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 6645-01-285-8304
NSN 6620-01-163-3329
NSN 4140-01-352-8059
NSN 6135-01-346-0851
NSN 6685-00-279-3620
NSN 5975-01-199-9375
NSN 6105-01-388-1115
NSN 5950-01-554-0203
NSN 6320-00-284-1524
NSN 6645-01-049-6116
NSN 6320-01-125-3361
NSN 6610-01-649-5326