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 6130-01-072-3137
NSN 6105-01-202-6690
NSN 5920-00-554-0437
NSN 6110-01-367-2165
NSN 5855-01-018-1247
NSN 6150-00-753-3950
NSN 5930-01-163-3103
NSN 5895-01-232-3427
NSN 5950-00-280-7825
NSN 5895-00-249-1079
NSN 6620-00-411-2048
NSN 6130-01-186-4022