PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MK777-214Voltmeter

Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics · NSN 6625-00-726-6965 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-726-6965 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-726-6965. Primary manufacturer part number: MK777-214.
Features
  • Voltmeter — FSC 6625
  • Circuit Current for Which Designed: DC
  • Mounting Bolt Circle Diameter: 3.160 INCHES NOMINAL IN
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
  • Color: UNABLE TO DECODE
  • Scale Division Quantity: 10 SINGLE INDICATOR SINGLE RANGE
  • Criticality Code Justification: FEAT
  • Accuracy in Percent: -1.0 TO 1.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-726-6965, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 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
NSN6625-00-726-6965
Primary Part NumberMK777-214
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics
StatusACTIVE
Circuit Current for Which DesignedDC
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
ColorUNABLE TO DECODE
Scale Division Quantity10 SINGLE INDICATOR SINGLE RANGE
Criticality Code JustificationFEAT
Accuracy in Percent-1.0 TO 1.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Installation DesignPANEL
Style DesignatorROUND FLUSH MTG
FSC Application DataTEST SET,ELECT. EQUIP.
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.800 INCHES NOMINAL IN
Overall Diameter3.495 INCHES NOMINAL IN
Movement TypeMOVING IRON VANE
Mounting Facility Type and Quantity3 THREADED STUD(S)
Reliability IndicatorNOT ESTABLISHED
Mounting Stud Diameter0.138 INCHES NOMINAL IN
Measurement Range+25.0 TO 35.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Meter Depth Behind Mounting Flange2.630 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
ColorUNABLE TO DECODE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeDN
Weight1.0000 lbs
Cube0.0391 cu ft
Verified Substitutes 12
6625-00-728-3281S60716 SUCCESSOR
Ammeter
Simpson Electric Company, Inc.
4330-00-028-3909322 INTERCHANGEABLE
Rod,cleaning
Alfa Laval Inc.
5330-00-042-8698 INTERCHANGEABLE
Packing,preformed
2610-00-051-90003223 INTERCHANGEABLE
Inner Tube,pneumatic Tire,vehicu
Avox Systems Inc Dba Avox Systems Inc
4310-00-098-66843-223 INTERCHANGEABLE
Pan,splash,frame
Dresser Industries Inc Leroi Div
5945-00-184-9644114370 INTERCHANGEABLE
Relay,electromagnetic
Honeywell International, Inc Div Aerospace-Tucson
5315-00-303-0286 INTERCHANGEABLE
Pin,straight,headed
5320-00-516-7914KIT 946 INTERCHANGEABLE
Rivet,solid
Meritor Heavy Vehicle Systems, Llc
5950-00-645-2123 INTERCHANGEABLE
Transformer,power
5935-00-660-51233223 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
Cross-Reference Index
Part NumberManufacturer
MK777-214 Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics (USA)
MMI-8628 Custom Metering Company Inc (USA)
365-029 Jewell Instruments Llc (USA)
60985 Simpson Electric Company, Inc. (USA)
AEDX30533 Esco Inc (USA)
MMI-8628 Metermaster Inc Metermod Div (USA)
3223 Simpson Electric Company, Inc. (USA)
AEDX30533 Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging (USA)
Related Parts
6625-00-728-3281SUCCESSOR
AMMETER
S60716
4330-00-028-3909INTERCHANGEABLE
ROD,CLEANING
322
5330-00-042-8698INTERCHANGEABLE
PACKING,PREFORMED
2610-00-051-9000INTERCHANGEABLE
INNER TUBE,PNEUMATIC TIRE,VEHICU
3223
4310-00-098-6684INTERCHANGEABLE
PAN,SPLASH,FRAME
3-223
5945-00-184-9644INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
114370
5315-00-303-0286INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5320-00-516-7914INTERCHANGEABLE
RIVET,SOLID
KIT 946
5950-00-645-2123INTERCHANGEABLE
TRANSFORMER,POWER
5935-00-660-5123INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
3223
5935-00-660-5488INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
32-23
4030-00-753-1109INTERCHANGEABLE
SWAGING SLEEVE,WIRE ROPE
7687-25909-007

Frequently Asked Questions

What is NSN 6625-00-726-6965?

NSN 6625-00-726-6965 is a Voltmeter, manufactured by Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-726-6965?

NSN 6625-00-726-6965 has 8 cross-referenced part numbers: MK777-214 (Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics), MMI-8628 (Custom Metering Company Inc), 365-029 (Jewell Instruments Llc), 60985 (Simpson Electric Company, Inc.), AEDX30533 (Esco Inc) and 3 more.

What NSN replaces 6625-00-726-6965?

There are 12 known substitutes for 6625-00-726-6965: 6625-00-728-3281, 4330-00-028-3909, 5330-00-042-8698 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MK777-214?

Key specifications for MK777-214: Overall Length: 2.880 INCHES NOMINAL IN; Special Features: WEAPON SYSTEM ESSENTIAL; Circuit Current for Which Designed: DC; End Item Identification: AIRCRAFT SUPPORT EQUIPMENT C-5,T-37,F-106,T-38,B-52,TRUCK FIRE/CRASH P2. 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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