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Time Totalizing Meters
Part 1021A177
Model #1021A177
Time totalizing meter (NSN 6645-00-831-6826)
Terminal Quantity
2
Terminal Type
Solder lug or stud
Mounting Type
Panel
Body Diameter
2.210 inches
Current Type
Ac
Case Material
Any acceptable
End Application
Nsn 4210-01-486-1035 tfft (tactical fire fighting truck)
Mounting Configuration
Three 0.125 in. Diameter mtg holes on 1.220 in. Radius spaced 120 degrees apart
Indicator Type
Drum register
Voltage Rating
120.0 volts
Measurement Unit
Hours
Unit Type
Mounted
Mounting Flange Diameter
2.695 inches
Operating Frequency
60.0 hertz
Hermetic Protection
Not provided
Movement Type
Electrical
Body Depth
3.000 inches
Smallest Increment Indicated
0.10
Mounting Method
Flush
Reset Feature
Not provided
Maximum Measurement
99999.90
Marking Color
Black numerals for hundredths, white numerals for hours
Background Color
Black background on hr wheel, white background on tenths wheel
Electrical Movement Type
Synchronous motor
Specification Data
81349--3971/2-5 government specification
Nondefinitive Specification/std Data
B grade and 3971/2-5 part and ii type
Description
Meter,time Totalizing
Cage Code
10137
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Part Number:
1021A177
NSN 6645-00-831-6826
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Updated: 07/02/2024