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 4140-01-529-4722
NSN 5975-01-270-4646
NSN 5855-01-115-9014
NSN 6145-01-172-5630
NSN 6130-01-428-1313
NSN 6685-01-415-8533
NSN 6645-00-372-2618
NSN 5975-01-111-9988
NSN 6105-01-447-2056
NSN 6145-00-060-2818
NSN 5895-00-028-6711
NSN 6135-01-506-4791