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 5990-00-027-7508
NSN 5999-01-245-7378
NSN 6320-01-170-4068
NSN 5996-01-212-9866
NSN 2925-00-041-0439
NSN 6145-01-505-0059
NSN 5985-01-136-5426
NSN 5950-01-647-7805
NSN 6240-01-279-3614
NSN 5990-01-538-6115
NSN 6105-00-140-1689
NSN 5925-00-239-2135