PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C964-2-19Ammeter

Marine Electric Systems Inc · NSN 6625-00-812-8681 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-812-8681 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-812-8681. Primary manufacturer part number: C964-2-19.
Features
  • Ammeter — FSC 6625
  • Measurement Range: +0.0 TO 75.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
  • Movement Suspension Method: JEWEL PIVOT BASE
  • Installation Design: PANEL
  • Style Designator: RECTANGULAR FLUSH MTG
  • Meter Body Diameter Behind Mounting Flange: 2.750 INCHES NOMINAL IN
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Color: UNABLE TO DECODE
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-812-8681, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Marine Electric Systems Inc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-812-8681
Primary Part NumberC964-2-19
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMarine Electric Systems Inc
StatusACTIVE
Measurement Range+0.0 TO 75.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Installation DesignPANEL
Style DesignatorRECTANGULAR FLUSH MTG
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
ColorUNABLE TO DECODE
MaterialPLASTIC
Movement TypeMOVING COIL, PERMANENT MAGNET
Meter Depth Behind Mounting Flange0.875 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Sensitivity Rating50.0 MILLIVOLTS
Scale Division Quantity75 SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 BINDING POST
Circuit Current for Which DesignedDC
Measurement Range+0.0 TO 75.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Installation DesignPANEL
Style DesignatorRECTANGULAR FLUSH MTG
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
ColorUNABLE TO DECODE
MaterialPLASTIC
Movement TypeMOVING COIL, PERMANENT MAGNET
Meter Depth Behind Mounting Flange0.875 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Sensitivity Rating50.0 MILLIVOLTS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeLN
Verified Substitutes 6
5985-00-134-990210690812-2 INTERCHANGEABLE
Attenuator,fixed
Us Army Aviation and Missile Command
4330-00-328-46347736 INTERCHANGEABLE
Filter Element,fluid
Arvinmeritor Inc
5935-00-984-3941 INTERCHANGEABLE
Connector,receptacle,electrical
4820-01-191-8867VRK5010 INTERCHANGEABLE
Cartridge,stream Regulator,valve
Haws Corporation
4320-01-199-9891 INTERCHANGEABLE
Plate,piston Return
3110-01-313-4883NU 1032 INTERCHANGEABLE
Bearing,ball,annular
Timken Aerospace, Inc Dba Torrington Product
Cross-Reference Index
Part NumberManufacturer
7736 Custom Metering Company Inc (USA)
C964-2-19 PRIMARY Marine Electric Systems Inc (USA)
Related Parts
5985-00-134-9902INTERCHANGEABLE
ATTENUATOR,FIXED
10690812-2
4330-00-328-4634INTERCHANGEABLE
FILTER ELEMENT,FLUID
7736
5935-00-984-3941INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4820-01-191-8867INTERCHANGEABLE
CARTRIDGE,STREAM REGULATOR,VALVE
VRK5010
4320-01-199-9891INTERCHANGEABLE
PLATE,PISTON RETURN
3110-01-313-4883INTERCHANGEABLE
BEARING,BALL,ANNULAR
NU 1032

Frequently Asked Questions

What is NSN 6625-00-812-8681?

NSN 6625-00-812-8681 is a Ammeter, manufactured by Marine Electric Systems Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-812-8681?

NSN 6625-00-812-8681 has 2 cross-referenced part numbers: 7736 (Custom Metering Company Inc), C964-2-19 (Marine Electric Systems Inc).

What NSN replaces 6625-00-812-8681?

There are 6 known substitutes for 6625-00-812-8681: 5985-00-134-9902, 4330-00-328-4634, 5935-00-984-3941 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C964-2-19?

Key specifications for C964-2-19: Measurement Range: +0.0 TO 75.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE; Movement Suspension Method: JEWEL PIVOT BASE; Installation Design: PANEL; Style Designator: RECTANGULAR FLUSH MTG. 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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