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 6620-01-145-1278
NSN 6130-00-153-3136
NSN 5930-01-304-1727
NSN 5960-01-515-4791
NSN 5975-01-014-0723
NSN 5915-00-823-4742
NSN 5905-00-995-7953
NSN 6135-00-299-6918
NSN 5945-00-102-9508
NSN 6610-01-027-0087
NSN 6685-01-123-1873
NSN 6135-01-507-4346