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 7035-00-126-1899
NSN 5998-00-186-8583
NSN 5960-00-740-7285
NSN 6610-01-327-0500
NSN 6105-00-071-1752
NSN 5925-01-239-2041
NSN 5920-01-023-0040
NSN 5985-00-552-6177
NSN 5855-01-100-3272
NSN 6650-00-641-6139
NSN 5930-00-555-3007
NSN 6240-00-978-9752