PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68A4-C243Ammeter

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 6625-00-578-5212 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-578-5212 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-578-5212. Primary manufacturer part number: 68A4-C243.
Features
  • Ammeter — FSC 6625
  • Dial Scale Marking Color: WHITE SINGLE INDICATOR SINGLE RANGE
  • Circuit Construction Type: NONELECTRONIC
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Environmental Protection: DUST TIGHT AND WATERPROOF
  • Accuracy in Percent: -10.0 TO 10.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Furnished Items and Quantity: TERM. HDW 2
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-00-578-5212, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-578-5212
Primary Part Number68A4-C243
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusCANCELLED
Dial Scale Marking ColorWHITE SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
FSC Application DataTEST SET,ELECT. EQUIP.
Environmental ProtectionDUST TIGHT AND WATERPROOF
Accuracy in Percent-10.0 TO 10.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Nuclear Hardness Critical FeatureNONHARDENED
Furnished Items and QuantityTERM. HDW 2
Meter Body Diameter Behind Mounting Flange2.031 INCHES NOMINAL IN
Indicator TypeDIAL W/POINTER
Power SourceEXTERNAL
ColorUNABLE TO DECODE
Style DesignatorROUND FLUSH MTG
Circuit Current for Which DesignedDC
Pointer ColorWHITE SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 THREADED STUD
Measurement Range-60.0 TO 60.0 AMPERES SINGLE INDICATOR SINGLE RANGE
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodTAUT BAND
Meter Depth Behind Mounting Flange0.688 INCHES NOMINAL IN
Panel for Which DesignedNONMAGNETIC
Scale Division Quantity4 SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type and Quantity1 CLAMP
Scale Selection MethodTERMINAL
Movement TypeMOVING IRON VANE
Installation DesignPANEL
Overall Diameter2.188 INCHES NOMINAL IN
Dial Scale Marking ColorWHITE SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZZ
Weight0.3084 lbs
Cube0.0161 cu ft
Verified Substitutes 9
5310-00-448-256670344 INTERCHANGEABLE
Washer,flat
L3 Aviation Products, Inc. Dba L3 Technologies
3030-00-983-2873 INTERCHANGEABLE
Belts,v,matched Set
6625-01-099-3793 INTERCHANGEABLE
Ammeter
5305-01-102-550803272200 INTERCHANGEABLE
Setscrew
Hatz Diesel of America Inc
5950-01-103-11917034-4 INTERCHANGEABLE
Coil,radio Frequency
Gowanda Holdings, Llc Div Gowanda Electronics Corp.
5935-01-337-458082-202 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
5935-01-385-6260 INTERCHANGEABLE
Connector,plug,electrical
6130-01-538-20328220-2 INTERCHANGEABLE
Power Supply Assembly
Omnitron Systems Technology, Inc. Dba Omnitron Systems Technology Inc
5140-01-565-696482202 INTERCHANGEABLE
Tool Box,portable
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
D-357-X Stewart-Warner Corporation (USA)
68A4-C243 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
524674 Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co (USA)
70344 Little Giant Crane and Shovel Inc (USA)
PT-4017-P Viking Lifts, Inc (USA)
337-BJ Stewart-Warner Corporation (USA)
357-X Stewart-Warner Corporation (USA)
1435-546 Liquidonics Industries Inc (USA)
82202 PRIMARY Stewart-Warner Corporation (USA)
Related Parts
5310-00-448-2566INTERCHANGEABLE
WASHER,FLAT
70344
3030-00-983-2873INTERCHANGEABLE
BELTS,V,MATCHED SET
6625-01-099-3793INTERCHANGEABLE
AMMETER
5305-01-102-5508INTERCHANGEABLE
SETSCREW
03272200
5950-01-103-1191INTERCHANGEABLE
COIL,RADIO FREQUENCY
7034-4
5935-01-337-4580INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
82-202
5935-01-385-6260INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
6130-01-538-2032INTERCHANGEABLE
POWER SUPPLY ASSEMBLY
8220-2
5140-01-565-6964INTERCHANGEABLE
TOOL BOX,PORTABLE
82202

Frequently Asked Questions

What is NSN 6625-00-578-5212?

NSN 6625-00-578-5212 is a Ammeter, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-578-5212?

NSN 6625-00-578-5212 has 9 cross-referenced part numbers: D-357-X (Stewart-Warner Corporation), 68A4-C243 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 524674 (Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co), 70344 (Little Giant Crane and Shovel Inc), PT-4017-P (Viking Lifts, Inc) and 4 more.

What NSN replaces 6625-00-578-5212?

There are 9 known substitutes for 6625-00-578-5212: 5310-00-448-2566, 3030-00-983-2873, 6625-01-099-3793 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 68A4-C243?

Key specifications for 68A4-C243: Dial Scale Marking Color: WHITE SINGLE INDICATOR SINGLE RANGE; Circuit Construction Type: NONELECTRONIC; Special Features: TERM. SERVE AS MTG STUDS FOR CLAMP; FSC Application Data: TEST SET,ELECT. EQUIP.. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-578-5212 still in active supply?

NSN 6625-00-578-5212 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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