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 6135-01-176-2206
NSN 6145-01-396-4806
NSN 5935-01-521-7219
NSN 5835-01-529-3050
NSN 5950-01-180-9975
NSN 6320-00-139-1090
NSN 5998-01-641-7913
NSN 5975-01-327-1986
NSN 5930-01-429-7480
NSN 5950-01-204-9492
NSN 5920-01-562-0236
NSN 5905-01-551-1288