MIL-B-81936

Self-aligning Plain Bearing

NSN 3120-00-281-3062

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

002813062

Technical Specifications of NSN

Bore Diameter:

Between 1.2495 inches and 1.2500 inches

Lubrication Material:

Grease, mil-g-81322

Outer Member Outside Diameter:

Between 2.3120 inches and 2.3125 inches

Outer Member Width:

Between 0.9950 inches and 1.0000 inches

Inner Member Width:

Between 1.2450 inches and 1.2500 inches

Static Radial Load Rating:

152000 pounds

Hardness Rating:

36.0 rockwell c outer race member and 37.0 rockwell c outer race member

Hardness Rating:

238.0 rockwell c inner member

Lubrication Feature:

Groove external outer member

Lubrication Feature:

Groove internal inner member

Lubrication Feature:

Groove internal outer member

Lubrication Feature:

Perforation outer race member

Lubrication Feature:

Perforation inner member

Material:

Copper alloy 172 inner member or copper alloy 173 inner member

Material:

Steel comp 630 outer race member

Style Designator:

Without insert or liner with staking groove

NSN:

3120-00-281-3062

Item Name:

Bearing,plain,self-aligning

Cage Code:

81349

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

SAE AS81936/1

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AS81936/1

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

AGB20VA

Cage Code:

15860

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

BSSN20-2025G3

Cage Code:

81376

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SBU40RGH74A

Cage Code:

3NPS1

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SBU40RGH74M

Cage Code:

3NPS1

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

M81936/1-20

Cage Code:

81343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

M81936/1-20

Cage Code:

81349

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SBU40RGH74M

Cage Code:

21335

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST4M123G20

Cage Code:

76301

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

55842-20

Cage Code:

09455

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

SBU40RGH74A

Cage Code:

21335

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

KSB20-27GA

Cage Code:

97613

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:

0.9000lbs

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:

114870

UFC:

58890

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): "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.