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 6145-00-768-8976
NSN 6135-01-377-5729
NSN 5975-01-391-7529
NSN 6135-00-553-7995
NSN 6685-01-401-5360
NSN 5915-01-214-9591
NSN 6110-01-253-1359
NSN 6150-00-170-8008
NSN 5990-01-218-5160
NSN 4140-01-511-0286
NSN 5925-01-150-8127
NSN 5998-00-327-0662