21-427-3

Duplex Ball Bearing

NSN 3110-00-723-9429

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

007239429

Product Features

Hwith inner and outer ring spacer, radial runout assembled 0.0020 in. T.I.R., axial runout 0.0010 in. R.I.R., starting torque under radial load of 15000 lb equals 304 in. Lb, stating torque under thrust load of 8870 lb equals 240 in. Lb, all dimensions apply at 68 degrees f, dimension 2.6250 in. Make the width of inner race spacer such that each bearing of the match pair will be preloaded axiaaly 0.0005 in. When assembled in machine, over 25 degrees angularity

Detail Specifications

Overall Width:

Between 1.9900 inches and 2.0000 inches

Bore Diameter:

Between 11.0000 inches and 11.0005 inches

Overall Outside Diameter:

Between 13.0000 inches and 13.0005 inches

Lubrication Material:

Grease

Surface Finish:

Ground

Retainer Fabrication Method:

Machined

Load Direction:

Angular

Bearing Preload Designation:

Light

Lubrication Material Specification:

Mil-l-15719 military specification single material response

Material:

Copper alloy retainer

Material:

Steel ball

Material:

Steel inner ring

Material:

Steel outer ring

Style Designator:

92b counterbored outer rings, non-separable, back to back mounting

Style Designator:

Counterbored outer rings, non-separable, back to back mounting

NSN:

3110-00-723-9429

Item Name:

Location Ball Bearing

Cage Code:

32828

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

21-427-3

Cage Code:

39820

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

2468667-1REVA

Cage Code:

10001

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

2468667PC1

Cage Code:

10001

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

30213

FIIG:

A044A0

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:

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:

114820

UFC:

58860

LTL:

77.5

LCL:

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Location Ball Bearing"

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.