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 6150-01-059-4753
NSN 6610-01-571-8038
NSN 5855-01-467-0128
NSN 5905-00-189-9685
NSN 6645-01-079-7983
NSN 5999-01-401-5322
NSN 6320-01-643-0850
NSN 6685-01-245-7956
NSN 5985-01-436-7186
NSN 6320-01-249-3236
NSN 4140-01-313-2455
NSN 5855-00-631-4565