Electrical Frequency Meter

SKU: 6625000079841 | Model: 431-73A
NSN 6625-00-007-9841 NSN 6625-00-007-9841

3.860" length, 0.147" mounting hole diameter, 40 single indicator single range scale division quantity, 3.500" diameter

Specifications from the Manufacturer

Overall Length:
3.860 inches maximum
Mounting Hole Diameter:
0.147 inches nominal
Scale Division Quantity:
40 single indicator single range
Overall Diameter:
3.500 inches maximum
Mounting Bolt Circle Diameter:
3.160 inches nominal
Furnished Items And Quantity:
Mtg screw,nut,lockwasher 3 ea
Indicator Type:
Dial w/pointer
Installation Design:
Mounting Arrangement Style:
Three hole/stud bolt circle
Frequency Response Range:
+360.000/+440.000 hertz
Frequency Response Range:
+360.000 to 440.000 hertz
Dial Scale Marking Color:
Black single indicator single range
Accuracy In Percent:
-2.0/+2.0 at full scale single indicator single range
Accuracy In Percent:
-2.0 to 2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange:
3.500 inches maximum
Meter Body Diameter Behind Mounting Flange:
2.760 inches maximum
Movement Type:
Moving iron vane
Background Color:
White single indicator single range
Pointer Color:
Black single indicator single range
Mounting Facility Type And Quantity:
3 unthreaded hole
Scale Graduation Type:
Linear single indicator single range
Measurement Range:
+360.0 to 440.0 hertz single indicator single range
Features Provided:
Zero adjuster
Movement Suspension Method:
Jewel pivot base
Nuclear Hardness Critical Feature:
Surface Treatment:
Style Designator:
Round flush mtg
FSC Application Data:
Test set,elect. equip.

Pricing and Availability

Request a Quote

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.


Order With Confidence

Certified quality parts supplier
  • MSDS Hazmat Certified
  • certified Committed to quality with 100% product inspection
  • on time delivery icon On-time delivery
Recently Updated in Electrical And Electronic Properties Measuring And Testing Instruments
NSN 6625-00-053-3644 Electron Tube Test Set

Portable installation design, current operation method

NSN 6625-00-053-3112 Oscilloscope

22.500" length, 11.000" height, 8.000" width, ac current type, 50.0 hertz frequency rating, oscilloscope joint electronics type designation system item name

NSN 6625-00-053-3073 Ohmmeter

6.250" length, 4.812" height, 5.375" width, instruction book 1; test leads 2 furnished items and quantity

NSN 6625-00-053-2836 Ammeter

Dc circuit current for which designed, 2.380" length, 1.120" center to center distance between mounting facilities parallel to length

NSN 6625-00-007-9841 Datasheet

Supply Class:


Cross Reference:

  • 431-73A
  • 1583568-1

Cage Codes:

  • Jewell Instruments, Llc (CAGE 15309)
  • Allied Signal Inc (CAGE 83298)

Replaced or Cancelled:

6625-00-007-9841 is not a replacement of any national stock number and has not been cancelled or replaced itself.


NIIN: 000079841
NSN: 6625000079841
DEMIL Code Meaning: Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations.
ADPE: 0 (Represents items with no adp components)

Freight Codes:

NMF Desc: Meters Elec/parts
NMFC: 136740
UFC: 68820
LTL: Rating variable
LCL: 100.0
WCC: Instruments, electric meter
TCC: No special type of cargo code applicable
SHC: Other or no special handling required (sh)
ADC: Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC: Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
ASH: No special handling required.

Management Codes:

CTL: Q2200X- (MOE: DA), ------- (MOE: DS)
AAC: Insurance/numeric stockage objective item. items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. the item is central
QUP: 1
SLC: 0

Reference Drawing:

[drawing of 6625-00-007-9841]

Schedule B & Trade:

9030908030 (NAICS 334515)
Parts and accessories of articles of schedule b subheading 9030.39

Parts and accessories for instruments and apparatus (except meters) measuring etc. electrical quanities and devices measuring etc. ionized radiations

End Use:

Measuring, testing, control instruments

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 6625-00-007-9841 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
How is national stock number 6625-00-007-9841 defined?
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.
What is the NIIN of NSN 6625-00-007-9841?
000079841 or 00-007-9841
Does this item require Demilitarization?
Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9).
Is NSN 6625000079841 ITAR controlled?
No. This item is not ITAR Controlled.
What is the most recent solicitation for NSN 6625000079841?
Solicitation SPE7M117TM269 for qty 3
When was this national stock number assigned to the federal catalog?
Jul 14, 1972