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National Stock Number:
4820-00-388-1307
Federal Supply Class:
4820
National Item Identification Number:
003881307
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:
| 19F706-10 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 3H489-1 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 3H489PC1 | 79500 | WESTINGHOUSE ELECTRIC CORP | | M19F706PC10 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 3H489-1 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 4.969 INCHES NOMINAL | | FLANGE DIAMETER | 5.485 INCHES MINIMUM AND 5.490 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 2.000 INCHES NOMINAL | | SEATING SURFACE SHAPE | RADIAL | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 5.250 INCHES NOMINAL |
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