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 6620-01-568-7140
NSN 6130-01-250-5144
NSN 5855-00-631-4565
NSN 6220-01-425-9578
NSN 6620-01-221-1942
NSN 7035-01-207-2676
NSN 6620-00-900-3986
NSN 6685-00-085-4969
NSN 5895-01-265-1095
NSN 5975-01-144-5624
NSN 5996-01-329-5451
NSN 5925-01-272-0894