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 6150-00-931-5481
NSN 2925-00-816-8765
NSN 6610-01-127-0724
NSN 6240-00-674-8344
NSN 5975-01-222-0594
NSN 5855-01-109-6433
NSN 5990-01-074-6549
NSN 5950-01-103-0491
NSN 5960-01-142-1995
NSN 6685-01-513-9053
NSN 5996-00-404-7813
NSN 2925-01-139-5144