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 6240-01-484-1950
NSN 2925-01-564-8043
NSN 5920-01-471-2385
NSN 5960-00-275-0910
NSN 6320-01-281-6028
NSN 5985-00-826-8450
NSN 7035-01-573-3851
NSN 5996-01-648-6675
NSN 6645-01-259-7142
NSN 5975-01-439-7203
NSN 4140-01-511-7688
NSN 4140-01-349-3218