4730-01-201-0825 RESTRICTOR,FLUID FLOW Index 5340-01-201-0827 CAP,PROTECTIVE,DUST AND MOISTURE

National Stock Number:
4730-01-201-0826

Federal Supply Class:
4730

National Item Identification Number:
012010826

Description:
TEE,TUBE

Detail:
A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. 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. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.


Manufacturer Information:
SS4978286SIKORSKY AIRCRAFT CORPORATION
SS49PA804D4-25Y78286SIKORSKY AIRCRAFT CORPORATION
SS49PA804D4-25Y8F781STEVENS MANUFACTURING CO., INC.


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEFLARED (TUBE) ALL ENDS
FURNISHED ITEMS AND QUANTITY1 RESTRICTOR
LEG LENGTH1.578 INCHES NOMINAL FIRST END
LEG LENGTH0.891 INCHES NOMINAL SECOND END
LEG LENGTH0.953 INCHES NOMINAL THIRD END
MATERIALALUMINUM ALLOY OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS
NOMINAL THREAD SIZE0.437 INCHES ALL ENDS
NOMINAL THREAD SIZE0.437 INCHES FIRST END BULKHEAD
REDUCED PASSAGE NOMINAL INSIDE DIAMETER0.010 INCHES FIRST END
SEAT ANGLE37.0 DEGREES ALL ENDS
SPECIAL FEATURESCOLOR YELLOW; PRESSED IN FIT RESTRICTOR 0.220 IN. DIA,0.250 IN. LG; CHAMFERED ONE END 45 DEG
THREAD CLASS3A ALL ENDS
THREAD CLASS3A FIRST END BULKHEAD
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD


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