Model: 728300

Inner Bearing Ring

Special Features:

Jtwo @1/4 in. Diameter holes 180 degrees apart 0.562 in. From end, rockwell hardness rating 60 to 64, finsh case harden 0.025 in. To 0.045 in. Max taper, id 0.0005 in., od 0.0004 in., wall 0.0006 in. Inside corners chamfered

Properties:

Overall Width

Between 1.1200 inches and 1.1250 inches

Bore Diameter

Between 2.1679 inches and 2.1687 inches

Overall Outside Diameter

Between 2.4994 inches and 2.5000 inches

Surface Finish

Ground

Bore Shape

Nonstandard taper

Material

Steel

Style Designator

Solid inner race, with bore chamfer, journal and needle

NSN

3110-00-975-2132

Part Number

728300

Description

Ring,bearing,inner

CAGE

35311

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

Part 728300 NSN 3110-00-975-2132

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:

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)