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6620-00-139-1064

Find complete technical information, availability, and procurement data for: 6620-00-139-1064

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6620-00-139-1064
Federal Supply Group
Instruments and Laboratory Equipment
Federal Supply Classification
6620 Engine Instruments
National Stock Number
6620-00-139-1064
Item Name Code
08260
Assigment Date
08/25/1971 (54 years ago)

An instrument which displays, in units of revolutions per minute, the transmitted rotational speed of a shaft for a specified elapsed time.

6.100 inches nominal width, 12.000 inches nominal length, 105.0 volts minimum and 125.0 volts maximum ac voltage rating, ac current type, 60.0 hertz nominal frequency rating

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Width
6.100 inches nominal
Length
12.000 inches nominal
Current Type
ac
Ac Voltage Rating
105.0 volts minimum and 125.0 volts maximum
Frequency Rating
60.0 hertz nominal
Contact Quantity
7
End Item Identification
a/m37t engine test stand
Contact Type
pin
Presentation Type
dial and digital display
Electrical Connection Quantity
1
Electrical Connection Identifying Number
ms3102e-14s-7p
Part Name Assigned By Controlling Agency
speed indicator
Special Features
ranges: 0-70,000 rpm digital, 0-130.0% rpm digital and 0-125% rpm analog; accuracy digital +/- 0.4% of reading and analog +/- 1.0% full scale; readout light display, digital; input signal tach generator mil-g-9398 rotates at 4200 rpm = 70 cps when engine is at 100% rotor speed; sampling rate 0.2 -3 seconds
Height
6.200 inches nominal
Supplementary Features
t.o. 33d4-6-212-41

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
6620-01-116-6218 No Name Available 01/01/2009

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
7839451 Electrical Tachometer Indicator
8000-5121-00 Electrical Tachometer Indicator
CD8752Q Electrical Tachometer Indicator
CD8752QA Electrical Tachometer Indicator
PDSAAMAMME71-251 Electrical Tachometer Indicator

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6620-00-139-1064?
The FSCG of the NSN 6620-00-139-1064 is 6620
Does the NSN 6620-00-139-1064 have a Schedule B code assigned?
Yes, the Schedule B code is 9029900000
Does NSN 6620-00-139-1064 require demilitarization?
"usml or ccl military items - demil required. Remove and demilitarize installed key point(s) items as demil code "d". (note 4)."
Does NSN 6620-00-139-1064 contain precious materials?
Item does not contain precious metal.
Does NSN 6620-00-139-1064 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 6620-00-139-1064 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Aug 25, 1971

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