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 5950-01-082-9602
NSN 6145-01-036-5974
NSN 6645-01-361-2829
NSN 5935-01-501-5190
NSN 5990-01-369-6915
NSN 6645-01-010-3746
NSN 6610-01-406-6696
NSN 5855-00-903-4305
NSN 6135-01-469-7574
NSN 6145-01-193-4568
NSN 5935-01-459-1254
NSN 5925-01-625-9785