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 6145-00-269-4271
NSN 6685-01-659-6927
NSN 5990-01-525-2250
NSN 4140-01-299-2500
NSN 6320-01-267-7990
NSN 6610-01-633-8931
NSN 5925-00-477-9644
NSN 5965-00-049-7649
NSN 5975-01-375-5345
NSN 2925-01-607-4340
NSN 6240-01-400-4212
NSN 5930-01-137-0683