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 6620-00-010-8190
NSN 5855-01-222-1242
NSN 6130-00-431-8804
NSN 6610-00-768-4559
NSN 5975-01-581-0494
NSN 6620-00-071-3895
NSN 6645-01-595-4323
NSN 5905-00-885-2236
NSN 5985-01-597-6119
NSN 6685-01-224-7481
NSN 5998-01-403-2586
NSN 5950-00-261-8234