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National Stock Number:
4820-01-178-7022
Federal Supply Class:
4820
National Item Identification Number:
011787022
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:
| 101-8061QA | 03670 | TYCO FIRE PRODUCTS LP | | 101-8061QA | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | V-4092 PIECE 4QA | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 4.000 INCHES NOMINAL | | BODY STEPPED INSIDE DIAMETER | 3.000 INCHES NOMINAL FIRST STEP | | BODY STEPPED INSIDE DIAMETER | 3.700 INCHES NOMINAL SECOND STEP | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | OVERALL HEIGHT | 0.375 INCHES NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | STYLE DESIGNATOR | PLAIN |
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