Model: 55918-08

Self-aligning Plain Bearing

Special Features:

Three holes equally spaced through race only

Properties:

Bore Diameter

Between 0.4995 inches and 0.5000 inches

Outer Member Outside Diameter

Between 0.9995 inches and 1.0000 inches

Outer Member Width

Between 0.3850 inches and 0.3900 inches

Inner Member Width

Between 0.4950 inches and 0.5000 inches

Static Radial Load Rating

24044 pounds

Hardness Rating

28.0 rockwell c outer race member and 36.0 rockwell c outer race member

Hardness Rating

37.0 rockwell c inner member

Material

Copper alloy 172 inner member and copper alloy 173 inner member

Material

Steel comp 630 outer race member

Material Specification

Ams 5643 assn standard single material response outer race member

Material Specification

Qq-c-530 federal specification single material response inner member

Style Designator

Without insert or liner

NSN

3120-01-287-3599

Part Number

55918-08

Description

Bearing,plain,self-aligning

CAGE

09455

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 55918-08 NSN 3120-01-287-3599

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:

2.0 X 2.0 X 1.5

Paclk Weight:

0.5000lbs

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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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