MIL-B-81820

Self-aligning Plain Bearing

NSN 3120-00-332-4378

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

003324378

Product Technical Spec.

Bore Diameter:

Between 0.8745 inches and 0.8750 inches

Outer Member Outside Diameter:

Between 1.6245 inches and 1.6250 inches

Outer Member Width:

Between 0.7500 inches and 0.7600 inches

Inner Member Width:

Between 0.8730 inches and 0.8750 inches

Static Radial Load Rating:

67300 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

Material:

Plastic polytetrafluoroethylene race liner

Material:

Steel comp 440c inner member

Material:

Steel comp 630 outer race member

Style Designator:

With insert and/or liner

NSN:

3120-00-332-4378

Item Name:

Bearing,plain,self-aligning

Cage Code:

81349

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

AS14103

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS81820/1

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

KR14-CWGB

Cage Code:

50632

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS81820

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS14103-14

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

MS14103-14

Cage Code:

96906

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS14103-14

Cage Code:

81343

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

1.0000lbs

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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Pricing & Availability

Submit this form for current pricing and availability quote on part number mil-b-81820 and/or cross reference parts.

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.