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 5855-01-455-4910
NSN 5935-01-264-2919
NSN 6145-01-320-7264
NSN 5990-00-617-1422
NSN 5975-01-128-3023
NSN 6130-01-090-6641
NSN 6220-01-466-0877
NSN 5925-00-525-4037
NSN 5920-01-622-3548
NSN 5910-00-189-5712
NSN 6145-01-362-5508
NSN 6645-01-469-2458