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National Stock Number:
4820-00-898-8627
Federal Supply Class:
4820
National Item Identification Number:
008988627
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:
| 418829 | 01137 | CECILWARE CORPORATION | | 418829 | 02154 | ROYSON ENGINEERING COMPANY | | 418829 | 04049 | ARROW PNEUMATICS INC | | 418829 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FLANGE DIAMETER | 2.494 INCHES MINIMUM AND | | 2.496 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 1.230 INCHES MINIMUM AND | | 1.234 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.330 INCHES MINIMUM AND | | 0.340 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 1.290 INCHES MINIMUM AND | | 1.350 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | HARDNESS RATING | 35.000 ROCKWELL C MINIMUM AND | | 40.000 ROCKWELL C MAXIMUM OVERALL | | SEATING SURFACE SHAPE | FLAT | | FSC APPLICATION DATA | OIL FILTER VALVE,ACFT ENGINE | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 418829 |
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