The Cylinder and Piston Assembly,lan, cataloged under National Stock Number 1620-01-710-2772, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-710-2772 |
| Primary Part Number | 2581756-1 |
| Item Name | Cylinder and Piston Assembly,lan |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| 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 | V |
| Part Number | Manufacturer |
|---|---|
| 2581756-1 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| 2581756-1 PRIMARY | Goodrich Corporation (USA) |
| 2581756-1 PRIMARY | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
| 2581756-1 PRIMARY | Goodrich Corporation Div Advanced Structures Landing Systems (USA) |
NSN 1620-01-710-2772 is a Cylinder and Piston Assembly,lan, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-710-2772 has 4 manufacturer part numbers on file: 2581756-1 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 2581756-1 (Goodrich Corporation), 2581756-1 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), 2581756-1 (Goodrich Corporation Div Advanced Structures Landing Systems).
Key specifications for 2581756-1: Part Name Assigned by Controlling Agency: CYLINDER AND PISTON. 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 1620-01-710-2772 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.