Goes on p/n 5775500 (flush) control valve assembly
NSN 6150-01-237-2186
NSN 5855-01-548-1763
NSN 5920-00-541-1119
NSN 6685-01-573-5473
NSN 5945-00-477-9315
NSN 6135-01-380-4396
NSN 5935-01-197-3115
NSN 5920-01-232-1453
NSN 6610-00-075-8147
NSN 6620-01-517-0014
NSN 5910-01-159-7590
NSN 6130-01-658-6077