NSN 1620-01-185-3814 · NIIN 011853814 · Part number 1881-308
Cm Manufacturing Inc Dba Cm Manufacturing Inc · FSC 1620 — Aircraft Landing Gear Components · FSG 16 — Aircraft Components and Accessories · CAGE 6Z056
Government record, cited
NSN 1620-01-185-3814 — this item is cataloged by the U.S. Government under National Stock Number 1620-01-185-3814. Manufacturer of record part number: 1881-308.
Nearby stock numbers← 1620-01-185-3813 Retainer, Scraper Po
·
1620-01-185-3815 Plunger Ring →
Features
Filter,vent Positioner — FSC 1620
FSC Application Data: MAIN LANDING GEAR,POSITIONER
General Characteristics Item Description: MATL OILITE FILTER BRONZE
2 manufacturer part numbers on file
Manufacturer of record: Cm Manufacturing Inc Dba Cm Manufacturing Inc
Identification
NSN: 1620-01-185-3814
NIIN: 011853814
FSC: 1620 — Aircraft Landing Gear Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: 1881-308
Manufacturer: Cm Manufacturing Inc Dba Cm Manufacturing Inc
General Description
The Filter,vent Positioner, cataloged under National Stock Number 1620-01-185-3814, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Cm Manufacturing Inc Dba Cm Manufacturing Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA)
Reference documents
Reference
Meaning
1881-308
5/9Secondary reference
Goodrich Corporation Div Advanced Structures Landing Systems
No interchangeability data on file.
Other items in FSC 1620 — Aircraft Landing Gear Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1620-00-491-0877
STRIKER,MICRO SWITCH
1620-00-491-0877
STRIKER,MICRO SWITCH
1620-00-699-0282
PISTON,CRANK AND LI
1620-00-718-6770
PISTON,FLOATING
1620-00-718-6770
PISTON,FLOATING
1620-00-736-1020
ROD,LATCH,SHORTENIN
1620-00-736-1020
ROD,LATCH,SHORTENIN
1620-00-756-9181
FITTING,STACK,TUBE
Frequently Asked Questions
What is NSN 1620-01-185-3814?
NSN 1620-01-185-3814 is a Filter,vent Positioner, manufactured by Cm Manufacturing Inc Dba Cm Manufacturing Inc, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
What part numbers are listed for NSN 1620-01-185-3814?
NSN 1620-01-185-3814 has 2 manufacturer part numbers on file: 1881-308 (Goodrich Corporation), 1881-308 (Cm Manufacturing Inc Dba Cm Manufacturing Inc).
What are the specifications of 1881-308?
Key specifications for 1881-308: FSC Application Data: MAIN LANDING GEAR,POSITIONER; General Characteristics Item Description: MATL OILITE FILTER BRONZE; End Item Identification: AIRCRAFT B1B. 2 specifications are documented in the U.S. Government catalog.
Is NSN 1620-01-185-3814 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.