3040-00-004-9727, BELL CRANK

6340-00-004-9729 SENSING ELEMENT,FIRE DETECTOR SY

National Stock Number:
3040-00-004-9727

Federal Supply Class:
3040

National Item Identification Number:
000049727

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:

A51G20578-2	26512	NORTHROP GRUMMAN SYSTEMS CORPORATION
A51G20578-2	61174	NORTHROP GRUMMAN SYSTEMS CORPORATION
A51G20578-2	79RG9	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

BORE DIAMETER	0.437 INCHES NOMINAL0.437 INCHES NOMINAL
BORE LENGTH	1.802 INCHES MINIMUM AND 1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM1.822 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	0.896 INCHES MINIMUM AND 0.916 INCHES MAXIMUM FIRST END
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL	4.490 INCHES MINIMUM AND 4.510 INCHES MAXIMUM SECOND END
CRITICALITY CODE JUSTIFICATION	ABXVABXV
FEATURES PROVIDED	BEARINGBEARING
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-A-22771, ALLOY 7075 T73 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIAL	ALUMINUM ALLOY
SPECIAL FEATURES	RIGHT HAND ASSY

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