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 5925-01-144-4556
NSN 2925-01-144-7106
NSN 5855-00-149-0766
NSN 5990-01-605-4769
NSN 5999-01-181-6689
NSN 5960-01-231-9119
NSN 5930-01-268-5289
NSN 6685-00-004-1033
NSN 6135-01-276-5402
NSN 5975-01-305-6404
NSN 6620-00-330-3728
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