Model: 631

Ammeter

Special Features:

Ruggedized

Properties:

Overall Length

2.000 inches

Mounting Hole Diameter

Between 0.143 inches and 0.157 inches

Overall Diameter

3.500 inches

Environmental Protection

Shock resistant and vibration resistant

Mounting Bolt Circle Diameter

3.160 inches

Furnished Items And Quantity

Mtg hardware included

Indicator Type

Dial w/pointer

Installation Design

Panel

Mounting Arrangement Style

Three hole/stud bolt circle

Accuracy In Percent

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

Meter Depth Behind Mounting Flange

1.200 inches

Meter Body Diameter Behind Mounting Flange

2.670 inches

Movement Type

Moving coil, permanent magnet

Power Source

External

Mounting Facility Type And Quantity

3 unthreaded hole

Features Provided

Zero adjuster

Movement Suspension Method

Jewel pivot base

Circuit Attachment Method And Quantity

2 threaded stud

Material

Steel

Nuclear Hardness Critical Feature

Nonhardened

Style Designator

Round flush mtg

Fsc Application Data

Test set, elect. Equip.

NSN

6625-00-516-5404

Part Number

631

Description

Ammeter

CAGE

77221

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 631 NSN 6625-00-516-5404

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:

0.5000lbs

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:

Instruments/Radio

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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