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 4140-01-554-0886
NSN 5985-01-152-9027
NSN 6685-01-152-2846
NSN 5960-00-579-0298
NSN 6145-00-974-6343
NSN 6145-01-645-2924
NSN 5925-00-205-2767
NSN 5990-00-369-5212
NSN 6130-00-881-2049
NSN 5835-00-233-6327
NSN 6685-00-127-0934
NSN 5990-00-936-3947