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 6240-01-053-0666
NSN 6645-00-432-3420
NSN 6320-01-527-0211
NSN 5965-00-241-6424
NSN 6320-00-994-0179
NSN 6685-00-985-1397
NSN 5935-01-391-8400
NSN 5985-00-156-5581
NSN 5999-01-247-6536
NSN 5855-00-832-9341
NSN 6135-01-327-2092
NSN 5945-01-153-0268