSN 1620-01-055-4789 is a Yoke,safety,ballscrew, manufactured by Cef Industries Inc Environ Div, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-055-4789 has 1 manufacturer part number on file: 8353-62-4 (Cef Industries Inc Environ Div).
Key specifications for 8353-62-4: End Item Identification: MAIN LANDING GEAR,C130H. 0 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 1620-01-055-4789 has DEMIL Code Q. 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.