Model: 4920A

Tapered Roller Bearing

Special Features:

Operating temperature not to exceed 121 degrees c/250 degrees f; oil hole and groove in cup; 0.0040 in. Min, 0.0060 in. Max bench lateral

Properties:

Overall Width

2.1875 inches

Bore Diameter

1.4375 inches

Overall Outside Diameter

3.6250 inches

Backface Corner Radius

0.0620 inches

Standout Width

0.3125 inches

Cone Corner Radius

0.0310 inches

Cup Width

1.5625 inches

Retainer Fabrication Method

Pressed

Standard Tolerance Designation

Afbma class 4

Material

Steel

Style Designator

Straight bore, double cup, single cones, steep angle

NSN

3110-00-151-9553

Part Number

4920A

Description

Bearing,roller,tapered

CAGE

1L170

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes bearing, roller, thrust.

Part 4920A NSN 3110-00-151-9553

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00021

FIIG:

A044A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

5.4000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

114820

UFC:

58860

LTL:

77.5

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482200030
SITC: 74620
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Tapered roller bearings, cup and cone assemblies entered as a set, wheel hub units, other than flanged