NSN 3010-00-540-7543, 3010005407543
COUPLING,SHAFT,FLEXIBLE

Federal Supply Classification: FSC 3010 - Torque Converters and Speed Changers
National Item Identification Number: NIIN 005407543
Codification Country: United States
Item Name Code: INC 04459
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 3010-00-540-7543

National Stock Number (NSN) 3010-00-540-7543, or NIIN 005407543, (coupling,shaft,flexible) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 04459. [A DEVICE FOR CONNECTING THE ENDS OF TWO SHAFTS SO THAT ROTARY MOTION OF ONE SHAFT IS TRANSMITTED TO THE OTHER SHAFT. IT IS CONSTRUCTED TO ALLOW FOR SLIGHT MISALIGNMENT OF SHAFTS BOTH LINEAR AND ANGULAR.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3010005407543 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

SECURING METHOD: (BSNP) THREADED HOLE BOTH ENDS
BORE SHAPE: (AGZD) STRAIGHT FIRST END
SECURING METHOD: (BSNP) UNTHREADED HOLE SECOND END
III DESIGN TYPE: (APGF) MULTIJAW
UNTHREADED HOLE LOCATION: (BSNW) BOTH ENDS: LOCATED 90 DEG FROM THREADED HOLE
THREAD SIZE DESIGNATOR: (ABVK) NO. 6-32 THD SIZE FIRST END
THREADED HOLE LOCATION: (BSNR) BOTH ENDS: LOCATED 0.120 IN. FROM HUB
UNTHREADED HOLE QUANTITY: (BSNS) 1 SECOND END
HOLE DIAMETER: (AAUB) 0.820 INCHES NOMINAL BOTH ENDS
OVERALL LENGTH: (ABHP) 1.000 INCHES NOMINAL
THREAD SIZE DESIGNATOR: (ABVK) NO. 6-32 THD SIZE SECOND END
DESIGN TYPE: (APGF) MULTIJAW
BORE SHAPE: (AGZD) STRAIGHT SECOND END
THREADED HOLE QUANTITY: (BSNQ) 1 SECOND END
BORE LENGTH: (ADGE) 0.3400 INCHES NOMINAL FIRST END
BORE LENGTH: (ADGE) 0.3400 INCHES NOMINAL SECOND END
SECURING METHOD: (BSNP) UNTHREADED HOLE THROUGH BORE
UNTHREADED HOLE QUANTITY: (BSNS) 1 FIRST END
THREADED HOLE QUANTITY: (BSNQ) 1 FIRST END
FSC APPLICATION DATA: (ZZZV) POWER DRIVE,GUIDED MISSILE LAUNCHER
OUTSIDE DIAMETER: (ABKV) 1.125 INCHES NOMINAL
BORE DIAMETER: (ABXV) 0.2500 INCHES MINIMUM SECOND END
SECURING METHOD: (BSNP) THREADED HOLE FIRST END