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 5990-01-437-4876
NSN 6685-01-305-1524
NSN 5895-01-562-9593
NSN 5915-00-242-4292
NSN 5910-00-751-9581
NSN 5975-01-408-4599
NSN 5835-01-111-9838
NSN 5960-01-034-0408
NSN 5835-00-757-3558
NSN 5985-00-530-4835
NSN 5925-00-576-8179
NSN 6650-01-161-9097