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 6240-01-227-4178
NSN 2925-01-345-7433
NSN 5975-01-113-2448
NSN 6135-00-801-0587
NSN 5950-00-221-0848
NSN 6320-01-453-5152
NSN 5915-00-007-0867
NSN 5998-00-209-3731
NSN 5965-01-076-0071
NSN 6130-01-365-6751
NSN 5985-00-581-0513
NSN 6685-00-813-9653