PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26596Ammeter

Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit · NSN 6625-01-090-5751 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-090-5751 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-090-5751. Primary manufacturer part number: 26596.
Features
  • Ammeter — FSC 6625
  • Features Provided: ZERO ADJUSTER
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Special Markings: 0; .1; .2; .3; .4; .5; 25 DIVISIONS
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Measurement Range: +0.0 TO 0.5 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-01-090-5751, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-090-5751
Primary Part Number26596
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTransistor Devices Inc Div Astrodyne Tdi High Power Business Unit
StatusACTIVE
Features ProvidedZERO ADJUSTER
FSC Application DataTEST SET,ELECT. EQUIP.
Special Markings0; .1; .2; .3; .4; .5; 25 DIVISIONS
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Measurement Range+0.0 TO 0.5 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Distance Between Mounting Facility Centers1.125 INCHES NOMINAL IN
Installation DesignPANEL
Mounting Hole Diameter0.116 INCHES NOMINAL IN
Surface TreatmentENAMEL
Reliability IndicatorNOT ESTABLISHED
Style DesignatorRECTANGULAR SURFACE MTG
Mounting Arrangement StyleTWO HOLE/STUD
Circuit Current for Which DesignedDC
Features ProvidedZERO ADJUSTER
FSC Application DataTEST SET,ELECT. EQUIP.
Special Markings0; .1; .2; .3; .4; .5; 25 DIVISIONS
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Measurement Range+0.0 TO 0.5 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Distance Between Mounting Facility Centers1.125 INCHES NOMINAL IN
Installation DesignPANEL
Mounting Hole Diameter0.116 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Verified Substitutes 11
5999-00-194-77471221 INTERCHANGEABLE
Clip,electrical
Littelfuse, Inc.
5340-00-198-6812E1127-2-10 INTERCHANGEABLE
Clamp,loop
Breeze-Eastern Llc
4140-00-224-914926596 INTERCHANGEABLE
Impeller,fan,axial
Regal-Beloit Corporation Dba Fasco Group Div Cassville Division
6625-00-278-6884122-1 INTERCHANGEABLE
Plug-in Unit,electrical-Electron
Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services
6145-00-335-13364016206-0701 INTERCHANGEABLE
Braid,wire
Raytheon Company Dba Raytheon Co
2805-00-353-760226596 INTERCHANGEABLE
Crankshaft
Briggs and Stratton Corp
5331-00-807-405350388-3 INTERCHANGEABLE
O-Ring
Triumph Thermal Systems - Maryland, Inc.
6625-01-090-427426594 INTERCHANGEABLE
Ammeter
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
6625-01-106-415926592 INTERCHANGEABLE
Voltmeter
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
6625-01-254-47501221 INTERCHANGEABLE
Generator,signal
Visual Information Institute Inc Dba V I I Craft
Cross-Reference Index
Part NumberManufacturer
26596 Phaostron Instrument and Electronic Company (USA)
1221 Phaostron Instrument and Electronic Company (USA)
26596 PRIMARY Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA)
Related Parts
5999-00-194-7747INTERCHANGEABLE
CLIP,ELECTRICAL
1221
5340-00-198-6812INTERCHANGEABLE
CLAMP,LOOP
E1127-2-10
4140-00-224-9149INTERCHANGEABLE
IMPELLER,FAN,AXIAL
26596
6625-00-278-6884INTERCHANGEABLE
PLUG-IN UNIT,ELECTRICAL-ELECTRON
122-1
6145-00-335-1336INTERCHANGEABLE
BRAID,WIRE
4016206-0701
2805-00-353-7602INTERCHANGEABLE
CRANKSHAFT
26596
5331-00-807-4053INTERCHANGEABLE
O-RING
50388-3
6625-01-090-4274INTERCHANGEABLE
AMMETER
26594
6625-01-106-4159INTERCHANGEABLE
VOLTMETER
26592
6625-01-254-4750INTERCHANGEABLE
GENERATOR,SIGNAL
1221
7025-01-523-6494INTERCHANGEABLE
INTERFACE UNIT,AUTOMATIC DATA PR
1221

Frequently Asked Questions

What is NSN 6625-01-090-5751?

NSN 6625-01-090-5751 is a Ammeter, manufactured by Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-090-5751?

NSN 6625-01-090-5751 has 3 cross-referenced part numbers: 26596 (Phaostron Instrument and Electronic Company), 1221 (Phaostron Instrument and Electronic Company), 26596 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).

What NSN replaces 6625-01-090-5751?

There are 11 known substitutes for 6625-01-090-5751: 5999-00-194-7747, 5340-00-198-6812, 4140-00-224-9149 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26596?

Key specifications for 26596: Overall Length: 2.500 INCHES NOMINAL IN; Features Provided: ZERO ADJUSTER; Overall Width: 2.000 INCHES NOMINAL IN; FSC Application Data: TEST SET,ELECT. EQUIP.. 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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