75 durometer, as568-280
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 6105-01-221-7685
NSN 5950-01-554-2644
NSN 5895-00-776-6079
NSN 5925-00-061-4619
NSN 5945-01-095-4222
NSN 6240-01-062-1684
NSN 5975-01-418-1858
NSN 5925-00-275-7599
NSN 6645-00-171-9639
NSN 5998-01-455-8748
NSN 5835-00-233-6327
NSN 5855-01-165-6361