New Inventory Daily | Same Day Free Shipping

13k+ reviews

INAW3-1/4Grooved Race Ball Thrust Bearing – 3-1/4 in ID, 4-3/4 in OD, 1-1/4 in Height

Condition: New

Availability:

1 in stock

Categories: ,

Grooved race ball thrust bearing, inch series, 3-1/4 in bore, 4-3/4 in OD, 1-1/4 in high, carrying axial load in one direction. INA W3-1/4, also W 3-1/4.

Same day shipment

List Price

$61.17

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 / BrandINA
MPNW3-1/4
ModelW 3 1 4
ID3.2500 in (82.550 mm)
OD4.7500 in (120.650 mm)

Technical Specifications

Bearing TypeGrooved Race Ball Thrust Bearing
Industry Termsball thrust bearing, grooved race thrust bearing, thrust washer bearing, axial ball bearing
Common MisspellingsW3 1/4, W-3-1/4, W314
Overall Width1.2500 in (31.750 mm)
Mpn VariantsW3-1/4, W 3-1/4, W31/4, W 3 1/4, W3.25
SeriesW
Rolling ElementsBall
Design UnitsInch
Seller Part Number: P3#RTCQMK

Product Description

What this part is:

The INA W3-1/4 is an inch-series ball thrust bearing with grooved raceways: a shaft washer, a housing washer and a caged ball complement running in grooved races. It carries axial load in one direction and is separable for assembly.

Decoding the designation:

W — INA inch-series grooved race ball thrust bearing.

3-1/4 — bore, 3-1/4 in.

Specifications:

Bearing Type: Grooved race ball thrust bearing. Bore Diameter: 3.2500 in (82.550 mm). Outside Diameter: 4.7500 in (120.650 mm). Overall Width (height): 1.2500 in (31.750 mm). Rolling Elements: Ball. Load Direction: Axial, one direction. Design Units: Inch. Unit Quantity: 1 Pc.

Dimensions and mounting:

Envelope: 3-1/4 in bore x 4-3/4 in OD x 1-1/4 in high. Separable washers and ball assembly.

Compatibility and replacement:

INA part number W3-1/4, also written W 3-1/4, W31/4 or W 3 1/4.

Frequently asked questions:

What size is the INA W3-1/4?

3-1/4 in bore, 4-3/4 in outside diameter, 1-1/4 in high.

What load does it carry?

Axial load in one direction.

Is it a ball or roller thrust bearing?

A ball thrust bearing with grooved raceways.

You May Also Like

Cylindrical Roller Bearing 100x150x24 mm Single Row Non-Locating NU Design Brass Cage P5 Accuracy C3 Clearance
NU1020EM1AP53 / NU1020-XL-M1A

$144.56

12 in stock

Add to cart
Double-Row Spherical Roller Bearing, 45 x 85 x 23 mm, C3 Clearance, W33 Lubrication Groove, Cylindrical Bore, 1 Pc

$43.38

64 in stock

Add to cart
Tapered Roller Bearing Cup, Single Flanged (TSF) - 2.8593 in Cup Outer Diameter, 0.6875 in Cup Width, 3.0741 in Flange Outer Diameter, Class 2, Case-Carburized Steel
41286B

$65.94

40 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

Replacement PCBs for Legacy CNC: A Field Guide

Siemens put a number on the bad day you’re having.

Sell Surplus Servo Drives: Who Actually Buys in Bulk

Rockwell’s own product page for the Kinetix 6000 is down

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.