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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 2925-00-159-9003
NSN 5910-01-515-8804
NSN 4140-01-010-0615
NSN 5905-01-255-8820
NSN 5965-01-270-6832
NSN 5950-00-122-1747
NSN 6135-01-508-3784
NSN 6685-01-042-4245
NSN 6240-01-407-8408
NSN 4140-00-087-1877
NSN 6610-01-004-2906
NSN 5990-01-243-4233