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 6610-01-153-8625
NSN 2925-01-244-3016
NSN 6320-00-500-1545
NSN 7035-01-138-3698
NSN 6145-01-272-0731
NSN 6320-00-977-3930
NSN 5990-00-062-9483
NSN 6620-00-527-9280
NSN 7035-01-245-7973
NSN 5965-01-435-1894
NSN 6645-01-462-3754
NSN 5996-01-102-6646