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 6105-01-432-6472
NSN 6645-00-025-4771
NSN 5950-00-476-9678
NSN 5910-01-106-4488
NSN 5975-01-160-5183
NSN 5990-01-584-8363
NSN 5855-01-263-6704
NSN 5975-00-733-5988
NSN 5855-01-465-6872
NSN 6220-01-391-9531
NSN 6240-00-013-4764
NSN 5925-00-791-9759