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 5998-00-300-2623
NSN 5950-00-922-1340
NSN 5945-00-270-4785
NSN 7035-01-432-4605
NSN 6645-01-436-4542
NSN 5985-01-086-2675
NSN 6685-00-899-4890
NSN 5855-00-925-7887
NSN 5915-01-403-2599
NSN 5998-00-473-2035
NSN 2925-01-327-3069
NSN 5975-01-235-8071