Selected for quiet operation per mil-b-17931; ball bearing style: no. 131 of old fiig a04400; single bearing width: 31 millimeters nom.; afbma standard tolerance designation: abec no. 1; aligning ring: not included; seperation feature: not included
Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.
Classification: Ball bearings, nesoi
NSN 6130-01-633-9442
NSN 5935-01-229-9547
NSN 5835-01-355-0308
NSN 6610-01-160-6585
NSN 6240-01-128-3759
NSN 6110-01-545-1029
NSN 6105-01-149-5484
NSN 5975-01-377-4878
NSN 5895-00-821-9067
NSN 6645-01-361-2829
NSN 6610-00-269-4506
NSN 5920-01-614-5310