New Inventory Daily | Same Day Free Shipping

13k+ reviews

McGillMI-64Needle Bearing Inner Ring — 4 in Bore, 4.9985 in OD, 2.26 in Width, Precision Ground, Lube Hole

Condition: New

Availability:

1 in stock

Needle bearing inner ring, 4 in bore x 4.9985 in OD x 2.26 in wide, precision ground, lube hole and groove. Mates McGill MR 80 CAGEROL and GR 80 GUIDEROL.

Same day shipment

List Price

$48.76

1 in stock

Prefer eBay? Buy this item on our store (opens in a new tab)

Small green outline icon of a shipping box with a clock, indicating delivery time
Availability

1 in stock

On the Shelf & Ready to Ship

Green shield badge reading "Same-Day Shipping" with box and delivery truck icons
Free Shipping

On all orders

Green shield icon with box and arrow graphic labeled "Free Returns"
Free Returns

No Risk, No Hassle

Specifications

Key Specifications

MFR / BrandMcGill
MPNMI-64
GTIN726166000882
ModelMA5211
Bearing TypeCylindrical Roller Bearing
ID4.0000 in (101.600 mm)
OD4.9985 in (126.962 mm)
Width2.260 in (57.404 mm)

Technical Specifications

MaterialBearing quality steel
RelubricationRadial lubrication hole with annular groove
Item Weight1.99 kg (4.38 lb)
Relubrication FeatureYes
Bearing MaterialBearing quality steel
Base NumberMI 64
Industry Termsneedle bearing inner ring, inner race, machined inner ring, needle roller inner race, bearing sleeve
Common MisspellingsMacGill MI64, Mcgil MI 64, M1-64
Application TypesNeedle bearing assemblies on unhardened shafts, gearboxes, pivots, plain bearing bushings
Overall Width2.260 in (57.404 mm)
Mpn VariantsMI 64, MI-64, MI64, 0006400000
Compatible With ReplacesMcGill MR 80 CAGEROL, McGill GR 80 GUIDEROL
SeriesMI inner ring
Seller Part Number: AQ6B1#JFNZPT

Product Description

What this part is

McGill MI 64 is a precision-ground machined inner ring for McGill CAGEROL® and GUIDEROL® needle roller bearings. It gives the needles a hardened raceway on an unhardened shaft. Bore Diameter: 4.0000 in (101.600 mm). Outside Diameter: 4.9985 in (126.962 mm). Overall Width: 2.260 in (57.404 mm). Mating Outer Bearing: McGill MR 80 (CAGEROL®) or GR 80 (GUIDEROL®).

Decoding the designation

MI — McGill machined inner ring.

64 — bore diameter in sixteenths of an inch: 64/16 = 4 in.

What these specs mean in practice

Component Type: Inner ring only. Bearing Material: Bearing quality steel, precision ground. Relubrication: Radial lubrication hole with annular groove. Lubrication Hole Diameter: 0.25 in (6.4 mm). Item Weight: 1.99 kg (4.38 lb). The ring also serves as a hardened bushing in plain bearing applications.

Mounting data

Recommended Shaft Diameter: 3.9996–4.0010 in. Maximum Shaft Fillet Radius to Clear: 0.10 in (3 mm).

Quantity and configuration

One inner ring per listing. Unit Quantity: 1 Pc.

Interchange guidance

Pairs with McGill MR 80 and GR 80 outer bearings, 5 in shaft size. GTIN: 726166000882.

You May Also Like

Cylindrical Roller Bearing - Straight Bore, 30 mm ID, 72 mm OD, 19 mm Width, 1 Row, C3 Internal clearance.

$43.46

7 in stock

Add to cart
Cylindrical Roller Bearing — 2-3/4 in Bore, 5-1/4 in OD, 60 mm Width, Steel
CU5335

$76.47

12 in stock

Add to cart
Cylindrical Roller Bearing – 125 mm OD, 18 mm Width, Straight Bore, Machined Brass Cage, X-life

$60.38

18 in stock

Add to cart

Need help finding the right part?

Our team can locate, cross-reference, and source all parts.

Assortment of MRO parts including motor, bearing, gears, cylinder and valve

News

Selling an MRO Storeroom in One Lot

Most plants clear a storeroom one part number at a

Selling Surplus Fanuc Boards and Servo Amplifiers

When a CNC machine or a robot leaves the plant,

Additional Resources

Need help finding the right part?

Our team can locate, cross-reference, and source all parts.

Get In Touch
Need help finding the right part?

Our team can locate, cross-reference, and source all parts.

Get In Touch

Sort

Brand

Price

MPN

Categories

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.