Part# 05-03424
MFR Model# MCS378-3
ImageModel No.*Replaces
Cessna PN
Part No.
MCS378-3S378-3, S378-3L, A130, AN210-3B, BB-208 and NAS383-305-03424


Pulleys and Pulley Kits for Cessna Aircraft
We stock all pulleys required for Cessna single engine aircraft. Our MCS378 series pulleys replace the AN, NAS and S378 series pulleys commonly used on the Cessna aircraft. Pulley kits are available that contain all of the pulleys and cotter pins required for one aircraft.

Available Pulley Part Numbers
1660433-1, 1660433-2, AN210-1B, AN210-2B, AN210-3B, AN210-4B, AN210-5B, AN220-1, AN220-2, AN220-3, AN220-4, MCS378-1, MCS378-2, MCS378-3, MCS378-4, MCS378-5, MS20220-1, MS20220-2, MS20220-3, MS20220-4, MS24566-1B, MS24566-2B, MS24566-3B, MS24566-4B, MS24566-5B, NAS383-1, NAS383-2, NAS383-3, NAS383-4, S394, S1052-1, S1710-1

Approved Replacements for Cessna Pulleys
Cessna Model/Series
120,140,140A,150,A150,A-A150, F150,FA150,FRA150,152,A152,F152,FA152,170,172,F172, FR172,172RG,FP172,P172,R172,175,177,177RG,F177RG,180, 182, A182,F182,FR182,R182, TR182,T182,185,A185,188,A188, A A188,T188,205,206,P206,TU206,T206, TP206,U206,207,T207,208,210, P210, T210, T303, 310, T310, 320, 335, 336, 337, F337, P337, FP-337, T337, O-2, 340,401,402,404,411,414,421,425,441,500,501
*Replaces the listed Cessna part numbers in the specific aircraft illustrated parts catalogs. Installer must verify applicability prior to installation.
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High quality, better than OEM in that application

Nathan K
November 30, 2020

Great. Good price. Fast shipping.

Tom M
April 27, 2017


Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: What are the dimensions of this MCS378-1 pulley?

OD:1.25, Groove:.972, Bore: .190, Width:.250, Hub Width:.297, Load limit: 300 | Use with 1/16,5/64,3/32 cable.

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