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 6220-01-442-3931
NSN 7035-00-171-0804
NSN 7035-01-576-9455
NSN 6610-01-324-7017
NSN 5925-01-236-6722
NSN 6610-01-591-4374
NSN 5950-01-054-0769
NSN 6145-01-211-3607
NSN 6145-00-825-6924
NSN 5925-01-377-5890
NSN 5999-01-552-0182
NSN 5930-01-634-0659