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 5960-01-497-4572
NSN 6135-01-236-8603
NSN 6685-01-041-4407
NSN 5996-00-807-8749
NSN 6645-00-757-5396
NSN 6685-01-169-8184
NSN 6620-01-168-8450
NSN 5945-01-423-9086
NSN 5920-01-386-5798
NSN 6145-00-909-0614
NSN 5915-01-279-0332
NSN 5910-01-516-7460