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 5910-00-375-1583
NSN 6145-01-393-5387
NSN 5915-01-207-1594
NSN 5975-01-422-5102
NSN 5999-01-408-1912
NSN 6645-00-519-1026
NSN 5895-00-166-5146
NSN 6145-01-599-6244
NSN 5930-01-432-4164
NSN 2925-01-511-2667
NSN 5835-01-152-9483
NSN 5985-01-257-2746