Model: KDSY 4-28

Self-aligning Plain Bearing

Properties:

Bore Diameter

Between 0.2495 inches and 0.2500 inches

Outer Member Outside Diameter

Between 0.6245 inches and 0.6250 inches

Outer Member Width

Between 0.2500 inches and 0.2600 inches

Inner Member Width

Between 0.5880 inches and 0.5930 inches

Hardness Rating

43.0 rockwell c inner member and 47.0 rockwell c inner member28.0 rockwell c outer race member and 37.0 rockwell c outer race member

Material

Steel comp xm-13 inner membersteel comp 630 outer race memberplastic polytetrafluoroethylene race liner and plastic polyamide race liner and plastic phenolic race liner

Material Specification

Ams 5629 assn standard single material response inner memberams 5643 assn standard single material response outer race membermil-b-81820 military specification single material response race liner

Surface Treatment

Passivate inner member

Surface Treatment Specification

Qq-p-35 federal specification single treatment response inner member

Style Designator

With insert and/or liner with staking groove

NSN

3120-01-352-2798

Part Number

KDSY 4-28

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 KDSY 4-28 NSN 3120-01-352-2798

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:

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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