KNDB4-2

Self-aligning Plain Bearing

NSN 3120-01-117-0032

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

011170032

Detail Specifications

Bore Diameter:

Between 0.2495 inches and 0.2500 inches

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 0.3730 inches and 0.3750 inches

Static Radial Load Rating:

6040 pounds

Hardness Rating:

23.0 rockwell c outer race member and 35.0 rockwell c outer race member

Hardness Rating:

55.0 rockwell c inner member and 62.0 rockwell c inner member

Lubrication Feature:

Self-lubricating liner bore liner

Functional Description:

Used to 325.0 degrees f max

Material:

Plastic polytetrafluoroethylene race liner

Material:

Steel comp 440c inner member

Material:

Steel comp 630 outer race member or steel comp 631 outer race member or steel comp 410 outer race member

Material Specification:

Ams5630, uns s44004 assn standard single material response inner member

Material Specification:

Ams5643, uns s17400 assn standard 1st material response outer race member or ams5528, uns s17700 assn standard 2nd material response outer race member or aisi/sae j405, uns s41000 assn standard 3rd material response outer race member

Relationship To Similar Equipment:

Similar to nsn 3120-00-332-4401 mfr standard r/n 76301-st4m137-4

Style Designator:

With insert and/or liner

Specification Data:

96906-ms21233 government standard

NSN:

3120-01-117-0032

Item Name:

Bearing,plain,self-aligning

Cage Code:

97613

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

MS21233-4

Cage Code:

96906

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

BLFN-4-318-1

Cage Code:

81376

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

03-703-04

Cage Code:

09455

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

NHB4

Cage Code:

15860

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13208

FIIG:

A045A0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Self-aligning Plain Bearing"

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.