PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

327T0-50DCUAAmmeter

Triplett (bluffton) Corporation Dba Lfe Instruments · NSN 6625-00-188-3739 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-188-3739 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-188-3739. Primary manufacturer part number: 327T0-50DCUA.
Features
  • Ammeter — FSC 6625
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
  • Mounting Stud Diameter: 0.112 INCHES NOMINAL IN
  • Measurement Range: +0.0 TO 50.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.250 INCHES NOMINAL IN
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Installation Design: PANEL
  • Mounting Arrangement Style: FOUR HOLE/STUD RECTANGULAR/SQUARE
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-188-3739, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Triplett (bluffton) Corporation Dba Lfe Instruments. Government technical data includes 27 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-188-3739
Primary Part Number327T0-50DCUA
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTriplett (bluffton) Corporation Dba Lfe Instruments
StatusCANCELLED
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Measurement Range+0.0 TO 50.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Width2.250 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Movement TypeMOVING COIL, PERMANENT MAGNET
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
Center to Center Distance Between Mounting Facilities Parallel to Length2.250 INCHES NOMINAL IN
Sensitivity Rating75.0 MILLIVOLTS
Circuit Current for Which DesignedDC
Style DesignatorRECTANGULAR FLUSH MTG
Movement Suspension MethodJEWEL PIVOT BASE
ColorUNABLE TO DECODE
Mounting Facility Type and Quantity4 THREADED STUD(S)
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.000 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Measurement Range+0.0 TO 50.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Width2.250 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6625-00-423-5345 (378-0471)
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Verified Substitutes 12
6625-00-189-7026378-0470 SUCCESSOR
Ammeter
Continental Electronics Corp
6625-00-423-5345378-0471 SUCCESSOR
Ammeter
Continental Electronics Corp
6625-00-643-1468450-0089-00 SUCCESSOR
Ammeter
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6625-00-649-3881531 SUCCESSOR
Ammeter
Hoyt Electrical Instrument Works, Inc. Dba Hoyt Electrical Instrument Works Inc
5915-00-030-7141 INTERCHANGEABLE
Network,hybrid Circuit
5935-00-052-0735 INTERCHANGEABLE
Plug,telephone
5960-00-188-8582 INTERCHANGEABLE
Electron Tube
5310-00-208-2823S8201-838068-173 INTERCHANGEABLE
Nut,plain,round
Naval Ship Systems Command
6130-00-250-2236 INTERCHANGEABLE
Rectifier,metallic
5310-00-262-570927B INTERCHANGEABLE
Washer,flat
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
Cross-Reference Index
Part NumberManufacturer
531 American Instrument Corp (USA)
327T0-50DCUA PRIMARY Triplett (bluffton) Corporation Dba Lfe Instruments (USA)
458-0403-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
27B Simpson Electric Company, Inc. (USA)
531 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
458-0403-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
MR111-27-50 The Technical Material Corporation Dba T M C (USA)
327A Triplett (bluffton) Corporation Dba Lfe Instruments (USA)
00606296013771 The Technical Material Corporation Dba T M C (USA)
Related Parts
SUCCESSOR 6625-00-423-5345 Ammeter · 378-0471
6625-00-189-7026SUCCESSOR
AMMETER
378-0470
6625-00-643-1468SUCCESSOR
AMMETER
450-0089-00
6625-00-649-3881SUCCESSOR
AMMETER
531
5915-00-030-7141INTERCHANGEABLE
NETWORK,HYBRID CIRCUIT
5935-00-052-0735INTERCHANGEABLE
PLUG,TELEPHONE
5960-00-188-8582INTERCHANGEABLE
ELECTRON TUBE
5310-00-208-2823INTERCHANGEABLE
NUT,PLAIN,ROUND
S8201-838068-173
6130-00-250-2236INTERCHANGEABLE
RECTIFIER,METALLIC
5310-00-262-5709INTERCHANGEABLE
WASHER,FLAT
27B
5930-00-474-8453INTERCHANGEABLE
SWITCH,DRUM TYPE
R327A
5805-00-503-1145INTERCHANGEABLE
RINGER,TELEPHONE
SM-D-208072

Frequently Asked Questions

What is NSN 6625-00-188-3739?

NSN 6625-00-188-3739 is a Ammeter, manufactured by Triplett (bluffton) Corporation Dba Lfe Instruments, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-188-3739?

NSN 6625-00-188-3739 has 9 cross-referenced part numbers: 531 (American Instrument Corp), 327T0-50DCUA (Triplett (bluffton) Corporation Dba Lfe Instruments), 458-0403-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 27B (Simpson Electric Company, Inc.), 531 (Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc) and 4 more.

What NSN replaces 6625-00-188-3739?

There are 12 known substitutes for 6625-00-188-3739: 6625-00-189-7026, 6625-00-423-5345, 6625-00-643-1468 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 327T0-50DCUA?

Key specifications for 327T0-50DCUA: Circuit Attachment Method and Quantity: 2 THREADED STUD; Mounting Stud Diameter: 0.112 INCHES NOMINAL IN; Measurement Range: +0.0 TO 50.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE; Center to Center Distance Between Mounting Facilities Parallel to Width: 2.250 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-188-3739 still in active supply?

NSN 6625-00-188-3739 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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