4820-01-195-2664 VALVE,GLOBE Index 4820-01-195-2666 PARTS KIT,BALL VALVE

National Stock Number:
4820-01-195-2665

Federal Supply Class:
4820

National Item Identification Number:
011952665

Description:
SEAT,VALVE

Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.


Manufacturer Information:
20174 PIECE 501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
A7454.002.12801343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY


Techincal Specification:
BODY INSIDE DIAMETER2.500 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATIONZZZY
OVERALL HEIGHT2.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY OVERALL
NOMINAL THREAD SIZE3.250 INCHES SINGLE THREADED PORTION
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SEAT ANGLE IN DEG45.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORPLAIN THREADED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH2.375 INCHES NOMINAL SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION


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