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 5996-01-413-5037
NSN 6610-00-256-8006
NSN 5915-01-433-2128
NSN 5960-01-573-6483
NSN 6645-01-194-3214
NSN 6240-01-426-5581
NSN 6650-01-555-8819
NSN 5855-00-177-3529
NSN 7035-01-656-9650
NSN 5999-01-350-7870
NSN 5975-01-023-1707
NSN 6135-00-334-4500