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 5925-00-815-8646
NSN 5996-01-307-2756
NSN 6145-01-200-7075
NSN 5855-01-492-6913
NSN 6240-01-425-5655
NSN 6150-01-322-4280
NSN 5985-01-212-2426
NSN 5996-01-313-7963
NSN 6685-00-514-6364
NSN 5975-00-879-5755
NSN 5960-01-201-5804
NSN 5835-01-045-6371