PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

85776Ammeter

Wurlitzer Co the · NSN 6625-00-649-1632 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-649-1632 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-649-1632. Primary manufacturer part number: 85776.
Features
  • Ammeter — FSC 6625
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Movement Suspension Method: METAL PIVOT BASE
  • Mounting Facility Type and Quantity: 1 FLANGE
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Mounting Bolt Circle Diameter: 2.440 INCHES NOMINAL IN
  • Sensitivity Rating: 150.0 MILLIVOLTS
  • Style Designator: ROUND FLUSH MTG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-00-649-1632, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Wurlitzer Co the. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 10 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
NSN6625-00-649-1632
Primary Part Number85776
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerWurlitzer Co the
StatusCANCELLED
Movement TypeMOVING COIL, PERMANENT MAGNET
Movement Suspension MethodMETAL PIVOT BASE
Mounting Facility Type and Quantity1 FLANGE
Nuclear Hardness Critical FeatureNONHARDENED
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Sensitivity Rating150.0 MILLIVOLTS
Style DesignatorROUND FLUSH MTG
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
ColorUNABLE TO DECODE
Scale Division Quantity6 SINGLE INDICATOR SINGLE RANGE
Features ProvidedMAGNETIC SHIELD
Meter Depth Behind Mounting Flange1.600 INCHES NOMINAL IN
Overall Diameter2.695 INCHES NOMINAL IN
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Circuit Attachment Method and Quantity2 SOLDER STUD
Special MarkingsSEALED-DO NOT OPEN
Meter Body Diameter Behind Mounting Flange2.210 INCHES NOMINAL IN
Measurement Range+0.0 TO 1.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Indicator TypeDIAL W/POINTER
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Dielectric Withstanding Voltage in Volts3000.0
Circuit Construction TypeNONELECTRONIC
Circuit Current for Which DesignedDC
Test Data Document81349-MIL-M-10304 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Panel for Which DesignedNONMAGNETIC
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6625-00-220-9986
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeDZ
Weight0.6283 lbs
Cube0.0275 cu ft
Verified Substitutes 12
6625-00-053-8163476-0440-010 SUCCESSOR
Voltmeter
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Meter,audio Level
Ammeter
Ammeter
6625-00-913-725463A3D26 SUCCESSOR
Meter,arbitrary Scale
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Meter,arbitrary Scale
6625-01-168-6813P10304-004-01 SUCCESSOR
Ammeter
Us Army Aviation and Missile Command
6625-01-483-3636265-907 SUCCESSOR
Ammeter
Jewell Instruments Llc
Server,automatic Data Processing
5910-00-138-1679 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Cross-Reference Index
Part NumberManufacturer
85776 Wurlitzer Co the (USA)
L291561-5 Raytheon Company Dba Raytheon Co (USA)
215-00518 Phaostron Instrument and Electronic Company (USA)
MR26W001DCMAR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
265659 Ideal Precision Meter Co Dba Ideal Precision Meter Co (USA)
72P200582 Herley Chicago Dba Stewart Warner Electronics (USA)
MILM6A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
C3150-5-2 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
C3150-2 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
202-33603-6 Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division (USA)
MIL-PRF-10304/5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-M-10304/5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2521-4101001 Solartron Electronics Inc Weston Instruments Div (USA)
CWS3150-5-2 Herley Chicago Dba Stewart Warner Electronics (USA)
253425 Solartron Electronics Inc Weston Instruments Div (USA)
R230 Ideal Precision Meter Co Dba Ideal Precision Meter Co (USA)
ADD3-20694 Wacline Division of Simmonds Precision Products Inc (USA)
145022 Solartron Electronics Inc Weston Instruments Div (USA)
Related Parts
SUCCESSOR 6625-00-220-9986 Meter,audio Level
6625-00-053-8163SUCCESSOR
VOLTMETER
476-0440-010
6625-00-725-8151SUCCESSOR
AMMETER
6625-00-841-7570SUCCESSOR
AMMETER
6625-00-913-7254SUCCESSOR
METER,ARBITRARY SCALE
63A3D26
6625-01-048-3748SUCCESSOR
METER,ARBITRARY SCALE
6625-01-168-6813SUCCESSOR
AMMETER
P10304-004-01
6625-01-483-3636SUCCESSOR
AMMETER
265-907
7035-01-663-1982SUCCESSOR
SERVER,AUTOMATIC DATA PROCESSING
5910-00-138-1679INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
6625-00-144-0165INTERCHANGEABLE
AMMETER
6625-00-144-0409INTERCHANGEABLE
AMMETER

Frequently Asked Questions

What is NSN 6625-00-649-1632?

NSN 6625-00-649-1632 is a Ammeter, manufactured by Wurlitzer Co the, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-649-1632?

NSN 6625-00-649-1632 has 18 cross-referenced part numbers: 85776 (Wurlitzer Co the), L291561-5 (Raytheon Company Dba Raytheon Co), 215-00518 (Phaostron Instrument and Electronic Company), MR26W001DCMAR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 265659 (Ideal Precision Meter Co Dba Ideal Precision Meter Co) and 13 more.

What NSN replaces 6625-00-649-1632?

There are 12 known substitutes for 6625-00-649-1632: 6625-00-053-8163, 6625-00-220-9986, 6625-00-725-8151 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 85776?

Key specifications for 85776: Movement Type: MOVING COIL, PERMANENT MAGNET; Movement Suspension Method: METAL PIVOT BASE; Mounting Facility Type and Quantity: 1 FLANGE; Nuclear Hardness Critical Feature: NONHARDENED. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-649-1632 still in active supply?

NSN 6625-00-649-1632 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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