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 6220-01-431-7319
NSN 5910-01-416-2535
NSN 5998-00-558-2672
NSN 6135-00-262-6807
NSN 6220-01-510-2507
NSN 6645-00-901-2791
NSN 6150-01-457-4032
NSN 5915-01-154-3830
NSN 5990-00-351-5479
NSN 5975-01-095-4697
NSN 5998-01-255-4481
NSN 5925-01-036-8617