Model: 503

Ammeter

Properties:

Circuit Current For Which Designed

Dielectric Withstanding Voltage In Volts

1500.0

Overall Length

1.950 inches

Center To Center Distance Between Mounting Facilities Parallel To Length

4.000 inches

Center To Center Distance Between Mounting Facilities Parallel To Width

3.560 inches

Overall Height

4.270 inches

Overall Width

4.710 inches

Mounting Hole Diameter

0.125 inches

Scale Division Quantity

25 single indicator single range

Indicator Type

Dial w/pointer

Installation Design

Panel

Mounting Arrangement Style

Four hole/stud rectangular/square

Dial Scale Marking Color

Black single indicator single range

Accuracy In Percent

-2.0/+2.0 at full scale single indicator single range

Meter Depth Behind Mounting Flange

1.190 inches

Meter Body Diameter Behind Mounting Flange

2.790 inches

Movement Type

Moving coil, permanent magnet and moving iron vane

Background Color

White single indicator single range

Pointer Color

Black single indicator single range

Power Source

External

Mounting Facility Type And Quantity

4 unthreaded hole

Scale Graduation Type

Linear single indicator single range

Measurement Range

+0.0/+1.0 milliamperes, dc single indicator single range

Scale Selection Method

Terminal

Movement Suspension Method

Jewel pivot base

Circuit Attachment Method And Quantity

2 threaded stud

Material

Plastic phenolic

Nuclear Hardness Critical Feature

Nonhardened

Surface Treatment

Enamel

Style Designator

Rectangular flush mtg

NSN

6625-00-432-8601

Part Number

503

Description

Ammeter

CAGE

80145

An instrument which measures electric current and is calibrated and marked in amperes or any multiple and/or submultiple thereof. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. For current detecting type of devices, see galvanometer.

Part 503 NSN 6625-00-432-8601

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16450

FIIG:

A310A0

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:

136740

UFC:

68820

LTL:

RATING VARIABLE

LCL:

WCC:

657

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 9030908030
SITC: 87479
End Use: Measuring, testing, control instruments
NAICS: 334515
USDA: 1

Freight Class: Parts and accessories of articles of schedule b subheading 9030.39