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National Stock Number: 3040-01-287-7796
Federal Supply Class: 3040
National Item Identification Number: 012877796
Description: EXTENSION SHAFT
Detail: AN ITEM CONSISTING OF A LENGTH OF RIGID SHAFTING DESIGNED TO BE COUPLED TO THE SHAFT OF ITEMS SUCH AS VARIABLE CAPACITORS, SWITCHES, HAND CRANKS AND THE LIKE. IT IS SPECIFICALLY DESIGNED TO INCREASE THE LENGTH OF THE ORIGINAL SHAFT AND MAY ALSO EFFECT A CHANGE IN THE SHAFT DIAMETER. INCLUDES COUPLING(S) OR HAS PROCESSED END(S) TO FACILITATE THE ATTACHMENT OF A COUPLING DEVICE. MAY HAVE PROVISION FOR ELECTRICALLY INSULATING THE EXTENSION SHAFT FROM THE OTHER SHAFT.
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Manufacturer Information:
1366AS642 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
END TYPE | INTEGRAL COUPLING | LENGTH | 6.250 INCHES NOMINAL | OUTSIDE DIAMETER | 3.250 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI E4340 ANLD ASSN STD SINGLE MATERIAL RESPONSE | MATERIAL | STEEL | NOMINAL THREAD SIZE | 0.190 INCHES SCREW HOLE | SHAFT END CONFIGURATION | ROUND W/KEYWAY | SHAFT END DESIGN | FEMALE | SHAFT END DIAMETER | 1.558 INCHES MINIMUM AND 1.560 INCHES MAXIMUM | SHOULDER LENGTH | 4.190 INCHES NOMINAL | SOCKET DEPTH | 2.310 INCHES NOMINAL | SOCKET DIAMETER | 1.562 INCHES MINIMUM AND 1.564 INCHES MAXIMUM | STYLE DESIGNATOR | PLAIN SOCKET | SURFACE TREATMENT | CADMIUM | THREAD SERIES DESIGNATOR | UNF SCREW HOLE | THREAD QUANTITY PER INCH | 32 SCREW HOLE |
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