Model: 6V643

Lamp Ballast

Special Features:

Used w/f40t12 u-shaped fluorescent lamps

Properties:

Terminal Quantity

Terminal Type

Wire lead

Overall Length

9.500 inches

Overall Height

1.500 inches

Overall Width

2.375 inches

Mounting Hole Diameter

Any acceptable

Mounting Hole Quantity

Current Type

Frequency Rating

60.0 hertz

Center To Center Distance Between Mounting Holes Along Length

8.906 inches

Center To Center Distance Between Mounting Holes Along Width

Any acceptable

Mounting Method

Holes

Lamp Accommodation Quantity

Lamp Wattage Rating In Watts

40.0

Current Rating In Amps

0.185

Voltage Rating

277.0 volts

Power Factor Characteristic

High

Starting Characteristic

Rapid

Starter

Not required

Terminal Location And Quantity

4 one end and 2 other end

NSN

6250-01-347-9552

Part Number

6V643

Description

Ballast,lamp

CAGE

2F367

An item specifically designed for use with fluorescent or mercury vapor lamps and starters to provide a high starting voltage for striking the arc and to stabilize the operating impedance of the circuit in order to maintain the operating current at a steady value.

Part 6V643 NSN 6250-01-347-9552

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05123

FIIG:

T316-C

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:

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:

060630

UFC:

34075

LTL:

65.0

LCL:

WCC:

761

TCC:

SHC:

ACC:

Instruments/Radio

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Schedule B and Export

Schedule B: 8504100000
SITC: 77123
End Use: Generators, accessories
NAICS: 335311
USDA: 1

Freight Class: Ballasts for discharge lamps or tubes