A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Classification: Check valves of materials other than copper, iron or steel
NSN 5835-01-049-3452
NSN 5990-01-442-3520
NSN 5905-00-738-6963
NSN 6645-01-399-3487
NSN 6145-01-005-4654
NSN 5950-01-602-9673
NSN 6650-00-170-5095
NSN 5999-00-205-0918
NSN 6240-01-579-3109
NSN 5915-01-285-7457
NSN 6105-01-026-8786
NSN 5996-00-253-0796