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 6685-01-573-6164
NSN 5855-01-180-5369
NSN 6320-01-652-3806
NSN 5915-01-185-6989
NSN 5925-01-051-9654
NSN 5998-01-135-6474
NSN 2925-01-106-3552
NSN 5855-01-485-4327
NSN 5905-01-184-7187
NSN 5930-00-491-5560
NSN 5975-01-300-7760
NSN 6105-00-331-4463