O-ring has notches 0.1 mm width
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 6610-01-381-3181
NSN 5998-01-023-8080
NSN 5925-01-502-9177
NSN 6620-01-019-3955
NSN 6220-00-099-9192
NSN 6645-00-557-0322
NSN 5935-01-399-0618
NSN 5935-01-470-3104
NSN 5950-01-610-2556
NSN 5895-01-483-1525
NSN 6240-01-461-3129
NSN 2925-01-039-6856