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 6220-01-211-7561
NSN 6135-01-442-7275
NSN 5915-00-470-8882
NSN 5999-00-226-5657
NSN 5985-01-579-5006
NSN 6135-01-056-4609
NSN 5945-01-441-9370
NSN 5905-01-525-8685
NSN 5945-01-087-0837
NSN 6135-00-801-0587
NSN 5935-00-387-0952
NSN 2925-01-624-5647