Model: 861

Ammeter

Special Features:

Two mazda no. 47 lamps required

Properties:

Circuit Current For Which Designed

Dielectric Withstanding Voltage In Volts

2000.0

Reliability Indicator

Not established

Overall Length

Between 3.350 inches and 3.410 inches

Center To Center Distance Between Mounting Facilities Parallel To Length

Between 3.020 inches and 3.060 inches

Center To Center Distance Between Mounting Facilities Parallel To Width

Between 2.650 inches and 2.690 inches

Overall Height

Between 3.930 inches and 3.960 inches

Overall Width

Between 4.240 inches and 4.260 inches

Mounting Stud Length

Between 0.490 inches and 0.510 inches

Furnished Items And Quantity

Nut 14; washer 14

Indicator Type

Dial w/pointer

Installation Design

Panel

Mounting Arrangement Style

Four hole/stud rectangular/square

Sensitivity Rating

13.0 millivolts

Dial Scale Marking Color

Black 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

Between 1.520 inches and 1.540 inches

Meter Body Diameter Behind Mounting Flange

Between 3.240 inches and 3.260 inches

Movement Type

Moving coil, permanent magnet

Background Color

White single indicator single range

Pointer Color

Black single indicator single range

Power Source

External

Mounting Facility Type And Quantity

4 threaded stud

Scale Graduation Type

Nonlinear single indicator single range

Measurement Range

+0.0/+500.0 amperes, rf single indicator single range

Mounting Stud Diameter

0.138 inches

Scale Selection Method

Terminal

Features Provided

Nonglare glass and self-illumination facility and zero adjuster

Movement Suspension Method

Jewel pivot base

Circuit Attachment Method And Quantity

2 solder lug and 4 threaded stud

Operating Voltage Rating In Volts

6.0 dc

Material

Plastic phenol-formaldehyde

Nuclear Hardness Critical Feature

Nonhardened

Style Designator

Rectangular flush mtg

Supplementary Features

Two lugs and term. For lamps; two term. For meter

Fsc Application Data

Test set, elect. Equip.

NSN

6625-00-868-6927

Part Number

861

Description

Ammeter

CAGE

65092

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 861 NSN 6625-00-868-6927

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:

061620

UFC:

34540

LTL:

100.0

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