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 5925-01-602-7521
NSN 5965-01-546-0164
NSN 4140-01-604-6259
NSN 5855-01-100-3272
NSN 5950-00-407-2058
NSN 6145-00-686-1195
NSN 6620-01-484-2767
NSN 5925-01-523-9056
NSN 6110-01-266-6736
NSN 5996-01-114-0814
NSN 5985-01-173-5975
NSN 6220-01-076-4260