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 5985-01-208-5481
NSN 6145-01-545-8472
NSN 5910-00-761-0573
NSN 5985-00-053-5568
NSN 2925-01-093-5479
NSN 2925-01-143-0092
NSN 5915-01-631-7940
NSN 5996-00-661-1151
NSN 5935-00-912-1989
NSN 5925-01-612-1007
NSN 6105-01-659-6525
NSN 6650-01-505-6947