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 6240-00-325-2156
NSN 2925-01-074-9102
NSN 6135-01-195-5343
NSN 6685-00-451-6941
NSN 6130-01-174-4208
NSN 5895-01-501-4402
NSN 5925-00-399-1120
NSN 5930-01-429-6232
NSN 6145-01-547-3186
NSN 6135-01-556-3352
NSN 6645-01-240-5499
NSN 7035-00-631-3782