Model: 8439143

Sleeve Bushing

Properties:

Overall Length

Between 0.4750 inches and 0.4850 inches

Body Outside Diameter

Between 0.7460 inches and 0.7480 inches

Body Inside Diameter

Between 0.5000 inches and 0.5150 inches

Corner Shape

Square all corners

Surface Finish

63.0 microinches inside diameter surface of body

Surface Finish

63.0 microinches outside diameter surface of body

Material

Copper alloy 230 or copper alloy 240 or copper alloy 260

Material Specification

Qq-b-613, alloy 230, 240 or 260 federal specification all material responses or qq-b-626, alloy 230, 240 or 260 federal specification all material responses

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl3 federal specification all treatment responses or mil-c-8837, type 2, cl 3 military specification all treatment responses

Style Designator

17c solid, plain, no outside flanges

Style Designator

Solid, plain, no outside flanges

NSN

3120-00-171-2447

Part Number

8439143

Description

Bushing,sleeve

CAGE

19204

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes bushing, drill, jig.

Part 8439143 NSN 3120-00-171-2447

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

13206

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:

Paclk Weight:

0.1000lbs

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: 8482997060
SITC: 74699
End Use: Industrial machines, other
NAICS: 332991
USDA: 1

Freight Class: Parts, nesoi, for cylindrical roller bearings, nesoi