PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MK777-51Voltmeter

Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics · NSN 6625-00-489-8671 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-489-8671 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-489-8671. Primary manufacturer part number: MK777-51.
Features
  • Voltmeter — FSC 6625
  • 5 verified cross-references
  • Primary manufacturer: Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-489-8671, 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. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Catalog Facts
Item NameVoltmeter
FSC / FSG6625 — No Item Name Available (FSG 66)
ManufacturersMkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics (CAGE 0BZM1); Metermaster Inc Miscorp Div (CAGE 57639); Hickok Waekon Llc (CAGE 28569); Hollingsworth John R Co (CAGE 02032)
Successor NSN6625-00-788-6201 — No Item Name Available
Technical Specifications
ParameterValue
NSN6625-00-489-8671
Primary Part NumberMK777-51
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJF
Weight0.0200 lbs
Cube0.0209 cu ft
Verified Substitutes 4
No Item Name Available
3110-00-159-6062M2366 INTERCHANGEABLE
Bearing Roller
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4820-01-062-3664516759-6 INTERCHANGEABLE
Cartridge,valve
Admiral Valve Llc Dba Cpv Manufacturing
4820-01-544-8063 INTERCHANGEABLE
Cartridge,shut-Off Valve
Cross-Reference Index
Part NumberManufacturer
MK777-51 Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics (USA)
M-2366 Metermaster Inc Miscorp Div (USA)
471-223 Hickok Waekon Llc (USA)
47X250R Hickok Waekon Llc (USA)
4810-1-101 Hollingsworth John R Co (USA)
Related Parts
6625-00-788-6201SUCCESSOR
NO ITEM NAME AVAILABLE
3110-00-159-6062INTERCHANGEABLE
BEARING ROLLER
M2366
4820-01-062-3664INTERCHANGEABLE
CARTRIDGE,VALVE
516759-6
4820-01-544-8063INTERCHANGEABLE
CARTRIDGE,SHUT-OFF VALVE

Frequently Asked Questions

What is NSN 6625-00-489-8671?

NSN 6625-00-489-8671 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: cancelled.

What are the part numbers for NSN 6625-00-489-8671?

NSN 6625-00-489-8671 has 5 cross-referenced part numbers: MK777-51 (Mkc Electronics Inc Dba Mk Electronics Div Mkc Electronics Inc, Dba Mk Electronics), M-2366 (Metermaster Inc Miscorp Div), 471-223 (Hickok Waekon Llc), 47X250R (Hickok Waekon Llc), 4810-1-101 (Hollingsworth John R Co).

What NSN replaces 6625-00-489-8671?

There are 4 known substitutes for 6625-00-489-8671: 6625-00-788-6201, 3110-00-159-6062, 4820-01-062-3664 and 1 more. Verify interchangeability with system specifications before substitution.

Is NSN 6625-00-489-8671 still in active supply?

NSN 6625-00-489-8671 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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