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 5990-01-421-5342
NSN 5998-01-093-6703
NSN 5985-00-218-1356
NSN 5975-01-162-0612
NSN 5990-01-605-4769
NSN 5960-00-244-5747
NSN 6110-01-188-8017
NSN 6240-01-026-1376
NSN 5996-01-623-8237
NSN 5895-01-010-3102
NSN 6610-00-134-5625
NSN 6135-01-036-3495