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National Stock Number:
4730-01-443-6099
Federal Supply Class:
4730
National Item Identification Number:
014436099
Description:
ELBOW,FLANGE TO BOSS
Detail:
A FITTING THAT FORMS AN ANGLE OF LESS THAN 180 DEGREES (3.141 RADIANS) FROM THE STRAIGHT FLOW. IT HAS A FLANGE CONNECTION ON ONE END DESIGNED TO CONNECT WITH ANOTHER FLANGE CONNECTION, OR A COMPRESSION TYPE MOUNTING PAD. THE OTHER END HAS EXTERNAL AND/OR INTERNAL MACHINE THREADS (STRAIGHT THREADS OTHER THAN PIPE OR HOSE SERIES), AND IS DESIGNED TO FACILITATE A GASKET, PREFORMED PACKING, WASHER, OR THE LIKE, TO FORM A SEAL AT THE BOSS. IT MAY HAVE SIDE AND/OR HEEL INLET(S).
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Manufacturer Information:
| 68A552422 | 76301 | THE BOEING COMPANY | | 68A552422-2001 | 76301 | THE BOEING COMPANY | | 68A552422-2003 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 7075 OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | CONNECTION TYPE | FLANGE 1ST END | | THREADED INTERNAL BOSS 2ND END | | CONNECTION STYLE | GASKET SEAL (BOSS) 2ND END | | FLANGE SHAPE | RECTANGULAR WITH HOLES 1ST END | | NOMINAL THICKNESS | 0.160 INCHES 1ST END | | NOMINAL LENGTH | 3.720 INCHES 1ST END | | NOMINAL WIDTH | 3.720 INCHES 1ST END | | BOLT HOLE QUANTITY | 4 1ST END | | BOLT HOLE NOMINAL DIAMETER | 0.280 INCHES 1ST END | | CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH | 4.000 INCHES 1ST END | | CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH | 4.000 INCHES 1ST END | | FLANGE FACE DESIGN | RECESSED STRAIGHT 1ST END | | RECESS NOMINAL DIAMETER | 2.507 INCHES 1ST END | | RECESS NOMINAL DEPTH | 0.120 INCHES 1ST END | | THREAD SERIES DESIGNATOR | UNJ 2ND END | | NOMINAL THREAD SIZE | 1.312 INCHES 2ND END | | THREAD QUANTITY PER INCH | 12 2ND END | | THREAD CLASS | 3B 2ND END | | LEG LENGTH | 2.060 INCHES NOMINAL 1ST END | | 1.299 INCHES NOMINAL 2ND END | | FLOW ANGLE | 60.0 DEGREES | | SPECIAL FEATURES | HEEL FLANGE RECTAGULAR WITH HOLES NOMINAL THICKNESS 0.160 IN.; NOMINAL LENGTH AND WIDTH 3.150 IN.; BOLT HOLE QTY-4; BOLT HOLE NOMINAL DIAM. 0.280 IN,; QTY 1 BOLT HOLE 0.156 IN; BOLT CIRCLE DIAM. 3.380 IN.; CENTER TO CENTER BETWEEN BOLT HOLES ALONG WIDTH AND LENGTH 3.380 IN.; PLAIN FACE FLANGE; MCDONNELL DOUGLAS TRANSFER, FLANGED-TRANSFER, AFT SUMP, CFT |
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