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 6110-01-620-7774
NSN 2925-01-574-4413
NSN 6320-01-170-4068
NSN 6150-01-323-8245
NSN 5975-01-391-4523
NSN 5905-01-390-2658
NSN 5930-01-186-0184
NSN 7035-01-145-5059
NSN 5985-01-555-7120
NSN 6135-01-154-3526
NSN 6145-01-206-9957
NSN 6650-00-614-1711