Item must comply with requirements of defense supply center columbus production standard no. Lo1156
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 5950-01-440-5048
NSN 6105-01-045-7236
NSN 5910-00-056-7914
NSN 5985-01-600-8074
NSN 5945-00-726-0451
NSN 5915-01-109-1315
NSN 6645-00-726-9828
NSN 5990-01-254-2936
NSN 5950-00-884-3568
NSN 5960-01-118-3394
NSN 5910-00-357-4892
NSN 4140-01-210-5248