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 6650-01-428-2251
NSN 5998-01-381-8143
NSN 5835-00-172-8292
NSN 6240-01-320-9781
NSN 5910-01-287-2267
NSN 6130-01-106-3649
NSN 5996-00-700-2682
NSN 5925-00-800-9894
NSN 5910-01-357-3390
NSN 2925-00-275-1807
NSN 5905-00-951-7000
NSN 6685-01-511-0052