Model: 21308-01

Sleeve Bearing

Special Features:

Inside diameter counterbore 0.6249 in. Min, 0.6252 in. Max dia, by 0.1910 in. Min, 0.2010 in. Max deep; flange outside diameter flat

Properties:

Overall Length

1.1250 inches

Body Inside Diameter

0.5000 inches

Flange Outside Diameter

1.5000 inches

Flange Width

0.1250 inches

End To Flange Distance

0.1870 inches

Corner Shape

Square all corners

Left End Body Diameter

1.2500 inches

Right End Body Diameter

Between 0.8743 inches and 0.8748 inches

Material

Aluminum alloy 2024

Material Specification

Qq-a-225/6, t351 federal specification single material response

Surface Treatment

Chromate

Surface Treatment Specification

Mil-c-5541, class 1a military specification single treatment response

Style Designator

21c solid, external flange

NSN

3120-01-294-0260

Part Number

21308-01

Description

Bearing,sleeve

CAGE

06YY5

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 21308-01 NSN 3120-01-294-0260

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:

114800

UFC:

58850

LTL:

RATING VARIABLE

LCL:

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