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 5935-00-291-4910
NSN 5920-00-574-7510
NSN 6145-01-439-5035
NSN 5925-01-396-4923
NSN 5935-00-252-8018
NSN 5935-01-465-4751
NSN 4140-00-024-5555
NSN 6685-00-216-6676
NSN 6130-01-067-4734
NSN 5855-01-318-5175
NSN 5895-01-427-9856
NSN 6650-01-284-6536