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 5960-00-228-0636
NSN 5975-00-004-9431
NSN 6240-01-610-6150
NSN 6110-01-260-7183
NSN 5915-01-580-0308
NSN 6320-01-170-4068
NSN 5920-01-330-8789
NSN 6220-00-789-8815
NSN 6145-01-371-0977
NSN 6645-00-479-9334
NSN 5998-00-229-7911
NSN 5855-01-525-7608