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 2925-01-148-5810
NSN 6135-00-255-1340
NSN 6650-00-724-8258
NSN 5930-01-479-1315
NSN 5935-01-400-5949
NSN 6145-01-192-5227
NSN 6685-01-144-4384
NSN 4140-01-530-0373
NSN 7035-01-007-7181
NSN 5935-01-201-9570
NSN 6135-00-985-7887
NSN 5935-00-564-3556