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 2925-01-645-2948
NSN 5975-01-525-6413
NSN 6130-01-514-0581
NSN 5996-01-080-4586
NSN 6110-01-549-9029
NSN 5996-01-312-8497
NSN 6240-01-257-9004
NSN 6240-01-516-6243
NSN 6685-01-158-9427
NSN 6685-01-344-1379
NSN 5925-00-969-1450
NSN 5999-01-360-6040