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 5945-00-816-7274
NSN 5960-00-783-6027
NSN 5855-01-210-3002
NSN 7035-01-343-6010
NSN 5975-01-153-1927
NSN 5998-01-132-6043
NSN 6110-01-586-3479
NSN 5930-01-345-5927
NSN 5910-01-320-9168
NSN 2925-00-060-8292
NSN 5915-01-234-9982
NSN 6320-01-006-6138