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 5990-01-143-2518
NSN 6150-01-558-6913
NSN 5925-01-177-9077
NSN 6110-01-528-7878
NSN 5855-01-325-9507
NSN 5975-00-170-3623
NSN 5895-01-174-0850
NSN 5910-01-532-1889
NSN 5925-00-840-7058
NSN 5950-00-492-2786
NSN 5945-00-169-5622
NSN 5930-00-356-2402