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 6240-01-604-9172
NSN 5930-01-458-7836
NSN 5920-00-971-6795
NSN 7035-01-351-4111
NSN 5905-01-442-8992
NSN 6685-01-386-3110
NSN 5998-01-260-9956
NSN 6220-01-645-9012
NSN 5835-00-703-3601
NSN 6145-00-927-8830
NSN 5965-01-617-2243
NSN 6240-01-602-0625