Model: M3971/1-1-S

Time Totalizing Meter

Properties:

Terminal Type

Stud

Mounting Type

Flange

Body Diameter

2.210 inches

Current Type

Case Material

Plastic

Mounting Configuration

Three 0.150 in. Diameter mtg holes equally spaced on 1.265 in radius 120 degrees apart

Voltage Rating

Between 10.0 volts and 40.0 volts

Measurement Unit

Hours

Unit Type

Mounted

Mounting Flange Diameter

2.875 inches

Hermetic Protection

Not provided

Movement Type

Electrical

Body Depth

3.000 inches

Smallest Increment Indicated

0.10

Reset Feature

Not provided

Maximum Measurement

9999.90

Marking Color

White numerals for hours and black numerals for tenths

Background Color

Black background for hours and white background for tenths

Test Data Document

81349-mil-dtl-3971 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Specification Data

81349-mil-dtl-3971/1 government specification

NSN

6645-01-442-0899

Part Number

M3971/1-1-S

Description

Meter,time Totalizing

CAGE

81349

An instrument that automatically measured, and cumulatively registers the total operating or idle time of any circuit, machine or system, to which it is connected. See meter, frequency and time totalizing, electrical.

Part M3971/1-1-S NSN 6645-01-442-0899

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

08066

FIIG:

T134-R

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:

136760

UFC:

68830

LTL:

70.0

LCL:

WCC:

657

TCC:

SHC:

ACC:

Trailers/Vehicles

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Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

Schedule B and Export

Schedule B: 9106903000
SITC: 88594
End Use: Photo, service industry machinery
NAICS: 334519
USDA: 1

Freight Class: Other time of the day apparatus for measuring, recording or otherwise indicating intervals of time, nesoi