Model: 12577953-2

Sleeve Bearing

Special Features:

4xr.190, 5.200 .100helical pitch, 4 grooves equally spaced

Properties:

Overall Length

Between 2.3400 inches and 2.3600 inches

Body Outside Diameter

Between 5.1274 inches and 5.1284 inches

Body Inside Diameter

Between 4.5013 inches and 4.5025 inches

End Application

M109a7/m992a3, self propelled howitzer

Part Name Assigned By Controlling Agency

Bearing, sleeve

Material

Copper alloy

Style Designator

Solid, plain, no outside flanges

NSN

3120-01-648-2653

Part Number

12577953-2

Description

Bearing,sleeve

CAGE

19207

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 12577953-2 NSN 3120-01-648-2653

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