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 6145-01-391-7494
NSN 5910-01-490-4294
NSN 5945-01-139-5179
NSN 6150-01-218-5655
NSN 5925-01-565-0431
NSN 6620-01-530-7538
NSN 6145-01-040-1036
NSN 5998-01-332-4286
NSN 6135-01-563-4445
NSN 5930-00-089-9531
NSN 5855-01-634-0259
NSN 6135-01-392-8344