4 bottom guide rails below seat surface
An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 6650-01-310-7403
NSN 6220-00-635-8818
NSN 6320-01-067-0474
NSN 6130-00-451-6379
NSN 5950-01-522-3161
NSN 5950-00-141-5973
NSN 6685-00-365-5572
NSN 5855-01-261-5495
NSN 5915-00-262-4390
NSN 5950-00-840-6646
NSN 5905-01-452-0959
NSN 6650-00-871-2983