Model: KSB4-4

Self-aligning Plain Bearing

Properties:

Bore Diameter

Between 0.2495 inches and 0.2500 inches

Lubrication Material

Grease, mil-g-23827

Outer Member Outside Diameter

Between 0.6557 inches and 0.6562 inches

Outer Member Width

Between 0.2450 inches and 0.2550 inches

Inner Member Width

Between 0.3380 inches and 0.3430 inches

Static Radial Load Rating

2700 pounds

Hardness Rating

57.0 rockwell c inner member and 61.0 rockwell c inner member

Lubrication Feature

Groove internal outer member

Lubrication Feature

Perforation outer race member

Material

Copper alloy outer race member

Material

Steel comp e52100 inner member

Surface Treatment

Chromium inner member

Surface Treatment

Cadmium outer race member

Style Designator

Without insert or liner

NSN

3120-01-043-1270

Part Number

KSB4-4

Description

Bearing,plain,self-aligning

CAGE

97613

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 KSB4-4 NSN 3120-01-043-1270

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:

0.1000lbs

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