A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5945-01-334-6016
NSN 6145-01-434-9123
NSN 6150-01-273-3851
NSN 6135-01-430-3119
NSN 6650-01-426-4253
NSN 6150-00-764-5809
NSN 6240-01-004-7042
NSN 6320-01-450-7083
NSN 6320-01-029-4220
NSN 5985-00-231-3759
NSN 5925-01-166-4051
NSN 6320-01-607-1491