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 5985-00-226-6846
NSN 5835-01-303-6563
NSN 5990-01-131-2008
NSN 5990-01-142-0538
NSN 5985-01-317-4463
NSN 5960-01-224-7151
NSN 5895-01-003-2201
NSN 6145-01-477-9423
NSN 6135-01-128-5358
NSN 5925-01-380-7283
NSN 6645-01-525-5181
NSN 5960-01-378-1729