8310-01-033-0584 THREAD Index 5985-01-033-0586 ATTENUATOR,FIXED

National Stock Number:
4820-01-033-0585

Federal Supply Class:
4820

National Item Identification Number:
010330585

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:
6041273760ITT AEROSPACE CONTROLS LLC
60412B4U537P S MANUFACTURING INC
60412B73760ITT AEROSPACE CONTROLS LLC


Techincal Specification:
BODY INSIDE DIAMETER0.092 INCHES NOMINAL
FLANGE DIAMETER0.305 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,ALLOY2024,@T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY OVERALL
NOMINAL THREAD SIZE0.250 INCHES SINGLE THREADED PORTION
SEAT ANGLE IN DEG45.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
UNDER FLANGE HEIGHT0.222 INCHES MINIMUM AND 0.228 INCHES MAXIMUM
STYLE DESIGNATORTHREADED FLANGED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD CLASS3A SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
THREAD QUANTITY PER INCH40 SINGLE THREADED PORTION


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