P28NE
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DEPARTMENT OF TRANSPORTATION FEDERAL AVIATION ADMINISTRATION TYPE CERTIFICATE DATA SHEET NO. P28NE Propellers of models described herein conforming with this data sheet (which is part of Type Certificate No. P28NE) and other approved data on file with the Federal Aviation Administration, meet the minimum standards for use in certificated aircraft in accordance with pertinent aircraft data sheets and applicable portions of the Federal Aviation Regulations provided they are installed, operated and maintained as prescribed by the approved manufacturer's manuals and other approved instructions. Type Certificate Holder Sensenich Propeller Manufacturing Company, Inc. Type Fixed-Pitch Metal Material Aluminum Alloy Number of Blades Two Basic Model Takeoff & Standard Hub Drilling_ Hub Dimensions Weight (See Note 2) Max. Cont. Diameter Pitch No. Dia. Dia. Bolt Dia. Thick. (lb.) HP RPM Holes Holes Circle (Max. Dia.) Certification Basis FAR 35 Amendment 6 effective August 18, 1 989, Type Certificate No. P28NE Production Basis Production Certificate No. 1NE NOTE 1. Installation. These models are for installation on flanged propeller shaft ends (see NOTE 2). Installation is to be made with special steel bolts which are furnished or specified by the propeller manufacturer in accordance with the appropriate propeller assembly drawing. See NOTE 7 for spacer designations and NOTE 9 for approved spacer lengths. a. Propeller Model 70CM6 and 70CM7 are installed on SAE No. 2 flanged shaft. * Weight is 41 lbs with 4 inch spacer and attachment hardware installed.

NOTE 2. Model Designation Model Designation 70_ C M S16 - 0 - 79 | Designates design change Pitch in inches at .75 radius station Designated cut-off in inches from basic diameter Designates a 16/4 or 4 inch spacer thickness Designates hub configuration "M6" - for installation on SAE No.2 (Ref. AS 127) flanged shaft with 3/8 dia. bolts "M7" - for installation on SAE No.2 (Ref. AS 127) flanged shaft with 7/16 dia. bolts Designates blade design Basic diameter in inches NOTE 3, 4, 5, 6, and 8. Not applicable. NOTE 7. Spacers. Sensenich spacer models are identified by flange codes (see NOTE 2)...