# TCDS P17EA: Sensenich Propeller Company

- Type: Type certificate data sheet
- Status: Current
- Holder: Sensenich Propeller Company
- Revision: 7
- Revised: August 28, 2023
- Product: Propeller
- Certification basis: CAR 14
- Data sheet PDF: https://openairdocs.org/files/sha256/67/ba/67bad6562f3067c05f549fa561b0f82b1bd8569f809539e47831b9536cc010b9
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID177786860620231019142736.0001
- Page: https://openairdocs.org/tcds/P17EA

## Models (1)

As the data sheet lists them.

- 80BM8

## What the data sheet says

From the PDF's text layer, line by line; tables lose their columns. The PDF is the record.

```text
Page No. 1 2
Rev. No. 7 7
DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
P17EA
Revision 7
SENSENICH
80B Series
August 28, 2023
TYPE CERTIFICATE DATA SHEET NO. P17EA
Propellers of models described herein conforming with this data sheet (which is part of Type Certificate No.
P17EA) 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
Type
Material
Number of Blades
Sensenich Propeller Company  
2008 Wood Court
Plant City, FL  33563
Fixed-Pitch Metal
Aluminum Alloy
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.)
80BM8 235 2575 80" 76"-64" 6 33/64" 4-3/4" 6 4-3/4" 38.5
Deleted December 14, 1995,  See Note 2
Certification Basis
Production Basis
CAR 14 as amended to May 3, 1962
Type Certificate No. P17EA issued July 2, 1964 
Date of application for Type Certificate May 1, 1964
Production Certificate No. 335CE
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.

P17EA 2
NOTE 2. Model Designation.
Model Designation
M 80 B M8 - 2 - 60
Designates design change
Pitch in inches at .75 radius station
Designated cut-off in inches from  basic
diameter
Designates hub configuration
"M8" or "MM" - for installation on SAE No.
2  (Ref. AS 127)  flanged shaft with 1/2"
diameter attaching bolts and 3/4" diameter
drive bushings.
Designates blade design
Basic diameter in inches
Designates metal propeller
Not included on propellers with
Serial No. 11 & up, which are otherwise
the same.
NOTE 3, 4, 5, 6, 7, and 8.  Not applicable.
NOTE 9. Special Limits. Table of Propeller-Engine Combinations
        Approved Vibrationwise for Use on Normal Category Single-Engine Tractor Aircraft
The maximum and minimum propeller diameters that can be used from a vibration standpoint are
shown below.  No reduction below the minimum diameter listed is permissible since this figure
includes the diameter reduction allowable for repair purposes.
Propeller Engine Max. Dia. Min. Dia.
Model Model (Inches) (Inches) Placards
80BM8 Lycoming O-540-B4B5
235 h.p. @ 2575 r.p.m. or
less.
80 78 None
NOTE 10. Special Notes.  The work "eligible" as used herein does not signify approval.  For approval,
compliance with the applicable aircraft airworthiness requirements is necessary.
... END ...
```

## ADs (1, in force first)

- [AD 2005-14-11](https://openairdocs.org/ad/2005-14-11): Failed propeller blade · Hartzell Propeller BHC-92W, BHC-92ZF-1, BHC-92ZF-3 and 391 more. Effective Aug 17, 2005

## STCs approved under this data sheet (2)

- [STC SP01222WI](https://openairdocs.org/stc/SP01222WI): Installation of Aircraft Development propeller vortelators.. Aircraft Development Co
- [STC SP00582NY](https://openairdocs.org/stc/SP00582NY): Installation of Prop-Guard Polyurethane Protective Tape on the leading edge of metal propellers.. McFarlane Aviation, Inc.

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