PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS1-50-0-50UADCAmmeter

Jewell Instruments Llc · NSN 6625-00-488-2781 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-488-2781 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-488-2781. Primary manufacturer part number: MS1-50-0-50UADC.
Features
  • Ammeter — FSC 6625
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Scale Graduation Type: LINEAR SINGLE INDICATOR SINGLE RANGE
  • Style Designator: RECTANGULAR FLUSH MTG
  • Meter Body Diameter Behind Mounting Flange: 1.660 INCHES NOMINAL IN
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Installation Design: PANEL
  • Color: UNABLE TO DECODE
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-488-2781, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Jewell Instruments Llc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-488-2781
Primary Part NumberMS1-50-0-50UADC
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerJewell Instruments Llc
StatusACTIVE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
Meter Body Diameter Behind Mounting Flange1.660 INCHES NOMINAL IN
Nuclear Hardness Critical FeatureNONHARDENED
Installation DesignPANEL
ColorUNABLE TO DECODE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
FSC Application DataTEST SET,ELECTRONIC EQUIPMENT
Measurement Range-50.0 TO 50.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING IRON VANE
Meter Depth Behind Mounting Flange0.880 INCHES NOMINAL IN
Indicator TypeDIAL W/POINTER
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 SOLDER LUG
Mounting Facility Type and Quantity1 THREADED BODY
Scale Division Quantity20 SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
Circuit Current for Which DesignedDC
Panel for Which DesignedNONMAGNETIC
Movement Suspension MethodJEWEL PIVOT BASE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
Meter Body Diameter Behind Mounting Flange1.660 INCHES NOMINAL IN
Nuclear Hardness Critical FeatureNONHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.6300 lbs
Cube0.0190 cu ft
Verified Substitutes 7
3110-00-158-8542102-5221 INTERCHANGEABLE
Bearing,ball,annular
Raytheon Company Dba Raytheon
4730-00-230-8979MS1 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Dixon Valve & Coupling Company, Llc Div Dixon Fire
3825-00-633-9962 INTERCHANGEABLE
Sweeper,rotary,towed
3426-01-011-2424 INTERCHANGEABLE
Anode,plating
6130-01-049-1805MS-1 INTERCHANGEABLE
Adapter,power Supply
Rtp Corp
5950-01-121-7881 INTERCHANGEABLE
Reactor
5996-01-476-1410 INTERCHANGEABLE
Amplifier,audio Frequency
Cross-Reference Index
Part NumberManufacturer
G376352 Lucent Technologies Inc Advanced Technology Systems (USA)
MS1 Jewell Instruments Llc (USA)
MS1-50-0-50UADC PRIMARY Jewell Instruments Llc (USA)
Related Parts
3110-00-158-8542INTERCHANGEABLE
BEARING,BALL,ANNULAR
102-5221
4730-00-230-8979INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
MS1
3825-00-633-9962INTERCHANGEABLE
SWEEPER,ROTARY,TOWED
3426-01-011-2424INTERCHANGEABLE
ANODE,PLATING
6130-01-049-1805INTERCHANGEABLE
ADAPTER,POWER SUPPLY
MS-1
5950-01-121-7881INTERCHANGEABLE
REACTOR
5996-01-476-1410INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY

Frequently Asked Questions

What is NSN 6625-00-488-2781?

NSN 6625-00-488-2781 is a Ammeter, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-488-2781?

NSN 6625-00-488-2781 has 3 cross-referenced part numbers: G376352 (Lucent Technologies Inc Advanced Technology Systems), MS1 (Jewell Instruments Llc), MS1-50-0-50UADC (Jewell Instruments Llc).

What NSN replaces 6625-00-488-2781?

There are 7 known substitutes for 6625-00-488-2781: 3110-00-158-8542, 4730-00-230-8979, 3825-00-633-9962 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS1-50-0-50UADC?

Key specifications for MS1-50-0-50UADC: Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE; Scale Graduation Type: LINEAR SINGLE INDICATOR SINGLE RANGE; Style Designator: RECTANGULAR FLUSH MTG; Meter Body Diameter Behind Mounting Flange: 1.660 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com