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 2925-01-477-3787
NSN 6150-01-411-5624
NSN 5985-01-085-6288
NSN 6620-00-247-7427
NSN 5895-00-278-5194
NSN 5895-01-511-3531
NSN 5835-00-244-4956
NSN 5915-01-080-4517
NSN 5999-01-327-7890
NSN 6105-01-438-9750
NSN 2925-01-318-8853
NSN 6620-00-079-0311