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 5990-00-172-9260
NSN 6685-00-349-7682
NSN 6620-01-173-3284
NSN 5935-01-443-2996
NSN 4140-01-399-4352
NSN 5925-01-487-2292
NSN 6105-01-355-5557
NSN 6610-01-170-2905
NSN 6620-01-057-2580
NSN 5935-00-982-4214
NSN 4140-01-253-5697
NSN 6620-01-300-4523