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National Stock Number:
4730-01-040-5899
Federal Supply Class:
4730
National Item Identification Number:
010405899
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:
| 68A581258-1001 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| BOLT HOLE NOMINAL DIAMETER | 0.281 INCHES FIRST END | | BOLT HOLE QUANTITY | 4 FIRST END | | FLANGE FACE DESIGN | PLAIN FIRST END | | FLOW ANGLE | 13.5 DEGREES | | LEG LENGTH | 1.390 INCHES NOMINAL SECOND END | | LEG LENGTH | 1.470 INCHES NOMINAL FIRST END | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE FLANGE | | MATERIAL | ALUMINUM ALLOY 6061 FLANGE | | NOMINAL THICKNESS | 0.156 INCHES FIRST END | | SURFACE TREATMENT | ANODIZE FLANGE |
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