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 6130-01-100-3285
NSN 7035-01-205-1478
NSN 4140-01-643-1434
NSN 5910-01-039-7191
NSN 2925-01-463-8856
NSN 5910-00-879-9830
NSN 6110-00-193-0450
NSN 5945-00-391-8546
NSN 6610-00-963-9435
NSN 5915-00-285-2213
NSN 7035-01-416-5910
NSN 5985-01-605-2470