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National Stock Number:
4820-00-128-1191
Federal Supply Class:
4820
National Item Identification Number:
001281191
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:
| 2682078 | 3H889 | PARKER-HANNIFIN CORPORATION | | 2682078 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.557 INCHES MINIMUM AND | | 0.561 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.375 INCHES MINIMUM AND | | 0.385 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 0.308 INCHES MINIMUM AND | | 0.310 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.072 INCHES MINIMUM AND | | 0.078 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 0.355 INCHES MINIMUM AND | | 0.365 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 66,AISI 304/SAE 30304 FED STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ES-F59-2,PARKER HANNIFIN CORP MFR REF ALL TREATMENT RESPONSES OVERALL | | SEATING SURFACE SHAPE | FLAT | | SEAT RADIUS | 0.030 INCHES NOMINAL |
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