The Controller,air Pressure,aircraft, cataloged under National Stock Number 1660-01-681-0087, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Commercial Systems Div Collins Aerospace - Commercial Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 1660-01-681-0087 |
| Primary Part Number | 2052-1-2 |
| Item Name | Controller,air Pressure,aircraft |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Commercial Systems Div Collins Aerospace - Commercial Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 1660-01-681-0087 is a Controller,air Pressure,aircraft, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Commercial Systems Div Collins Aerospace - Commercial Systems, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-681-0087 has 2 manufacturer part numbers on file: 2052-1-2 (Rockwell Collins, Inc. Dba Collins Aerospace Commercial Systems Div Collins Aerospace - Commercial Systems), 2052-1-2 (Lufthansa Technik Ag).
1 possible match (shared part number, not a government interchangeability claim): 5920-01-722-2676. Verify interchangeability with system specifications before substitution.
Key specifications for 2052-1-2: Special Features: AIRCRAFT SUPPORT; Part Name Assigned by Controlling Agency: CABIN AIR PRESSURE CONTROLLER. 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.
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.