The Sleeve Assembly,main Gear, cataloged under National Stock Number 1620-00-511-5064, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-00-511-5064 |
| Primary Part Number | 4041622 |
| Item Name | Sleeve Assembly,main Gear |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| General Characteristics Item Description | C/O SLEEVE,PLUG,TUBE,BEARING; PLUG AND TUBE MATL ST,WW-T-789,6061-T6; 4.400 IN. LG; 1.125 IN. DIA; PART OF OUTER DOOR BUNGEE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4041622 | Herco Aircraft , Inc. (USA) |
| 4041622 PRIMARY | Textron Aviation Inc (USA) |
| 4041622 | Mil-Craft Mfg., Inc. (USA) |
| 4041622 | Tect Hypervelocity, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4041622 | 3/9 Design control — primary reference Cessna Aircraft Company Dba Textron Aviation |
NSN 1620-00-511-5064 is a Sleeve Assembly,main Gear, manufactured by Textron Aviation Inc, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-00-511-5064 has 4 manufacturer part numbers on file: 4041622 (Herco Aircraft , Inc.), 4041622 (Textron Aviation Inc), 4041622 (Mil-Craft Mfg., Inc.), 4041622 (Tect Hypervelocity, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 6910-00-847-8474, 4810-01-350-3692. Verify interchangeability with system specifications before substitution.
Key specifications for 4041622: General Characteristics Item Description: C/O SLEEVE,PLUG,TUBE,BEARING; PLUG AND TUBE MATL ST,WW-T-789,6061-T6; 4.400 IN. LG; 1.125 IN. DIA; PART OF OUTER DOOR BUNGEE IN; End Item Identification: T-37 ACFT. 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.
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.