1680-00-397-4256 GRIP ASSEMBLY,CONTROLLER,AIRCRAF Index 6940-00-397-4259 GEARSHAFT SPUR

National Stock Number:
3040-00-397-4257

Federal Supply Class:
3040

National Item Identification Number:
003974257

Description:
BELL CRANK

Detail:
An item in the form of two arms at an angle, having its fulcrum at the apex of the angle, and used to provide a means of changing the direction or varying the intensity of a pushing or pulling force. See also ARM (as modified); and LEVER (as modified).


Manufacturer Information:
A51G30560-126512NORTHROP GRUMMAN SYSTEMS CORPORATION
A51G30560-161174NORTHROP GRUMMAN SYSTEMS CORPORATION
A51G30560-179RG9NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
END HOLE/BALL DIAMETER0.250 INCHES NOMINAL SECOND END
END HOLE/BALL DIAMETER0.312 INCHES NOMINAL FIRST END
BORE DIAMETER0.437 INCHES NOMINAL
BORE LENGTH0.975 INCHES MINIMUM AND 0.985 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL1.214 INCHES NOMINAL FIRST END
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL4.400 INCHES NOMINAL SECOND END
FSC APPLICATION DATAUPLOCK,ARRESTING GEAR,AIRCRAFT
MATERIALALUMINUM ALLOY
STYLE DESIGNATORCLEVIS ENDS TWISTED, OTHER ARM OFFSET
SURFACE TREATMENTANODIZE


Click here to Register for Free 30-day Trial

© 2026 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us