Weapons system essential
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 6620-01-378-5579
NSN 6150-01-561-3466
NSN 7035-01-528-7870
NSN 6130-01-448-2987
NSN 5990-00-980-7808
NSN 6145-01-399-8414
NSN 5960-00-256-9989
NSN 5965-01-464-5081
NSN
NSN 6145-00-111-7567
NSN 6685-00-519-4009
NSN 5855-01-615-3566