The Housing,ballscrew,landing Gear, cataloged under National Stock Number 1620-01-007-4212, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-007-4212 |
| Primary Part Number | 291444 |
| Item Name | Housing,ballscrew,landing Gear |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,ANODIZE FINISH WK521005 TY 2,12.220 IN. O/A LG,9.950 IN. O/A W,1.740 IN. O/A H,MACHINED SURFACES 63.0 AND 125.0 MICROINCH FINISH IN |
| 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 |
|---|---|
| 291444 PRIMARY | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 291444 | 5/9 Secondary reference Kidde-Fenwal, Llc |
NSN 1620-01-007-4212 is a Housing,ballscrew,landing Gear, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-007-4212 has 1 manufacturer part number on file: 291444 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-340-1290. Verify interchangeability with system specifications before substitution.
Key specifications for 291444: General Characteristics Item Description: ALUMINUM ALLOY,ANODIZE FINISH WK521005 TY 2,12.220 IN. O/A LG,9.950 IN. O/A W,1.740 IN. O/A H,MACHINED SURFACES 63.0 AND 125.0 MICROINCH FINISH IN. 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 1620-01-007-4212 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.