PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77C707996P001Voltmeter

Lockheed Martin Corporation Div Rms · NSN 6625-00-948-0162 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-948-0162 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-948-0162. Primary manufacturer part number: 77C707996P001.
Features
  • Voltmeter — FSC 6625
  • Frequency Response Range: +3.000 TO 4.000 KILOHERTZ
  • Environmental Protection: COLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND SUBMERSIBLE AND VIBRATION RESISTANT AND WATERTIGHT
  • Mounting Bolt Circle Diameter: 3.160 INCHES NOMINAL IN
  • Phase: SINGLE
  • Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Mounting Hole Diameter: 0.150 INCHES NOMINAL IN
  • Surface Treatment: ENAMEL SEMIGLOSS
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-948-0162, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-948-0162
Primary Part Number77C707996P001
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
Frequency Response Range+3.000 TO 4.000 KILOHERTZ
Environmental ProtectionCOLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND SUBMERSIBLE AND VIBRATION RESISTANT AND WATERTIGHT
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
PhaseSINGLE
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Hole Diameter0.150 INCHES NOMINAL IN
Surface TreatmentENAMEL SEMIGLOSS
Special MarkingsSEALED DO NOT OPEN
Special Test FeaturesCONFORMS TO MIL-M-10304/13
FSC Application DataTEST SET,ELECT. EQUIP.
Circuit Attachment Method and Quantity2 SOLDER LUG AND 2 THREADED STUD
Meter Depth Behind Mounting Flange1.660 INCHES MAXIMUM IN
Scale Division Quantity12 SINGLE INDICATOR SINGLE RANGE
Indicator TypeDIAL W/POINTER
Supplementary FeaturesREQUIRES AC RECTIFIER,SILICON TYPE
Installation DesignPANEL
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
ColorUNABLE TO DECODE
Features ProvidedLUMINOUS SCALE MARKING AND MAGNETIC SHIELD AND ZERO ADJUSTER
Power SourceEXTERNAL
Nuclear Hardness Critical FeatureNONHARDENED
Furnished Items and QuantityTERM. HDW 2; MTG HDW 3
Style DesignatorROUND FLUSH MTG
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING IRON VANE
Sensitivity Rating4.0 VOLT-AMPERES
Overall Diameter3.510 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5895-01-089-7857 (2532)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.8000 lbs
Cube0.0653 cu ft
Verified Substitutes 12
6625-00-133-7673A265-1100 SUCCESSOR
Ammeter
Essex Electro Engineers Inc
Ammeter
6625-00-821-5849363-161 SUCCESSOR
Ammeter
Jewell Instruments Llc
5895-01-089-78572532 SUCCESSOR
Divider,power,radio Frequency
Cinch Connectivity Solutions Inc
5999-01-247-3059885865-1 SUCCESSOR
Clip,electrical
Raytheon Company Dba Raytheon Co
6625-01-294-2333631-E428 SUCCESSOR
Voltmeter
Phaostron Instrument and Electronic Company
6625-00-179-3847 INTERCHANGEABLE
Ammeter
6625-00-489-64091003149 INTERCHANGEABLE
Voltmeter
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
6625-00-840-6504366-205 INTERCHANGEABLE
Voltmeter
Jewell Instruments Llc
6625-00-844-415259B0130 INTERCHANGEABLE
Voltmeter
William Spencer
Cross-Reference Index
Part NumberManufacturer
55R American Gage and Machine Co (USA)
366 Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging (USA)
2532 Solartron Electronics Inc Weston Instruments Div (USA)
637 Phaostron Instrument and Electronic Company (USA)
2532 Custom Metering Company Inc (USA)
M-2932 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
M-2932 American Instrument Corp (USA)
77C707996P001 PRIMARY Lockheed Martin Corporation Div Rms (USA)
2532 Metermaster Inc Metermod Div (USA)
Related Parts
SUCCESSOR 5895-01-089-7857 Divider,power,radio Frequency · 2532
6625-00-133-7673SUCCESSOR
AMMETER
A265-1100
6625-00-683-9423SUCCESSOR
AMMETER
6625-00-821-5849SUCCESSOR
AMMETER
363-161
5999-01-247-3059SUCCESSOR
CLIP,ELECTRICAL
885865-1
6625-01-294-2333SUCCESSOR
VOLTMETER
631-E428
6625-00-179-3847INTERCHANGEABLE
AMMETER
6625-00-489-6409INTERCHANGEABLE
VOLTMETER
1003149
6625-00-840-6504INTERCHANGEABLE
VOLTMETER
366-205
6625-00-844-4152INTERCHANGEABLE
VOLTMETER
59B0130
6625-00-856-4765INTERCHANGEABLE
AMMETER
52681
6625-01-005-6584INTERCHANGEABLE
METER,SPECIAL SCALE

Frequently Asked Questions

What is NSN 6625-00-948-0162?

NSN 6625-00-948-0162 is a Voltmeter, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-948-0162?

NSN 6625-00-948-0162 has 9 cross-referenced part numbers: 55R (American Gage and Machine Co), 366 (Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging), 2532 (Solartron Electronics Inc Weston Instruments Div), 637 (Phaostron Instrument and Electronic Company), 2532 (Custom Metering Company Inc) and 4 more.

What NSN replaces 6625-00-948-0162?

There are 12 known substitutes for 6625-00-948-0162: 6625-00-133-7673, 6625-00-683-9423, 6625-00-821-5849 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77C707996P001?

Key specifications for 77C707996P001: Frequency Response Range: +3.000 TO 4.000 KILOHERTZ; Environmental Protection: COLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND SUBMERSIBLE AND VIBRATION RESISTANT AND WATERTIGHT; Mounting Bolt Circle Diameter: 3.160 INCHES NOMINAL IN; Phase: SINGLE. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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