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NSN 1560-00-789-7783, 1560007897783
BELL CRANK

Federal Supply Classification
FSC 3040 - Miscellaneous Power Transmission Equipment
National Item Identification Number
NIIN 007897783
Codification Country
United States
Item Name Code
INC 22321
Criticality
(F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
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 1560-00-789-7783

National Stock Number (NSN) 3040-00-789-7783, or NIIN 007897783, (bell crank) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

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

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 5,795. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 20, 2019, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 22321. [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).]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3040007897783 does not contain precious metals.

This NSN is associated to Schedule B 8483508080: flywheels, pulley blocks and pulleys, nesoi. The Schedule B End Use is listed as industrial machines, other.

This information was last updated on .


Technical Characteristics

END HOLE/BALL DIAMETER
(CZLN) 0.376 INCHES MINIMUM AND 0.377 INCHES MAXIMUM 2ND END
END HOLE/BALL DIAMETER
(CZLN) 0.501 INCHES MINIMUM AND 0.502 INCHES MAXIMUM 1ST END
END ITEM IDENTIFICATION
(AGAV) CH-47
BORE DIAMETER
(ABXV) 1.880 INCHES NOMINAL
BORE LENGTH
(ADGE) 2.560 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL
(CZLM) 4.795 INCHES NOMINAL 1ST END
CENTER TO CENTER DISTANCE BETWEEN FULCRUM AND ARM END HOLE/SLOT/BALL
(CZLM) 6.500 INCHES NOMINAL 2ND END
COUNTERBORE DIAMETER
(AAWY) 2.060 INCHES MINIMUM AND 2.061 INCHES MAXIMUM
COUNTERBORE DEPTH
(AAWZ) 0.385 INCHES NOMINAL
MATERIAL
(MATT) MAGNESIUM
STYLE DESIGNATOR
(STYL) RAISED FACE PIVOT HOLE, CLEVIS BOTH ENDS
III END ITEM IDENTIFICATION
(AGAV) CH-47
III MATERIAL
(MATT) MAGNESIUM

Manufacturer Part Numbers


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