Model: KSB20-4D

Self-aligning Plain Bearing

Properties:

Bore Diameter

Between 1.2495 inches and 1.2500 inches

Outer Member Outside Diameter

Between 1.9995 inches and 2.0000 inches

Outer Member Width

Between 0.9370 inches and 0.9470 inches

Inner Member Width

Between 1.0910 inches and 1.0930 inches

Static Radial Load Rating

108000 pounds

Hardness Rating

55.0 rockwell c inner member28.0 rockwell c outer race member

Material

Steel comp 440c inner membersteel comp 630 outer race memberplastic polytetrafluoroethylene race liner

Material Specification

Ams 5630 assn standard single material response inner memberams 5643 assn standard single material response outer race memberkaron, cagec 50632 mfr ref single material response race liner

Style Designator

With insert and/or liner with staking groove

NSN

3120-01-347-9978

Part Number

KSB20-4D

Description

Bearing,plain,self-aligning

CAGE

50294

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes bearing, plain, rod end and bearing, plain, spherical.

Part KSB20-4D NSN 3120-01-347-9978

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13208

FIIG:

A045A0

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:

114850

UFC:

58880

LTL:

70.0

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482300040
SITC: 74630
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Spherical roller bearings, single row