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 6145-01-377-5130
NSN 4140-00-147-8971
NSN 6685-01-421-3374
NSN 6110-01-080-6198
NSN 5925-00-280-2273
NSN 6110-01-164-4033
NSN 6610-01-033-2402
NSN 5950-01-583-8433
NSN 5895-01-043-7646
NSN 5925-01-185-0031
NSN 6645-00-515-6148
NSN 6240-01-349-6320