MK777-299

View detailed technical data, stock status, and sourcing information for: MK777-299

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MK777-299
Federal Supply Group
Instruments and Laboratory Equipment
National Stock Number
6625-00-056-2485
Item Name Code
16454
Assigment Date
01/01/1963 (63 years ago)

An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. Excludes: counter electronic digital.

cold resistant and dust resistant and fungus resistant and heat resistant and shock resistant and vibration resistant and water resistant environmental protection, 3.207 inches nominal overall height, dc circuit current for which designed, 3.070 inches nominal overall width, 3.146 inches nominal overall length

Product Characteristics

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

Circuit Current For Which Designed
dc
Overall Length
3.146 inches nominal
Overall Height
3.207 inches nominal
Overall Width
3.070 inches nominal
Environmental Protection
cold resistant and dust resistant and fungus resistant and heat resistant and shock resistant and vibration resistant and water resistant
Indicator Type
vibrating reed
Installation Design
panel
Register Quantity
2
Frequency Response Range
+110.000 to 130.000 hertz
Dial Scale Marking Color
black single indicator single range
Resonant Reed Quantity
21
Accuracy In Percent
-3.0 to 3.0 at full scale single indicator single range
Movement Type
vibrating reed
Background Color
white single indicator single range
Power Source
external
Mounting Facility Type And Quantity
1 threaded bezel
Measurement Range
+110.0 to 130.0 hertz single indicator single range
Scale Selection Method
terminal
Circuit Attachment Method And Quantity
2 solder stud
Special Features
sealed in potting compound
Material
steel
Nuclear Hardness Critical Feature
nonhardened
Style Designator
rectangular surface mtg
Fsc Application Data
test set,elect. equip.

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
1517369 Electrical Frequency Meter
5087-2 Electrical Frequency Meter
MK777-299 Electrical Frequency Meter

FAQs

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

What is the FSCG of the NSN 6625-00-056-2485?
The FSCG of the NSN 6625-00-056-2485 is 6625
Does the NSN 6625-00-056-2485 have a Schedule B code assigned?
Yes, the Schedule B code is 9030908030
Does NSN 6625-00-056-2485 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 6625-00-056-2485 contain precious materials?
Item does not contain precious metal.
Does NSN 6625-00-056-2485 contain hazardous materials?
Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.
When the NSN 6625-00-056-2485 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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