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 5925-01-361-1775
NSN 6105-01-020-7266
NSN 6110-00-933-9588
NSN 5965-00-146-8588
NSN 6220-01-100-5093
NSN 5935-01-557-5599
NSN 6320-01-295-9992
NSN 7035-01-153-1767
NSN 5975-01-279-1720
NSN 4140-00-953-2004
NSN 5950-01-215-1500
NSN 6130-01-627-3946