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 5950-00-555-2881
NSN 5998-00-283-7348
NSN 6220-01-222-0724
NSN 5915-01-214-2317
NSN 2925-01-183-2897
NSN 6685-01-043-9943
NSN 5905-01-523-7643
NSN 6145-00-286-9588
NSN 6220-01-162-6892
NSN 6150-01-437-6288
NSN 5835-01-466-5496
NSN 6110-01-641-4781