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National Stock Number:
4820-01-628-5677
Federal Supply Class:
4820
National Item Identification Number:
016285677
Description:
VALVE,CHECK
Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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Manufacturer Information:
| 4001-6 | 34163 | AEROSPACE SYSTEMS AND COMPONENTS, INC. | | 8SC0102-003 | 71867 | DE HAVILLAND AIRCRAFT OF CANADA LIMITED |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 3.740 INCHES FIRST END | | BOLT HOLE NOMINAL DIAMETER | 0.199 INCHES FIRST END | | BOLT HOLE QUANTITY | 8 FIRST END | | CONNECTION STYLE | PLAIN (TUBE) FIRST END | | CONNECTION TYPE | FLANGE FIRST END | | DISK LOADING METHOD | SPRING | | FLANGE FACE DESIGN | PLAIN FIRST END | | FLANGE SHAPE | ROUND WITH HOLES FIRST END | | FLOW CONTROL DEVICE | DISK | | PART NAME ASSIGNED BY CONTROLLING AGENCY | CHECK VALVE, 3-INCH IN-LINE, SINGLE FLANGE MOUNT, AIR SYSTEM | | MATERIAL | ALUMINUM ALLOY BODY | | MAXIMUM OPERATING TEMP | 160.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE | | MINIMUM OPERATING TEMP | -65.0 FAHRENHEIT | | MOUNTING FACILITY | WAFER | | NOMINAL OUTSIDE DIAMETER | 4.31 INCHES FIRST END | | NOMINAL PIPE SIZE ACCOMMODATED | 3.0 INCHES FIRST END | | OPERATING PRESSURE | 8.3 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 3.0 INCHES | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
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