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 6650-01-290-4001
NSN 5925-01-394-6058
NSN 6145-00-158-8704
NSN 5950-01-245-0008
NSN 7035-00-797-2635
NSN 6645-01-023-8724
NSN 5855-00-487-9691
NSN 5925-01-252-7875
NSN 6320-01-643-0850
NSN 5910-00-772-7633
NSN 5925-01-096-5892
NSN 5855-00-411-8688