Electrical Tachometer Indicator

E21A

E21A
(NSN) National Stock Number
6620-00-088-8045
Federal Supply Classification
6620 Engine Instruments
Item Name Code
08260
Schedule B Code
9029900000
Summary

Ac current type, 0.500 inches nominal mounting flange width, 5.937 inches nominal depth, 3 contact quantity, pin contact type, synchro motor presentation type

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
2 - - XX
Identification

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

INC FIIG Concept Condition
08260 A532Q0 - 2
Specifications
Current Type
ac
Details Indicates the type of current whether alternating,direct,or both.
Mounting Flange Width
0.500 inches nominal
Details A measurement taken at right angles to the length of a mounting flange,in distinction from thickness.
Depth
5.937 inches nominal
Details A linear measurement from the surface to a specified inner point on an item,in distinction from height.
Contact Quantity
3
Details The number of contacts which provide electrical connection.
Contact Type
pin
Details Indicates the type of contact(s) included on the item.
Presentation Type
synchro motor
Details Indicates the type of presentation.
Electrical Connection Quantity
1
Details The number of electrical connections provided.
Electrical Connection Identifying Number
part no. an3102-10sl-3p
Details The identifying number assigned by the government agency or commercial organization controlling the electrical connection.
Mounting Facility Type And Quantity
4 semiflush
Details Indicates the type and number of facilities by which the item is mounted.
Mounting Stud Diameter
0.170 inches nominal
Details The length of a straight line which passes through the center of a mounting stud,and terminates at the circumference.
Accuracy Rating
1.0 percent single indicator single scale
Details An indication of the accuracy of an item.
Height
3.125 inches nominal
Details A measurement from the bottom to the top of an object,in distinction from depth.
Color
white background overall
Details A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.
Color
white pointer overall
Details A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
87150 - J -
RVC WCC TCC SHC
- 657 Z 9
Price and Availability Quote

Send us a quick request for quote using the form below:

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • ISO9001 / AS9100 Quality Standards
  • HAZMAT Certified
  • On Time Delivery
  • Qualified sales team
  • Counterfeit Parts Prevention
  • 100% Product Inspections
Manufacturer
MASCO SERVICE CORP
CAGE: 07198
SOUTHLAKE , TX , 76092-4707
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 6620-00-088-8045
What is the NIIN of the NSN 6620-00-088-8045?
The National Item Identification Number (NIIN) of the NSN 6620-00-088-8045 is 00-088-8045
When the NSN 6620-00-088-8045 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Sun, Jan 1, 1961
Does the NSN 6620-00-088-8045 contain any precious metals?
Type/content is unknown
Does the NSN 6620-00-088-8045 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Who we are?

We provide specialized aviation solutions designed to enhance performance, safety, and efficiency.

Our expertise spans across a wide range of products, including precision flight instruments, advanced navigation systems, and reliable control equipment.

Contact
20 E Thomas Rd
Phoenix, AZ, 85012
United States
© 2025 Aircraft Instruments and Components, Inc. All rights reserved.
Made in USA