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 5975-01-508-0597
NSN 6240-01-652-7397
NSN 5998-01-476-3265
NSN 5950-01-246-0518
NSN 5998-01-160-7710
NSN 6130-01-452-9784
NSN 5945-00-203-5925
NSN 5855-01-624-2678
NSN 6685-01-511-6014
NSN 5945-01-519-0687
NSN 5975-01-155-7500
NSN 5985-01-433-2242