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 6320-01-230-8444
NSN 6105-01-548-8436
NSN 4140-00-580-8508
NSN 6320-00-925-0558
NSN 5920-01-176-5426
NSN 5910-01-579-6633
NSN 5925-01-185-5436
NSN 5855-01-656-6808
NSN 6135-01-184-0727
NSN 5930-01-039-8398
NSN 5950-01-077-5706
NSN 5975-00-707-6245