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 5895-01-604-4035
NSN 4140-01-250-2600
NSN 6610-00-492-1508
NSN 6105-00-473-2314
NSN 6145-00-968-6603
NSN 5915-00-096-7330
NSN 5950-00-764-3568
NSN 6240-00-269-3346
NSN 6685-01-617-2815
NSN 6135-01-361-9297
NSN 5975-01-325-1753
NSN 6135-01-420-5907