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 6240-00-087-6684
NSN 6685-00-401-2347
NSN 6620-01-401-5356
NSN 6110-01-407-5706
NSN 5910-00-705-5112
NSN 6645-00-933-2170
NSN 5950-01-476-8119
NSN 5835-00-155-1379
NSN 6240-01-535-6101
NSN 6610-01-153-7781
NSN 6645-01-022-2632
NSN 4140-01-098-8706