PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37-0X617Ammeter

Phaostron Instrument and Electronic Company · NSN 6625-00-903-8095 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-903-8095 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-903-8095. Primary manufacturer part number: 37-0X617.
Features
  • Ammeter — FSC 6625
  • Mounting Hole Diameter: 0.166 INCHES NOMINAL IN
  • Style Designator: ROUND FLUSH MTG
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Color: UNABLE TO DECODE
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Circuit Construction Type: NONELECTRONIC
  • Meter Body Diameter Behind Mounting Flange: 2.800 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-00-903-8095, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Phaostron Instrument and Electronic Company. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-903-8095
Primary Part Number37-0X617
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerPhaostron Instrument and Electronic Company
StatusACTIVE
Mounting Hole Diameter0.166 INCHES NOMINAL IN
Style DesignatorROUND FLUSH MTG
FSC Application DataTEST SET,ELECT. EQUIP.
ColorUNABLE TO DECODE
Nuclear Hardness Critical FeatureNONHARDENED
Circuit Construction TypeNONELECTRONIC
Meter Body Diameter Behind Mounting Flange2.800 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING IRON VANE
Measurement Range+0.0 TO 5.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Circuit Current for Which DesignedAC
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL IN
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Overall Diameter3.510 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Meter Depth Behind Mounting Flange1.660 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Mounting Hole Diameter0.166 INCHES NOMINAL IN
Style DesignatorROUND FLUSH MTG
FSC Application DataTEST SET,ELECT. EQUIP.
ColorUNABLE TO DECODE
Nuclear Hardness Critical FeatureNONHARDENED
Circuit Construction TypeNONELECTRONIC
Meter Body Diameter Behind Mounting Flange2.800 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING IRON VANE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-649-4076
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.6400 lbs
Cube0.0870 cu ft
Verified Substitutes 1
Ammeter
Cross-Reference Index
Part NumberManufacturer
C1006-9 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
MR36W005ACAAR Simpson Electric Company, Inc. (USA)
366-128 Jewell Instruments Llc (USA)
55R990 Simpson Electric Company, Inc. (USA)
37-0X617 PRIMARY Phaostron Instrument and Electronic Company (USA)
Related Parts
SUCCESSOR 6625-00-649-4076 Ammeter

Frequently Asked Questions

What is NSN 6625-00-903-8095?

NSN 6625-00-903-8095 is a Ammeter, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-903-8095?

NSN 6625-00-903-8095 has 5 cross-referenced part numbers: C1006-9 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), MR36W005ACAAR (Simpson Electric Company, Inc.), 366-128 (Jewell Instruments Llc), 55R990 (Simpson Electric Company, Inc.), 37-0X617 (Phaostron Instrument and Electronic Company).

What NSN replaces 6625-00-903-8095?

There is 1 known substitute for 6625-00-903-8095: 6625-00-649-4076. Verify interchangeability with system specifications before substitution.

What are the specifications of 37-0X617?

Key specifications for 37-0X617: Mounting Hole Diameter: 0.166 INCHES NOMINAL IN; Style Designator: ROUND FLUSH MTG; FSC Application Data: TEST SET,ELECT. EQUIP.; Color: UNABLE TO DECODE. 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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