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National Stock Number:
4820-00-456-8576
Federal Supply Class:
4820
National Item Identification Number:
004568576
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:
| 311904-3 | 59364 | HONEYWELL INTERNATIONAL INC. | | 311904-3 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 0.264 INCHES MINIMUM AND 0.269 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.035 INCHES MINIMUM AND 0.040 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | SEAT ANGLE IN DEG | 29.500 MINIMUM AND 30.500 MAXIMUM | | SEATING SURFACE SHAPE | ANGULAR | | SPECIAL FEATURES | OD BODY CORNER CHAMFERED | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.100 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
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