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 6650-01-627-4103
NSN 6110-01-390-4634
NSN 5905-00-592-3417
NSN 7035-00-585-2113
NSN 6110-01-136-9026
NSN 5895-01-154-0151
NSN 5990-01-548-3711
NSN 6620-00-236-5004
NSN 5945-01-085-4825
NSN 6110-01-605-4165
NSN 5950-00-104-5908
NSN 5855-01-578-8733