PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4430Ammeter

Simpson Electric Company, Inc. · NSN 6625-00-964-9696 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-964-9696 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-964-9696. Primary manufacturer part number: 4430.
Features
  • Ammeter — FSC 6625
  • Circuit Current for Which Designed: DC
  • Mounting Facility Type and Quantity: 4 FLANGE
  • Movement Type: MOVING IRON VANE
  • Meter Body Diameter Behind Mounting Flange: 2.730 INCHES NOMINAL IN
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Meter Depth Behind Mounting Flange: 1.080 INCHES NOMINAL IN
  • Sensitivity Rating: 50.0 MILLIAMPERES
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-964-9696, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Simpson Electric Company, Inc.. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-964-9696
Primary Part Number4430
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusACTIVE
Circuit Current for Which DesignedDC
Mounting Facility Type and Quantity4 FLANGE
Movement TypeMOVING IRON VANE
Meter Body Diameter Behind Mounting Flange2.730 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.080 INCHES NOMINAL IN
Sensitivity Rating50.0 MILLIAMPERES
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Style DesignatorRECTANGULAR FLUSH MTG
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
ColorUNABLE TO DECODE
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
MaterialPLASTIC
Circuit Attachment Method and Quantity4 THREADED STUD
Center to Center Distance Between Mounting Facilities Parallel to Width3.000 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length3.000 INCHES NOMINAL IN
Measurement Range-50.0 TO 50.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Mounting Hole Diameter0.250 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Facility Type and Quantity4 FLANGE
Movement TypeMOVING IRON VANE
Meter Body Diameter Behind Mounting Flange2.730 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.080 INCHES NOMINAL IN
Sensitivity Rating50.0 MILLIAMPERES
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6630-00-074-0394 INTERCHANGEABLE
Test Set,chromate
6515-00-104-8714 INTERCHANGEABLE
Surgical Pack,disposable
5305-00-146-57014430 INTERCHANGEABLE
Screw,shoulder
Roller Bearing Co of America, Inc Div Pic Design
2640-00-242-76184430 INTERCHANGEABLE
Valve Extension,tire
Schrader-Bridgeport International Inc Dba Schrader Automotive
4820-00-541-0933 INTERCHANGEABLE
Valve,angle
6115-00-659-27864430 INTERCHANGEABLE
Converter,frequency,meter
Precision Electronics, Inc
6240-00-752-2424 INTERCHANGEABLE
Lamp,incandescent
4820-00-801-1706 INTERCHANGEABLE
Valve,angle
4820-00-809-1709 INTERCHANGEABLE
Valve,angle
5905-00-843-92934430 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
Cross-Reference Index
Part NumberManufacturer
4430 PRIMARY Simpson Electric Company, Inc. (USA)
Related Parts
6630-00-074-0394INTERCHANGEABLE
TEST SET,CHROMATE
6515-00-104-8714INTERCHANGEABLE
SURGICAL PACK,DISPOSABLE
5305-00-146-5701INTERCHANGEABLE
SCREW,SHOULDER
4430
2640-00-242-7618INTERCHANGEABLE
VALVE EXTENSION,TIRE
4430
4820-00-541-0933INTERCHANGEABLE
VALVE,ANGLE
6115-00-659-2786INTERCHANGEABLE
CONVERTER,FREQUENCY,METER
4430
6240-00-752-2424INTERCHANGEABLE
LAMP,INCANDESCENT
4820-00-801-1706INTERCHANGEABLE
VALVE,ANGLE
4820-00-809-1709INTERCHANGEABLE
VALVE,ANGLE
5905-00-843-9293INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
4430
5935-00-846-8665INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
MS3108R14S7S
5905-00-936-6061INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE

Frequently Asked Questions

What is NSN 6625-00-964-9696?

NSN 6625-00-964-9696 is a Ammeter, manufactured by Simpson Electric Company, Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-964-9696?

NSN 6625-00-964-9696 has 1 cross-referenced part number: 4430 (Simpson Electric Company, Inc.).

What NSN replaces 6625-00-964-9696?

There are 12 known substitutes for 6625-00-964-9696: 6630-00-074-0394, 6515-00-104-8714, 5305-00-146-5701 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4430?

Key specifications for 4430: Circuit Current for Which Designed: DC; Mounting Facility Type and Quantity: 4 FLANGE; Movement Type: MOVING IRON VANE; Meter Body Diameter Behind Mounting Flange: 2.730 INCHES NOMINAL IN. 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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