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 7035-00-206-6123
NSN 5930-01-137-7835
NSN 6610-00-081-2365
NSN 4140-01-557-4429
NSN 6685-00-920-3457
NSN 6130-00-763-7923
NSN 6105-01-027-7427
NSN 6620-01-625-2855
NSN 5945-01-442-1054
NSN 6645-01-151-6013
NSN 6650-00-451-8174
NSN 5999-01-310-1450