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 2925-01-338-1687
NSN 6145-01-371-2101
NSN 5935-01-330-9354
NSN 6645-00-641-3202
NSN 5985-01-139-4667
NSN 6620-01-122-8886
NSN 6620-01-578-7561
NSN 6105-01-342-7545
NSN 6135-01-324-7718
NSN 5996-00-135-4931
NSN 5975-01-385-9331
NSN 7035-00-529-3128