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 2925-00-707-6770
NSN 6645-00-050-3738
NSN 6685-00-557-0760
NSN 6645-01-268-0544
NSN 4140-01-420-6508
NSN 5960-01-224-7151
NSN 5835-01-208-1939
NSN 5965-00-222-7394
NSN 6220-01-312-0370
NSN 5950-01-016-5169
NSN
NSN 6145-00-155-5297