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 2925-01-013-0413
NSN 6685-01-381-9304
NSN 6220-01-519-9305
NSN 6130-00-432-6822
NSN 7035-00-205-8739
NSN 5990-01-287-9447
NSN 5895-00-597-8725
NSN 5985-01-193-7422
NSN 5985-01-430-9750
NSN 6610-01-033-2402
NSN 6150-00-392-0994
NSN 2925-00-839-6815