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 6220-01-041-5885
NSN 4140-01-251-2469
NSN 5960-01-170-5932
NSN 5895-01-485-5676
NSN 5965-00-232-7395
NSN 6620-01-128-4462
NSN 5925-01-556-9643
NSN 6220-01-213-1127
NSN 5915-00-288-0071
NSN 5855-00-444-2298
NSN 6620-01-187-7267
NSN 6130-01-578-5880