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 6145-01-010-0612
NSN 5935-01-033-5993
NSN 5990-01-525-2250
NSN 5990-01-307-4489
NSN 5990-01-311-3710
NSN 6610-00-198-6870
NSN 6220-01-593-7209
NSN 5985-01-360-1429
NSN 6620-01-374-2628
NSN 5975-00-596-4716
NSN 5925-00-781-4535
NSN 5950-01-416-6707