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Null Meter

NSN: 6625-00-042-5257 | Model: 1800671

An electrically operated instrument having a zero point on its scale (usually located in the center thereof). It may not indicate units of electrical measurement. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. When the indication shows zero, an electrical value of "zero" has been reached in the circuit. It is generally used in situations in which zero is the desired effect. Excludes ammeter, galvanometer; meter, arbitary scale; and voltmeter.

NSN Properties and Flags
NATO Stock Number
6625-00-042-5257
DEMIL
NO
Circuit Current For Which Designed
Dc
Overall Length
2.500 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
1.875 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
1.875 inches
Overall Height
2.438 inches
Overall Width
2.625 inches
Scale Division Quantity
40 single indicator single range
Mounting Stud Length
0.688 inches
Furnished Items And Quantity
Lock washers 4; hex nuts 4
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Dial Scale Marking Color
White single indicator single range
Accuracy In Percent
-2.0 to 2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.188 inches
Meter Body Diameter Behind Mounting Flange
2.219 inches
Movement Type
Moving coil, permanent magnet
Background Color
Black single indicator single range
Pointer Color
White single indicator single range
Scale Marking
Zero porm one ma
Mounting Facility Type And Quantity
4 threaded stud
Scale Graduation Type
Linear single indicator single range
Mounting Stud Diameter
0.125 inches
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Material
Plastic
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.

Pricing and Availability

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NSN 6625-00-042-5257 Datasheet

Supply Class (FSC):
Electrical And Electronic Properties Measuring And Testing Instruments
Cross Reference:
  • 1800671
  • 1800671
  • 261
Cage Codes:
  • Northrop Grumman Systems Corporation (CAGE 03956)
  • Lfe Instruments (CAGE 80145)
Schedule B & Trade:
  • Schedule B: 9030908030 (NAICS 334515)

    Parts and accessories of articles of schedule b subheading 9030.39

  • SITC: 87479

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

  • End Use: 21160

    Measuring, testing, control instruments

Identification:
HMIC

P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 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.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    136740 - Meters elec/parts

  • WCC:

    657 - Instruments, electric meter

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    X
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    9b-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $375.92 to $626.54..
Does NSN 6625-00-042-5257 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy
What is the NIIN of NSN 6625-00-042-5257?
000425257 or 00-042-5257
Does NSN 6625-00-042-5257 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6625-00-042-5257?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 06, 1967