The Piston,main Landing Gear, cataloged under National Stock Number 1620-00-026-3303, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Goodrich Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-00-026-3303 |
| Primary Part Number | 538357 |
| Item Name | Piston,main Landing Gear |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL IS 4140 STEEL,MIL-S-5626OR AMS 6382,CHROME PLATE PER MIL-P- 6871 TYPE 2,DIAMETER IS 0.7469 IN. MIN. AND 0.7480 IN. MAX. AFTER CHROME PLATING,INSIDE DIA. IS 0.623 IN. MIN. AND 0.635 IN. MAX.,HEAT TREAT 160- 180,000 PSI UTS PER MIL-H-6875,LENGTH IS 4.478 IN. IN |
| 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 |
|---|---|
| 538357 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 538357 | 3/9 Design control — primary reference Goodrich Corp Dba Goodrich Corp |
NSN 1620-00-026-3303 is a Piston,main Landing Gear, manufactured by Goodrich Corporation, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-00-026-3303 has 1 manufacturer part number on file: 538357 (Goodrich Corporation).
Key specifications for 538357: General Characteristics Item Description: MATERIAL IS 4140 STEEL,MIL-S-5626OR AMS 6382,CHROME PLATE PER MIL-P- 6871 TYPE 2,DIAMETER IS 0.7469 IN. MIN. AND 0.7480 IN. MAX. AFTER CHROME PLATING,INSIDE DIA. IS 0.623 IN. MIN. AND 0.635 IN. MAX.,HEAT TREAT 160- 180,000 PSI UTS PER MIL-H-6875,LENGTH IS 4.478 IN. 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 1620-00-026-3303 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.