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 5895-01-246-9079
NSN 4140-00-783-7754
NSN 5990-01-598-3251
NSN 6145-00-199-8066
NSN 5975-00-212-7754
NSN 5895-00-472-9829
NSN 5996-01-372-8174
NSN 5945-01-160-7894
NSN 6150-01-068-0557
NSN 5950-01-281-8476
NSN 5950-01-254-6685
NSN 5910-01-535-1028