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 5920-00-151-4039
NSN 5855-01-110-9564
NSN 6685-01-553-5459
NSN 5998-01-525-4576
NSN 5998-01-046-8391
NSN 5990-01-378-7349
NSN 5855-01-441-1392
NSN 6650-01-100-3185
NSN 7035-00-465-3298
NSN 5985-01-222-1690
NSN 7035-01-441-9509
NSN 6650-01-495-1269