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 6610-00-126-3021
NSN 5999-01-426-3213
NSN 6685-00-339-8822
NSN 5835-00-153-4100
NSN 7035-01-421-2398
NSN 5965-01-069-5650
NSN 6135-00-191-6444
NSN 5998-00-884-9960
NSN 6150-00-468-5416
NSN 5930-01-253-7557
NSN 7035-01-143-3573
NSN 4140-00-279-3148