Model: IR8446C

Inner Bearing Ring

Special Features:

One to four oil holes; oil groove optional in id

Properties:

Overall Width

1.5100 inches

Bore Diameter

2.0000 inches

Overall Outside Diameter

2.50000 inches

Surface Finish

Ground

Bore Shape

Straight

Standard Tolerance Designation

Afbma standard tolerance for industrial needle bearings

Material

Steel comp e4340h or steel comp 4720 or steel comp 8620 or steel comp 8720 or steel comp 1018 or steel comp 1117 or steel comp e51100 or steel comp e52100

Material Specification

66 federal standard all material responses or sae assn standard all material responses or aisi assn standard all material responses

Style Designator

Solid inner race, journal and needle

NSN

3110-00-717-0722

Part Number

IR8446C

Description

Ring,bearing,inner

CAGE

51588

The inner component of a ball or roller bearing which provides a contact surface for the rolling elements of an antifriction bearing.

Part IR8446C NSN 3110-00-717-0722

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00028

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:

0.8000lbs

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: 8482991010
SITC: 74699
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Inner and outer races for ball bearings (including ball bearings with integral shafts)