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 4140-01-109-3377
NSN 6610-01-425-1523
NSN 6110-01-617-9059
NSN 2925-01-285-0919
NSN 6240-00-793-1807
NSN 5960-01-499-3544
NSN 6620-01-500-6184
NSN 5935-01-093-1397
NSN 5975-00-909-5174
NSN 6145-01-023-7719
NSN 5895-00-019-6316
NSN 5950-01-129-1374