6620-00-022-8056
Find complete technical information, availability, and procurement data for: 6620-00-022-8056
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Federal Supply Group
Instruments and Laboratory Equipment
Federal Supply Classification
6620 Engine Instruments
National Stock Number
6620-00-022-8056
Item Name Code
08260
Assigment Date
06/07/1972 (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.
2.000 inches nominal diameter, pin contact type, 4.625 inches nominal length, 5 contact quantity, ac current type
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Diameter
- 2.000 inches nominal
- Length
- 4.625 inches nominal
- Current Type
- ac
- Contact Quantity
- 5
- Contact Type
- pin
- Presentation Type
- dial
- Scale Range
- +0.1 to 110.0 percent revolutions per minute single indicator all scales
- Individual Marking
- percent rpm
- Electrical Connection Quantity
- 1
- Electrical Connection Identifying Number
- ms33678-14s5p
- Pointer Type
- indicating all pointers
- Mounting Facility Type And Quantity
- 1 clamp
- Part Name Assigned By Controlling Agency
- tachometer indicator
- Special Features
- includes subdial 0-10% rpm; main scale reads 0-100% rpm; case per ms33639; hermetically sealed and integrally lighted; lighting per mil-i-27160
- Supplementary Features
- tech order 5e6-2-33-4
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 6620-00-782-0650 | No Name Available | 03/01/1978 |
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 |
|---|---|
| 3571281-6001 | Electrical Tachometer Indicator |
| ERU-6A/A | Electrical Tachometer Indicator |
| MIL-I-27202 | Electrical Tachometer Indicator |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 6620-00-022-8056?
The FSCG of the NSN 6620-00-022-8056 is 6620
Does the NSN 6620-00-022-8056 have a Schedule B code assigned?
Yes, the Schedule B code is 9029900000
Does NSN 6620-00-022-8056 require demilitarization?
"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
Does NSN 6620-00-022-8056 contain precious materials?
Item does not contain precious metal.
Does NSN 6620-00-022-8056 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 6620-00-022-8056 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Jun 7, 1972
Professional Distribution
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 1 |
| Overhauled | 1 |
| As Removed | 1 |
| New Material | 13 |
| Serviceable | 1 |
| Total | 17 |
Availability of this item was last updated on:
08/06/2026 08:08 PM EDT.
Stock levels and pricing are subject to change.