2700
OEMClearDIFFUSER,AIR,AIRCRAFT HEATING AN
Where to Buy
Search this part number directly on major distributors
Documentation
General information based on part classification, not a certification determination. Your operator's quality manual governs.
What to ask the seller for
- FAA Form 8130-3 from the PAH or an authorized release traceable to the PAH
- Manufacturer's CofC if a Form 8130-3 was not issued
Governing reference: FAA Order 8130.21J
PMA Alternatives
No PMA alternatives found for this part. This does not mean none exist — only that none are currently in our database.
Supplemental Type Certificates15 found
FAA-approved modifications that reference this part number
Modify aircraft to utilize full 310 BHP @ 2700 rpm rated power of existing installed Teledyne Continental Motors (TCM) TSIO-550-G engine.
Aircraft: M20TN
Modification of a Lycoming0-235-L2C, or 0-235-L2A engine to increase HP rating from 115-HP at 2700 rpm to a continuous125 HP at 2800 rpm.
Aircraft: O-235-L2A, O-235-L2C
Cutting and reattaching the left and right lower engine cowling with AN 2700-4 cam locks.
Aircraft: PA-23-250
Installation of a B & D Model 2700 Cabin and Cockpit Display System.
Aircraft: 650
Power increase to 310 BHP by Installation of Powerlite STC SE02930AT or CMI IO-550N Engine rated at 310 BHP/2700 RPMs and Hartzell Propeller Model PHC-J3YF-1RF/F7693DF(B)-2 propeller
Aircraft: M20R, M20S, M20U
Installation of Rockwell Collins Model 6605 Head-Up Display (HUD-6605) and Enhanced Vision System (EVS) CMA-2600i Infrared Sensor System (ISS) or HUD and Enhanced Flight Vision System (EFVS) CMA-2700
Aircraft: CL-600-2B16 (CL-604)
Installation of Airglas model L-2700-369 skis
Aircraft: 369HE, 369HM, 369HS
Installation of Lycoming 0-320-D2G, 0-320-D2J, or 0-320-E2D (as modified by STC SE3692SW-D) engine rated for 160 h.p. take-off and 150 h.p. METO for models 1721, 172K, 172L, and 172M according to RAM Dwg. Rl 7201 Rev. F dated 12/9/86; or installation of Lycoming 0-320-D2G, 0-320-D2J, or 0-320-E2D (as modified by STC SE3692SW-D) engine rated for 160 h.p. take-off and 145 h.p. METO for models 172D, 172E, 172F, 172G, and 172H according to RAM Dwg. 17202, Rev. K dated 12/9/86; or installation of Lycoming 0-320-D2G, 0-320-D2J or 0-320-E2D (as modified by STC SE3692SW-D) engine (160 h.p., 2700 r.p.m) in model 172N according to RAM Dwg. 17203, Rev. L dated 12/9/86; or later FAA approved revision.
Aircraft: 172D, 172E, 172F (USAF T-41A), 172G +6 more
Modify Teledyne Continental TSIO-520-NB engine. Maximum continuous power is 335 hp at 2700 rpm and 38.0 inches Hg manifold pressure. This mod is limited to Teledyne Continental motors model TSIO-520-NB engines modified per STC SE4327SW.
Aircraft: TSIO-520-NB
Increase all operations power rating to 325 horse power (HP) at 40 inches of manifold pressure (MP) and 2700 RPM.
Aircraft: TSIO-520-NB
Installation of 2700 gallon auxiliary fuel tanks in forward and aft cargo compartments. (727-17)
Aircraft: 727
Modification of a Lycoming O-235-L2C engine to increase the horsepower rating from 115 HP @ 2700 RPM to a continuous 125 HP @ 2800 RPM
Aircraft: O-235-L2C
Increase all operation power rating to 325 horsepower (hp) at 40 inches of manifold pressure (MP) and 2700 RPM.
Aircraft: TSIO-520-NB
Modify Lycoming aircraft engine Model O-235-C2C rated at maximum continuous 108 hp at 2600 rpm and 6.75:1 compression ratio to maximum continuous 115 at 2700 rpm and 8.5:1 compression ratio.
Aircraft: O-235-C2C
Installation of HUD guidance system (HGS), Model 2700. (DO 328-100 MOD 10 CONFIGURATION)
Aircraft: Do 328-100
Airworthiness Directives
Synced 40 days ago (09/27/2026)No Active Airworthiness Directives
No FAA or EASA ADs are linked to this part number. Always verify against the aircraft's maintenance records before install.
Service Difficulty Reports
No Service Difficulty Reports
No failure reports found for this part number in the FAA SDR database.
Suspect-Parts Alerts (SUP/UPN)
No Suspect-Parts Alerts
This manufacturer is not named in any active FAA Suspect Unapproved Parts (SUP/UPN) notification.
NSN Cross-References1 NSN — DLA WebFLIS
National Stock Numbers assigned to this part number by the U.S. Defense Logistics Agency
| NSN | Standardized Name | FSC | DLA List Price (gov't catalog) | CAGE / Manufacturer |
|---|---|---|---|---|
| 1660-01-052-4874 | DIFFUSER,AIR,AIRCRAFT HEATING AN | 1660 | — | 7Y988NELLCOR PURITAN BENNETT LLC DBA COVIDIEN DIV COVIDIEN |
DLA PUBLOG published list price — government procurement catalog, not a commercial market price. Prices may differ from current commercial availability.
Government Award Prices
U.S. government contract award prices from FPDS — unit prices for NSN purchases by DoD/DLA agencies
No government contract award price data found for this part number.
Identifiers
Manufacturer
NELLCOR PURITAN BENNETT LLC DBA COVIDIEN DIV COVIDIEN
Source
DLA WebFLIS
ATA Chapter
21
Type
OEM