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 5975-00-545-0507
NSN 5998-01-225-6526
NSN 5945-00-219-6129
NSN 5960-01-328-8248
NSN 5925-01-080-5755
NSN 6645-00-498-6869
NSN 7035-01-604-6034
NSN 5996-00-988-3887
NSN 7035-00-803-3056
NSN 5996-01-021-0521
NSN 5985-01-543-0187
NSN 6610-01-060-6165