# TCDS P-883: Curtiss-Wright Corporation

- Type: Type certificate data sheet
- Status: Current
- Holder: Curtiss-Wright Corporation
- Revision: 4
- Revised: May 1, 1970
- Product: Propeller
- Data sheet PDF: https://openairdocs.org/files/sha256/58/80/58807732015da31df6c170efc6b1c624c919252b4676504d9f8fa79ecefa2f8d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/9527DB48B0CE47C38525670F005AF4D7.0001
- Page: https://openairdocs.org/tcds/P-883

## Models (1)

As the data sheet lists them.

- C634D

## 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. 4 4
DEPARTMENT OF TRANSPORTATION
FEDERAL AVIATION ADMINISTRATION
P-883
Revision 4
CURTISS
C634D
May 1, 1970
TYPE CERTIFICATE DATA SHEET NO. P-883
Propellers of models described herein conforming with this data sheet (which is part of type certificate no. 883) 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 Civil Air Regulations/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 Curtiss-Wright Corporation
Curtiss Division
Caldwell, New Jersey  07006
Type Constant speed - Electrical (see NOTES 3 and 4)
Engine shaft SAE No. 60 spline
Hub material Steel
Blade material Aluminum alloy
Number of blades 3
Hubs eligible C634D-A  (see NOTE 1)
Blade Eligible
Maximum
Continuous Takeoff
Diameter
Limits
Hub and
Blade Weight
(See Note 2) HP RPM HP RPM (See Note 2) (Max Diameter)
109652-12
      to
109652-24
2920 1160 3700 1270 15'0" - 14'0"
(-12 to -24)
712 lbs.
Certification basis Type Certificate No. 883, issued January 13, 1954, reissued January 2, 1962.
Production basis Production Certificate No. 8
NOTE 1. Hub Model Designation
The model designation of a complete Curtiss propeller assembly (which includes all rotating parts
except the spinner) consists of a letter and a number suffixed to the basic model designation.  For example:
Basic Model Designation
Suffix
Special assembly number which includes all rotating
parts (except the spinner) and designates pitch settings
General design series
"D" for aluminum alloy blades
Blade shank size
Number of blades
SAE No. 60 splined shaft
Curtiss (manufacturer)
300AC 6 3 4 D -
A change in the suffix letter indicates a design series change which may affect eligibility.  Only those
design series listed are eligible.  A change in the suffix number indicates a minor change which does not
affect propeller eligibility.

P-883 Page 2
NOTE 2. Blade Model Designation
For aluminum alloy blades the model designation consists of the basic model number, with a suffix
showing the reduction in inches from the basic diameter.  For example:
Basic model number
109652-12
Reduction in inches from basic design diameter
(as -12, diameter reduced 12")
NOTE 3. Pitch Control.  Eligible only with Curtiss manual control, constant speed governor, or automatic
synchronizer.
NOTE 4. (1) Feathering.   Eligible with full feathering control and voltage booster installed in accordance
with the propeller manufacturer's instructions.
(2) Reversing.  Eligible with reversing control and voltage booster installed in accordance with the
propeller manufacturer's instructions.
NOTE 5. Left-Hand Models.  The left-hand version of an approved model propeller is eligible at the same rating
and diameter limitations as listed for the right-hand model.
NOTE 6. Interchangeable Blades.  Not applicable.
NOTE 7. Accessories.
(1) Propeller deicing.  Eligible with only Curtiss fluid or electrical deicing provisions.
(2) Spinners.  Eligible with only Curtiss spinner.
NOTE 8. Shank Fairings.  Not applicable.
NOTE 9. Special Limits.  Not applicable.
NOTE 10. Special Notes.  The word "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 56-08-01](https://openairdocs.org/ad/56-08-01): Pitch Limit Switches · Curtiss-Wright C632S, C634D and C634S

## STCs approved under this data sheet (1)

- [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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