Model: 521508

Sleeve Bearing

Properties:

Hole Diameter

0.2480 inches first and 0.2550 inches first

Overall Length

2.3300 inches

Body Outside Diameter

2.8170 inches

Body Inside Diameter

2.3550 inches

Flange Outside Diameter

3.1900 inches

Flange Width

0.1100 inches

Corner Shape

Square all corners

Antirotation/lubrication Type And Quantity

2 hole

Material

Copper alloy 937

Style Designator

22c solid, external flange one end

Style Designator

Solid, external flange one end

NSN

3120-00-179-7245

Part Number

521508

Description

Bearing,sleeve

CAGE

02978

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.

Part 521508 NSN 3120-00-179-7245

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13205

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

114870

UFC:

58890

LTL:

77.5

LCL:

RATING VARIABLE

WCC:

742

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8482997090
SITC: 74699
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi