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 6240-01-243-4106
NSN 5975-00-240-4271
NSN 6320-01-578-6006
NSN 7035-01-479-1840
NSN 5925-01-109-1869
NSN 2925-01-440-9912
NSN 5925-01-113-0663
NSN 6105-00-621-8878
NSN 6610-01-555-8791
NSN 6110-01-533-1843
NSN 5985-01-464-4302
NSN 5925-01-463-9605