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 4140-01-445-6656
NSN 6145-00-895-6548
NSN 6110-01-029-3403
NSN 5998-00-913-7282
NSN 5905-01-650-3714
NSN 4140-00-952-0697
NSN 5945-01-343-8100
NSN 5835-00-435-6638
NSN 6150-00-209-8026
NSN 5975-01-624-9258
NSN 5910-01-119-8372
NSN 6130-00-525-9975