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 5915-00-710-5772
NSN 6685-01-275-5340
NSN 6610-01-485-3074
NSN 5950-01-613-2547
NSN 7035-00-896-3213
NSN 5920-00-201-4135
NSN 6240-01-304-4741
NSN 5895-01-161-5333
NSN 6130-01-292-1646
NSN 6645-01-030-5288
NSN 5835-00-247-0161
NSN 6150-01-220-4360