Warbird Information Exchange
https://warbirdinformationexchange.org/phpBB3/

Unknown flex drive
https://warbirdinformationexchange.org/phpBB3/viewtopic.php?f=5&t=34158
Page 1 of 1

Author:  Indian head [ Mon Jan 11, 2010 9:58 am ]
Post subject:  Unknown flex drive

Hi Wixers;

We have a flex drive, part # 31551-026-16, looks in nice condition. 26 inches long with a spline drive each end.

The FSN is 1680-437-0335.

Anyone have an idea as to which aircraft this would be used on? If we don't need it would be available for sale or trade.

Author:  bdk [ Mon Jan 11, 2010 12:57 pm ]
Post subject:  Re: Unknown flex drive

Last I see these were in the system in the 1987 timeframe and cost under $100. Couldn't figure out what they fit though...

Quote:
SHAFT ASSEMBLY,FLEX LUCAS AEROSPACE POWER EQUIPMENT CORP CAGE 31435 P/N 31551-026-16

MRC Requirements Reply
AAUJ SPLINE MAJOR DIAMETER 0.307 INCHES NOMINAL BOTH ENDS
ABHP OVERALL LENGTH 27.561 INCHES NOMINAL
ABSA SPLINE QUANTITY 12 BOTH ENDS
ABSC SPLINE MINOR DIAMETER 0.241 INCHES NOMINAL BOTH ENDS
ADMS WRENCHING FACILITY OUTSIDE DIAMETER 0.750 INCHES NOMINAL BOTH ENDS
AEDN TIP LENGTH 0.531 INCHES NOMINAL BOTH ENDS
AGGZ SHANK OUTSIDE DIAMETER 0.500 INCHES NOMINAL BOTH ENDS
AGJS PITCH DIAMETER 0.250 INCHES NOMINAL BOTH ENDS
AJXJ CORE MATERIAL STEEL
AKMH CORE DIAMETER 0.250 INCHES NOMINAL
APTD END TYPE ROUND, INTERNAL SPLINED BOTH ENDS
AWZY END CONNECTION TYPE UNION FERRULE BOTH ENDS
AXFG SPLINE PRESSURE ANGLE IN DEG 14.5 BOTH ENDS
AXFH SPLINE LENGTH 0.244 INCHES NOMINAL BOTH ENDS
AXYS SPLINE TYPE INVOLUTE BOTH ENDS
BDRL SETSCREW NOT INCLUDED BOTH ENDS
BJPS CASING MATERIAL STEEL
BPPL WRENCHING FACILITY TYPE HEXAGON BOTH ENDS
CFQW CROSS SECTION SIZE AND LOCATION 0.406 INCHES NOMINAL DIAMETER BOTH ENDS
CFRM TORSIONAL DEFLECTION RATING 5 DEG FT-LB IN WINDING DIRECTION,7 DEG FT-LB IN UNWINDING
CFRN CASING SURFACE TREATMENT GALVANIZED
CFRP CASING LENGTH BETWEEN FERRULES 24.875 INCHES NOMINAL
CFRQ CASING OUTSIDE DIAMETER 0.445 INCHES NOMINAL
CFRT SWIVEL END NOT PROVIDED BOTH ENDS
CFRW END OVERALL DIAMETER 0.875 INCHES NOMINAL BOTH ENDS
CFRY LUBRICATION FITTING NOT PROVIDED BOTH ENDS
CFRZ CORE OVERALL LENGTH 27.561 INCHES NOMINAL
CFSB CORE ROTATION DIRECTION CLOCKWISE OR COUNTERCLOCKWISE
CFSL CORE REMOVABILITY NONREMOVABLE
CFSM (NON-CORE DATA) STRENGTH RATING CHARACTERISTICS 40.0 POUNDS TORSION STRENGTH EITHER DIRECTION
CGDN MINIMUM OPERATING RADIUS 10.000 INCHES
SR-5 DESIGN CONTROL REFERENCE 31551-026-16
SR-5 MANUFACTURERS CODE 31435
ZZZV III FSC APPLICATION DATA MISCELLANEOUS AIRCRAFT ACCESSORIES AND COMPONENTS

Author:  Indian head [ Sat Jan 16, 2010 3:58 pm ]
Post subject:  Re: Unknown flex drive

Thanks for that, bdk....so probably not vintage.

Might as well use it for beating the engineers with :twisted:

Author:  aseanaero [ Sat Jan 16, 2010 7:31 pm ]
Post subject:  Re: Unknown flex drive

That PN comes up with a govt cost of $84 but doesn't show what aircraft it fits , some the the adjacent PNs cross reference with Lockheed Martin PNs

Page 1 of 1 All times are UTC - 5 hours
Powered by phpBB® Forum Software © phpBB Group
https://www.phpbb.com/