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 5855-00-004-0904
NSN 6220-01-367-6411
NSN 6110-01-241-5785
NSN 5996-01-529-2270
NSN 6150-00-264-0735
NSN 5915-01-068-0995
NSN 4140-01-245-8866
NSN 5915-01-067-3197
NSN 5985-01-010-6079
NSN 6610-01-297-7004
NSN 6145-01-468-2586
NSN 5930-01-555-8074