Cylindrical Roller Bearing

Model / MPN: 553221 REV C | NSN: 3110-01-193-2474

A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes bearing, roller, airframe.

Product Details

NATO Stock Number

3110-01-193-2474

Sold in multiples of

1 EA

DEMIL

Bore Diameter

Between 2.7500 inches and 2.7600 inches

Overall Outside Diameter

Between 3.2770 inches and 3.2830 inches

End Application

B-1b acft

Outer Ring Width

Between 0.9150 inches and 0.9250 inches

Surface Finish

Ground

Retainer Fabrication Method

Machined

Bore Shape

Straight

Locating Feature

Nonlocating

Material

Steel comp 4340 separator

Material

Steel comp e52100 outer ring

Material

Steel comp e52100 roller

Style Designator

264a single row, two lip outer ring, no inner ring, roller retainment rings, non-separable

55322 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

553221 REV C Cross Reference

386356-1 REV C
3860356-1
553221