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 5905-01-272-9789
NSN 6220-01-265-8650
NSN 5945-00-189-0650
NSN 5996-01-354-6483
NSN 5920-01-123-9854
NSN 5855-00-832-9341
NSN 6685-00-418-5960
NSN 5999-01-625-3725
NSN 6220-00-548-0348
NSN 5960-00-435-1226
NSN 5960-00-579-0298
NSN 5935-01-291-4250