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 5990-01-390-2177
NSN 7035-00-096-9986
NSN 5910-01-079-8920
NSN 5925-01-545-0202
NSN 5950-01-285-9062
NSN 6105-01-142-6179
NSN 6145-01-255-9565
NSN 5990-00-752-2126
NSN 6135-01-508-6083
NSN 6645-01-603-1004
NSN 5910-01-567-6786
NSN 5996-01-131-5238