Model: M3971/1-1-S

Time Totalizing Meter

Properties:

Terminal Type
Stud
Mounting Type
Flange
Body Diameter
2.210 inches
Current Type
Dc
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:
RA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
136760
UFC:
68830
LTL:
70.0
LCL:
--
WCC:
657
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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