PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28596Ammeter

Raytheon Company Dba Raytheon · NSN 6625-00-538-9300 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-538-9300 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-538-9300. Primary manufacturer part number: 28596.
Features
  • Ammeter — FSC 6625
  • Scale Division Quantity: 20 SINGLE INDICATOR SINGLE RANGE
  • Meter Depth Behind Mounting Flange: 1.600 INCHES NOMINAL IN
  • Circuit Current for Which Designed: DC
  • Dial Scale Marking Color: WHITE SINGLE INDICATOR SINGLE RANGE
  • Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Movement Suspension Method: JEWEL PIVOT BASE
  • Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-538-9300, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 29 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-538-9300
Primary Part Number28596
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusCANCELLED
Scale Division Quantity20 SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.600 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Dial Scale Marking ColorWHITE SINGLE INDICATOR SINGLE RANGE
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Style DesignatorROUND FLUSH MTG
ColorUNABLE TO DECODE
Nuclear Hardness Critical FeatureNONHARDENED
Sensitivity Rating500.0 MILLIVOLTS
Indicator TypeDIAL W/POINTER
Movement TypeMOVING COIL, PERMANENT MAGNET
Overall Diameter2.695 INCHES NOMINAL IN
FSC Application DataTEST SET,ELECTRONIC EQUIPMENT
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Power SourceEXTERNAL
Scale Selection MethodTERMINAL
Circuit Attachment Method and Quantity2 BINDING POST
Mounting Hole Diameter0.125 INCHES NOMINAL IN
Measurement Range+0.0 TO 2.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.210 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
Dielectric Withstanding Voltage in Volts2000.0
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
Installation DesignPANEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5895-00-987-8617 (1023)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 12
No Item Name Available
5895-00-987-86171023 SUCCESSOR
Cover,electronic Communication E
Mohawk Industries, Inc Dba Lees Carpets Division
6625-01-062-8030989C553H02 SUCCESSOR
Meter,special Scale
Northrop Grumman Systems Corporation Dba Electronic Systems
5999-01-108-7755GC835JB20SL SUCCESSOR
Contact,electrical
Northrop Grumman Systems Corporation
5999-01-666-877510-2.3 SUCCESSOR
Shielding Gasket,electronic
Quell Corporation
4720-00-064-751028596 INTERCHANGEABLE
Hose Assembly,nonmetallic
Napco International Llc Dba Napco International Inc
5310-00-367-390928596 INTERCHANGEABLE
Washer,spring Tension
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6625-00-581-5982SG-90/UPM-68 INTERCHANGEABLE
Generator,pulse
Joint Electronics Type Designation System
5977-00-636-029628596 INTERCHANGEABLE
Holder,electrical Contact Brush
Prestolite Electric Inc
6625-01-124-5002 INTERCHANGEABLE
Test Set,electrical Power
Cross-Reference Index
Part NumberManufacturer
28596 PRIMARY Raytheon Company Dba Raytheon (USA)
1023 Solartron Electronics Inc Weston Instruments Div (USA)
Related Parts
SUCCESSOR 5895-00-987-8617 Cover,electronic Communication E · 1023
6625-00-532-6864SUCCESSOR
NO ITEM NAME AVAILABLE
6625-01-062-8030SUCCESSOR
METER,SPECIAL SCALE
989C553H02
5999-01-108-7755SUCCESSOR
CONTACT,ELECTRICAL
GC835JB20SL
5999-01-666-8775SUCCESSOR
SHIELDING GASKET,ELECTRONIC
10-2.3
4720-00-064-7510INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
28596
5310-00-367-3909INTERCHANGEABLE
WASHER,SPRING TENSION
28596
6625-00-581-5982INTERCHANGEABLE
GENERATOR,PULSE
SG-90/UPM-68
5977-00-636-0296INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
28596
6625-01-124-5002INTERCHANGEABLE
TEST SET,ELECTRICAL POWER
1680-01-136-0464INTERCHANGEABLE
RING,LATCH STOP,REFUELING
28596
4730-01-640-6674INTERCHANGEABLE
TEE,PIPE
28596

Frequently Asked Questions

What is NSN 6625-00-538-9300?

NSN 6625-00-538-9300 is a Ammeter, manufactured by Raytheon Company Dba Raytheon, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-538-9300?

NSN 6625-00-538-9300 has 2 cross-referenced part numbers: 28596 (Raytheon Company Dba Raytheon), 1023 (Solartron Electronics Inc Weston Instruments Div).

What NSN replaces 6625-00-538-9300?

There are 12 known substitutes for 6625-00-538-9300: 6625-00-532-6864, 5895-00-987-8617, 6625-01-062-8030 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28596?

Key specifications for 28596: Scale Division Quantity: 20 SINGLE INDICATOR SINGLE RANGE; Meter Depth Behind Mounting Flange: 1.600 INCHES NOMINAL IN; Circuit Current for Which Designed: DC; Dial Scale Marking Color: WHITE SINGLE INDICATOR SINGLE RANGE. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-538-9300 still in active supply?

NSN 6625-00-538-9300 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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