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 6620-01-545-4845
NSN 6135-01-180-9611
NSN 5915-00-036-9529
NSN 6145-01-593-6497
NSN 6320-01-576-6310
NSN 5965-01-204-8505
NSN 6685-00-100-4390
NSN 6150-00-537-4333
NSN 5930-01-014-5572
NSN 5920-00-054-7048
NSN 5950-01-188-9061
NSN 7035-00-445-9657