PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54180Ammeter

Tennant Company · NSN 6625-01-112-0171 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-112-0171 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-112-0171. Primary manufacturer part number: 54180.
Features
  • Ammeter — FSC 6625
  • Circuit Construction Type: NONELECTRONIC
  • Circuit Current for Which Designed: DC
  • Features Provided: ZERO ADJUSTER
  • Movement Type: MOVING IRON VANE
  • Panel for Which Designed: NONMAGNETIC
  • Indicator Type: DIAL W/POINTER
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-01-112-0171, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Tennant Company. Government technical data includes 29 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-112-0171
Primary Part Number54180
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTennant Company
StatusACTIVE
Circuit Construction TypeNONELECTRONIC
Circuit Current for Which DesignedDC
Features ProvidedZERO ADJUSTER
Movement TypeMOVING IRON VANE
Panel for Which DesignedNONMAGNETIC
Indicator TypeDIAL W/POINTER
Circuit Attachment Method and Quantity2 THREADED STUD
Surface TreatmentPAINT
Scale Selection MethodTERMINAL
Environmental ProtectionAIRTIGHT
Scale Division Quantity12 SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Measurement Range-60.0 TO 60.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
Special MarkingsDISCHARGE; CHARGE
Dial Scale Marking ColorWHITE SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.062 INCHES NOMINAL IN
Furnished Items and QuantityNUT 2; LOCKWASHER 2
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Overall Diameter2.500 INCHES NOMINAL IN
FSC Application DataTEST SET,ELECT. EQUIP.
Mounting Facility Type and Quantity1 BRACKET(S)
Pointer ColorWHITE SINGLE INDICATOR SINGLE RANGE
Style DesignatorROUND FLUSH MTG
Power SourceEXTERNAL
Nuclear Hardness Critical FeatureNONHARDENED
Meter Depth Behind Mounting Flange1.812 INCHES NOMINAL IN
Circuit Construction TypeNONELECTRONIC
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-447-8732 (5418-0)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 4
6625-01-447-87325418-0 SUCCESSOR
Probe,test
Fluke Electronics Corp
4310-00-719-537554180 INTERCHANGEABLE
Connecting Rod,piston
Mcculloch Corp
6680-01-081-775254180 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
4730-01-714-770954180 INTERCHANGEABLE
Coupling Assembly,quick Disconne
Jetstream of Houston, Llp Dba Jetstream of Houston Llp
Cross-Reference Index
Part NumberManufacturer
54180 Tennant Company (USA)
Related Parts
SUCCESSOR 6625-01-447-8732 Probe,test · 5418-0
4310-00-719-5375INTERCHANGEABLE
CONNECTING ROD,PISTON
54180
6680-01-081-7752INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
54180
4730-01-714-7709INTERCHANGEABLE
COUPLING ASSEMBLY,QUICK DISCONNE
54180

Frequently Asked Questions

What is NSN 6625-01-112-0171?

NSN 6625-01-112-0171 is a Ammeter, manufactured by Tennant Company, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-112-0171?

NSN 6625-01-112-0171 has 1 cross-referenced part number: 54180 (Tennant Company).

What NSN replaces 6625-01-112-0171?

There are 4 known substitutes for 6625-01-112-0171: 6625-01-447-8732, 4310-00-719-5375, 6680-01-081-7752 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54180?

Key specifications for 54180: Circuit Construction Type: NONELECTRONIC; Circuit Current for Which Designed: DC; Features Provided: ZERO ADJUSTER; Movement Type: MOVING IRON VANE. 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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