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 5925-01-618-7153
NSN 5945-01-593-8801
NSN 6150-01-216-7176
NSN 6645-00-116-1409
NSN 5920-01-056-4746
NSN 6685-01-418-0925
NSN 6110-00-279-8710
NSN 5985-00-952-5711
NSN 5975-01-509-2470
NSN 6685-00-172-4242
NSN 5945-00-720-2923
NSN 6240-01-649-4420