Model: 4R8939

Engine Vibration Dampener

Special Features:

4r8939 adapter

Properties:

Mounting Hole Quantity

End Application

E/I2-32-001-3539

Mounting Method

Unthreaded mounting holes

Engine Design Control Activity

11083

Engine Model Number For Which Designed

4r9148

Material

Steel

NSN

2815-01-388-0665

Part Number

4R8939

Description

Dampener,vibration,engine

CAGE

11083

A device designed to compensate for and reduce the effects of torsional vibration in the crankshaft of an engine. May include rubber cone(s), tension spring(s), friction plate(s), groove(s) for belts, and the like.

Part 4R8939 NSN 2815-01-388-0665

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

36118

FIIG:

A502M0

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:

8.2000lbs

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:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8710000090
SITC: 89111
End Use: Military trucks, armored vehicles, etc.
NAICS: 336992
USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons