Product Details | BELL CRANK

1680-00-929-6987 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).20411900057Specialized Test and Handling Equipment, Nuclear Ordnance11950030Miscellaneous Nuclear Ordnance16800049Miscellaneous Aircraft Accessories and Components30400042Miscellaneous Power Transmission Equipment

Part Alternates: 12C1743801, 12C1743-801, 1680-00-929-6987, 00-929-6987, 1680009296987, 009296987

Aircraft Components and Accessories | Miscellaneous Aircraft Accessories and Components

Supply Group (FSG) NSN Assign. NIIN
16 07-SEP-66 00-929-6987

Cross Reference | NSN 1680-00-929-6987

Part Number Cage Code Manufacturer
12C1743-801 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
12C1743-803 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 1680-00-929-6987

Characteristic Specifications
MATERIAL ALUMINUM ALLOY
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL 3.000 INCHES NOMINAL 1ST END 5.062 INCHES NOMINAL 2ND END
END HOLE/BALL DIAMETER 0.250 INCHES NOMINAL 1ST END 0.250 INCHES NOMINAL 2ND END
BORE LENGTH 0.964 INCHES MINIMUM AND 0.974 INCHES MAXIMUM
BORE DIAMETER 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
COUNTERBORE DIAMETER 0.752 INCHES MINIMUM AND 0.753 INCHES MAXIMUM
COUNTERBORE DEPTH 0.224 INCHES NOMINAL
MANUFACTURERS CODE 81755
DESIGN CONTROL REFERENCE 12C1743-801

Restrictions/Controls & Freight Information | NSN 1680-00-929-6987

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information