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 6620-00-019-8424
NSN 2925-00-440-1855
NSN 5905-01-552-3764
NSN 5950-00-529-0264
NSN 6220-01-538-5493
NSN 5990-00-112-2440
NSN 5999-00-111-2399
NSN 5998-00-195-7657
NSN 5950-00-769-5700
NSN 6135-01-604-8739
NSN 5960-00-620-5298
NSN 5975-00-186-8884