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 5990-01-108-0436
NSN 6685-00-286-8481
NSN 5990-01-103-2982
NSN 6135-01-365-2707
NSN 5915-01-574-7969
NSN 5905-01-055-5582
NSN 5925-01-529-5043
NSN 6110-01-364-7168
NSN 5930-01-581-0068
NSN 5935-00-050-2739
NSN 7035-01-158-7673
NSN 4140-00-279-3148