Model: 621

Arbitrary Scale Meter

Special Features:

Ruggedized

Properties:

Circuit Current For Which Designed

Dielectric Withstanding Voltage In Volts

3000.0

Reliability Indicator

Not established

Overall Length

2.650 inches

Mounting Hole Diameter

Between 0.120 inches and 0.130 inches

Overall Diameter

2.695 inches

Environmental Protection

Cold resistant and heat resistant and shock resistant and submersible and vibration resistant and watertight

Mounting Bolt Circle Diameter

2.440 inches

End Application

1055-01-226-6338 launcher, mine clear

Furnished Items And Quantity

Nut 7; washer 7

Indicator Type

Dial w/pointer

Installation Design

Panel

Mounting Arrangement Style

Three hole/stud bolt circle

Sensitivity Rating

1.0 milliamperes

Dial Scale Marking Color

White single indicator single range

Accuracy In Percent

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

Unable To Decode

Unable to decode or unable to decode

Meter Depth Behind Mounting Flange

1.600 inches

Meter Body Diameter Behind Mounting Flange

2.210 inches

Movement Type

Moving coil, permanent magnet

Background Color

Black single indicator single range

Pointer Color

White single indicator single range

Scale Marking

Stow; launch; raise

Mounting Facility Type And Quantity

3 screw and 3 unthreaded hole

Scale Graduation Type

Nonlinear single indicator single range

Features Provided

Magnetic shield and self-illumination facility and zero adjuster

Movement Suspension Method

Jewel pivot base

Circuit Attachment Method And Quantity

2 solder lug and 2 threaded stud

Operating Voltage Rating In Volts

28.0 dc

Special Markings

Luminous light green triangular band from 0.46 to 0.69 ma deflection

Material

Stainless steel

Nuclear Hardness Critical Feature

Nonhardened

Surface Treatment

Enamel semigloss

Special Test Features

Conforms to mil-m-10304/5, type mr26p001dcmar

Style Designator

Round flush mtg

Fsc Application Data

Test set, elect. Equip.

NSN

6625-01-341-9675

Part Number

621

Description

Meter,arbitrary Scale

CAGE

77221

An electrically operated instrument which has a marked scale or digital readout display, but the unit of measurement is not given. May indicate electrical or nonelectrical effects but is primarily not a current detecting device; therefore, excludes galvanometer. For instruments whose unit of measurement is not covered by a more specific item, see meter, special scale.

Part 621 NSN 6625-01-341-9675

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16476

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:

0.7000lbs

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:

652

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