3740-01-141-2557 FOG GENERATOR,INSECTICIDAL Index 4820-01-141-2561 VALVE,GLOBE

National Stock Number:
4730-01-141-2559

Federal Supply Class:
4730

National Item Identification Number:
011412559

Description:
CROSS,TUBE TO BOSS

Detail:
A FITTING HAVING FOUR BRANCHES IN THE SAME PLANE WHOSE AXES FORM RIGHT ANGLES. ONE OR MORE OF THE CONNECTIONS HAVE MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES) DESIGNED TO ACCOMMODATE A TUBE OR ARE UNTHREADED AND DESIGNED TO ACCOMMODATE A TUBE. THE REMAINING CONNECTIONS ARE BOSS CONNECTIONS. THE BOSS CONNECTIONS HAVE INTERNAL OR EXTERNAL MACHINE THREADS AND ARE DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, AND THE LIKE TO FORM A SEAL AT THE BOSS. IT MAY HAVE SIDE INLET(S).


Manufacturer Information:
65664-0920778286SIKORSKY AIRCRAFT CORPORATION
65664-09207-10153061POTTAR PRECISION MFG CORP
65664-09207-10178286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
MATERIALALUMINUM ALLOY 7075 OVERALL
SURFACE TREATMENTANODIZE OVERALL
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
THREADED EXTERNAL BOSS 2ND END
THREADED EXTERNAL TUBE 3RD END
THREADED INTERNAL BOSS 4TH END
THREADED EXTERNAL TUBE 1ST END BULKHEAD
CONNECTION STYLEFLARELESS (TUBE) 1ST END
EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
FLARELESS (TUBE) 3RD END
GASKET SEAL (BOSS) 4TH END
SEAT ANGLE12.0 DEGREES 1ST END
12.0 DEGREES 3RD END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES 1ST END
0.750 INCHES 3RD END
THREAD SERIES DESIGNATORUNJ 1ST END
UNJF 2ND END
UNJ 3RD END
UNJF 4TH END
UNJ 1ST END BULKHEAD
NOMINAL THREAD SIZE1.062 INCHES 1ST END
0.562 INCHES 2ND END
1.062 INCHES 3RD END
0.500 INCHES 4TH END
1.062 INCHES 1ST END BULKHEAD
THREAD QUANTITY PER INCH12 1ST END
12 3RD END
12 1ST END BULKHEAD
THREAD CLASS3A 1ST END
3A 2ND END
3A 3RD END
3B 4TH END
3A 1ST END BULKHEAD
LEG LENGTH2.492 INCHES NOMINAL 1ST END
1.430 INCHES NOMINAL 2ND END
1.649 INCHES NOMINAL 3RD END
1.367 INCHES NOMINAL 4TH END


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