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National Stock Number:
4820-01-193-3425
Federal Supply Class:
4820
National Item Identification Number:
011933425
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.
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Manufacturer Information:
| 4416-3-3 | 57817 | TACTAIR FLUID CONTROLS INC PHOENIX CONTROLS DIV | | 4416-3-3 | 70236 | TACTAIR FLUID CONTROLS INC |
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Techincal Specification:
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | SEAL ACCOMMODATION TYPE | GROOVED | | SEATING SURFACE SHAPE | FLAT | | SPECIAL FEATURES | O/A LG 0.812 IN.;OD 0.812 IN.;0.140 BY 0.178 IN. O-RING GROOVE;0.625 IN. DIA UNDER SHOULDER;ID 0.468 IN.;4 HOLES EQUALLY SPACED 0.188 IN. DIA THRU;0.161 IN. ORIFICE IN BOTTOM OF SEAT |
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