# TCDS TC 764: Hamilton Standard Division

- Type: Type certificate data sheet
- Status: Current
- Holder: Hamilton Standard Division
- Revision: 0
- Product: Propeller
- Data sheet PDF: https://openairdocs.org/files/sha256/e7/99/e799d6b91f1f4dab300b925048deac4fd9a12ddf5129e768a247d3d7cd554388
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/668E64EA4D0065D08525670F006887D7.0001
- Page: https://openairdocs.org/tcds/TC%20764

## Models (1)

As the data sheet lists them.

- 23F

## What the data sheet says

This is OCR from the scanned FAA data sheet. OCR can misread letters and numbers.

```text
HAMILTON STANDARD 23F PROPELLER  T.C. 764
Type  Hydraulically controllable -  Feathering (see NOTES 3 and 4)
Blade shank
Enyine shaft  SAE Nible, SAE No. 50, or X (X indicates special shaft sizes for foreign engines are
Hub material  Steel
Blade material  Aluminum alloy
Number of blades
Hubs eligible  23F60, 23F50, and 23FX (see NOTE 1)
Maximun  Propeller  Weight Complete
Blades Eligible  Continuous  Takeoff  Diameter  (Max.  Diameter)
(See NOTE 2)  RPM  HP  RPM  (1b.)  NOTES
6175A-0
1800  993  2000  1092  17'5/16" - 13'5/16"  696
6175A-42  1-0 to  42)
6176A-0 is the left hand version of 6175A-0
6375A-0
1800  993  2000  1092  17'5/06"0-43'5/16"  696
6375A-42
6376A-0 is the left hand version of 6375A-0
6497A-0
2500  1020  3000  1080  17'5/16" - 14'5/16"  700
6497A-36  - 36)
6498A-0 is the left hand version of 6497A-0
6521A-0
3000  1080  17'5/16" -  14'5/16"  700
6521A-36  - 0 to - 36
6522A-0 is the left hand version of 6521A-0
Certification basis  date eligible  for use on  764.  (Expired 1/1/49.  pired icated aircraftellers of this model manufactured after
A dash and a number added to the hub model designation indicates a minor change
which does not  affect the  eligibility.
NOTE 2. Blade Model Designation.  nicates the ge elopeller dia ate reu fon the deshen added tamete blade me deshe quior
the design basic diameter specified by the number o
inches indicated.  This number suffixed with "r" indicates a reduction by Telescopiny. Telescoped blades
are eligible at the same ratings and diameter limitations as cut-off blades.
A blade model is eligible on an aircraft model when listed in the pertinent aircraft specification.
propeller specification should not be construed to mean  diameter range  is satisfactory on
an airplane using a propeller with this blade.  The aircraft specification indicates the minimum diameter
requires engineering approval.  tequiten anglade may be cut for use wine specificated anian relication end this dimeter  range indicated on this specification for any particular
propeller model merely indicates the range in dianeter for which the propeller has been approved
structurally at the speeds and powers listed.
NOTE 3. Pitch Control. Eligible with Hamilton Standard constant speed governor only.
NOTE 4.  Feathering Control.  Eligible with full feathering control installed in accordance with the propeller
manufacturer  s instruction.
NOTE 5.  The left hand version of  an approved model propeller is eligible at the same ratiny and
lameter limitations as listed for the right hand nodel
Interchangeable blades.  Only blades listed in the same group of the following listed groups are
Group fo 615% and isference anould affey te ded to the ating er the blades be inco porated in the  sufficiently similar aerodynamically and vibrationwise to permit interchangeability in the sane
without a flight test.
6175A and 6375A
(b) 6497A and 6521A
NOTE 7. Accessories.  Eligible only with Hamilton Standard deicing slinger ring assemblies
```

## ADs

None name its models.

## 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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