Model: HR20993

Annular Ball Bearing

Properties:

Overall Width

1.1875 inches

Bore Diameter

40.00 millimeters

Overall Outside Diameter

80.00 millimeters

Lubrication Material

Lubricating oil

Surface Finish

Ground

Load Direction

Angular

Bore Shape

Straight

Internal Fit-up Designation

Standard

Internal Fit-up Contact Angular Direction

Outward convergent

Standard Tolerance Designation

Abec no.1

Lubrication Material

Oil lubricating

Material

Steel

Style Designator

28a non-loading groove, non-separable

Style Designator

Non-loading groove, non-separable

Nondefinitive Specification/std Data

00 grade and 143 type

NSN

3110-00-156-4712

Part Number

HR20993

Description

Bearing,ball,annular

CAGE

51228

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 HR20993 NSN 3110-00-156-4712

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:

114820

UFC:

58860

LTL:

77.5

LCL:

77.5

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