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 6105-01-250-3943
NSN 5920-01-272-8182
NSN 5895-01-378-8686
NSN 5999-01-516-5425
NSN 5835-01-580-0446
NSN 6135-01-529-2180
NSN 6110-01-465-2067
NSN 5975-00-468-6111
NSN 5925-01-106-4426
NSN 6620-01-459-6401
NSN 5925-00-925-3838
NSN 5905-01-650-3714