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 5998-01-234-0519
NSN 5835-00-707-6266
NSN 6150-01-199-1436
NSN 5950-01-014-2881
NSN 6610-00-803-0722
NSN 5990-00-902-7764
NSN 5905-01-460-2699
NSN 6620-01-167-0881
NSN 5910-00-481-2084
NSN 5855-01-329-5830
NSN 6685-00-759-9801
NSN 2925-01-320-6512