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.
NSN 6220-01-315-9299
NSN 6240-00-400-7980
NSN 6130-00-227-7798
NSN 6240-01-224-6941
NSN 6130-01-531-5672
NSN 6145-01-364-0346
NSN 5975-01-570-7354
NSN 2925-01-197-7864
NSN 7035-01-479-1840
NSN 5990-01-142-0538
NSN 6135-00-078-9931
NSN 5975-01-440-9080