PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

302Ammeter

Solartron Electronics Inc Weston Instruments Div · NSN 6625-00-668-6701 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-668-6701 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-668-6701. Primary manufacturer part number: 302.
Features
  • Ammeter — FSC 6625
  • Overall Diameter: 3.500 INCHES NOMINAL IN
  • Meter Depth Behind Mounting Flange: 0.970 INCHES NOMINAL IN
  • Sensitivity Rating: 480.0 MILLIVOLTS
  • Material: PLASTIC
  • Color: UNABLE TO DECODE
  • Installation Design: PANEL
  • Scale Division Quantity: 40 SINGLE INDICATOR SINGLE RANGE
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-668-6701, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Solartron Electronics Inc Weston Instruments Div. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-668-6701
Primary Part Number302
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSolartron Electronics Inc Weston Instruments Div
StatusACTIVE
Overall Diameter3.500 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange0.970 INCHES NOMINAL IN
Sensitivity Rating480.0 MILLIVOLTS
MaterialPLASTIC
ColorUNABLE TO DECODE
Installation DesignPANEL
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Movement TypeMOVING IRON VANE
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Circuit Current for Which DesignedAC
Movement Suspension MethodJEWEL PIVOT BASE
Circuit Attachment Method and Quantity2 THREADED STUD
Measurement Range+0.0 TO 200.0 MICROAMPERES, AC SINGLE INDICATOR SINGLE RANGE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Mounting Hole Diameter0.250 INCHES NOMINAL IN
Style DesignatorROUND FLUSH MTG
Overall Diameter3.500 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange0.970 INCHES NOMINAL IN
Sensitivity Rating480.0 MILLIVOLTS
MaterialPLASTIC
ColorUNABLE TO DECODE
Installation DesignPANEL
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Movement TypeMOVING IRON VANE
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-324-0572 (P6006)
HAZMATNo
Verified Substitutes 9
6625-00-324-0572P6006 SUCCESSOR
Lead,test
Tektronix, Inc.
6625-00-673-55601988275 SUCCESSOR
Voltmeter
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6625-00-840-447616975-13 SUCCESSOR
Probe,test
Hickok Waekon Llc
6625-00-409-6871HS8037-5 INTERCHANGEABLE
Voltmeter
Hamilton Sundstrand Corporation Dba Collins Aerospace
6625-00-580-322736-380 INTERCHANGEABLE
Probe,test
Gc/waldom Inc
6625-00-684-2825 INTERCHANGEABLE
Voltmeter
6625-00-728-4103 INTERCHANGEABLE
Voltage Standard
5330-00-770-314416B9340 INTERCHANGEABLE
Gasket Cover Plate
Napco International Llc Dba Napco International Inc
6625-01-318-9789208967 INTERCHANGEABLE
Meter,special Scale
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
302 Solartron Electronics Inc Weston Instruments Div (USA)
253414 Solartron Electronics Inc Weston Instruments Div (USA)
Related Parts
SUCCESSOR 6625-00-324-0572 Lead,test · P6006
6625-00-673-5560SUCCESSOR
VOLTMETER
1988275
6625-00-840-4476SUCCESSOR
PROBE,TEST
16975-13
6625-00-409-6871INTERCHANGEABLE
VOLTMETER
HS8037-5
6625-00-580-3227INTERCHANGEABLE
PROBE,TEST
36-380
6625-00-684-2825INTERCHANGEABLE
VOLTMETER
6625-00-728-4103INTERCHANGEABLE
VOLTAGE STANDARD
5330-00-770-3144INTERCHANGEABLE
GASKET COVER PLATE
16B9340
6625-01-318-9789INTERCHANGEABLE
METER,SPECIAL SCALE
208967

Frequently Asked Questions

What is NSN 6625-00-668-6701?

NSN 6625-00-668-6701 is a Ammeter, manufactured by Solartron Electronics Inc Weston Instruments Div, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-668-6701?

NSN 6625-00-668-6701 has 2 cross-referenced part numbers: 302 (Solartron Electronics Inc Weston Instruments Div), 253414 (Solartron Electronics Inc Weston Instruments Div).

What NSN replaces 6625-00-668-6701?

There are 9 known substitutes for 6625-00-668-6701: 6625-00-324-0572, 6625-00-673-5560, 6625-00-840-4476 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 302?

Key specifications for 302: Overall Diameter: 3.500 INCHES NOMINAL IN; Meter Depth Behind Mounting Flange: 0.970 INCHES NOMINAL IN; Sensitivity Rating: 480.0 MILLIVOLTS; Material: PLASTIC. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com