Model: 145DS503-4

Annular Ball Bearing

Properties:

Bore Diameter

Between 2.9528 inches and 2.9531 inches

Overall Outside Diameter

Between 4.5276 inches and 4.5279 inches

End Application

Ch-47d, cargo hel

Outer Ring Width

Between 0.7824 inches and 0.7874 inches

Inner Ring Width

0.7874 inches

Surface Finish

Ground

Load Direction

Angular

Bore Shape

Straight

Material

Steel comp m50

Style Designator

26d counterbored outer ring, shoulderred inner ring, non-separable

NSN

3110-01-330-6550

Part Number

145DS503-4

Description

Bearing,ball,annular

CAGE

77272

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.

Part 145DS503-4 NSN 3110-01-330-6550

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00014

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

114800

UFC:

58850

LTL:

RATING VARIABLE

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482105028
SITC: 74610
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Angular contact ball bearings, nesoi