|
|
|
National Stock Number:
4820-01-442-1880
Federal Supply Class:
4820
National Item Identification Number:
014421880
Description:
BALL,CHECK
Detail:
A SPHERICAL SHAPED DEVICE THAT MAY BE OF SOLID OR HOLLOW CONSTRUCTION. IT IS DESIGNED TO SEAT IN AN OPENING THEREBY PREVENTING THE PASSAGE OF FLUID. IT MAY BE USED WITH A SPRING ENABLING THE BALL TO BECOME UNSEATED AT A PREDETERMINED PRESSURE AS EXERTED BY THE FLUID FLOW AND TO BECOME RESEATED IN THE ABSENCE OF FLUID PRESSURE. FOR VALVE BALLS THAT INCLUDE PORTS SEE BALL, VALVE, PORTED.
|
Manufacturer Information:
| D-WK-492-A71 | 63705 | WALZ AND KRENZER INC | | D-WK-492-A71 PC11-9 | 63705 | WALZ AND KRENZER INC | | D-WK-492-A71 PI | 63705 | WALZ AND KRENZER INC | | D-WK-492-A71 PC11-9 | 87045 | WALZ & KRENZER INC |
|
Techincal Specification:
| MATERIAL | STEEL CORROSION RESISTING | | PRESSURE CLASS | 800.0 POUNDS PER SQUARE INCH | | SPECIAL FEATURES | COMPONENT OF SAFETY RELIEF VALVE,NSN 4820-01-298-5240 | | SPHERICAL DIAMETER | 0.500 INCHES NOMINAL | | VALVE DESIGN CONTROL ACTIVITY | 63705 |
|
|