PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HS2Voltmeter

Jewell Instruments Llc · NSN 6625-00-542-1425 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-542-1425 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-542-1425. Primary manufacturer part number: HS2.
Features
  • Voltmeter — FSC 6625
  • Mounting Bolt Circle Diameter: 2.437 INCHES NOMINAL IN
  • Scale Division Quantity: 30 SECOND INDICATOR SINGLE RANGE
  • Mounting Hole Diameter: 0.125 INCHES NOMINAL IN
  • Circuit Current for Which Designed: AC OR DC
  • Indicator Type: DIAL W/POINTER
  • Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE
  • Dial Scale Marking Color: BLACK ALL INDICATORS ALL RANGES
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-542-1425, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-542-1425
Primary Part NumberHS2
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerJewell Instruments Llc
StatusACTIVE
Mounting Bolt Circle Diameter2.437 INCHES NOMINAL IN
Scale Division Quantity30 SECOND INDICATOR SINGLE RANGE
Mounting Hole Diameter0.125 INCHES NOMINAL IN
Circuit Current for Which DesignedAC OR DC
Indicator TypeDIAL W/POINTER
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Dial Scale Marking ColorBLACK ALL INDICATORS ALL RANGES
Overall Diameter2.695 INCHES NOMINAL IN
Furnished Items and QuantityMETER SHUNT ASSEMBLY 1
Style DesignatorROUND FLUSH MTG
Scale Division Quantity30 FIRST INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.068 INCHES NOMINAL IN
Measurement Range+0.0 TO 150.0 VOLTS, AC SECOND INDICATOR SINGLE RANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE FIRST INDICATOR SINGLE RANGE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SECOND INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.125 INCHES NOMINAL IN
Sensitivity Rating100.0 OHMS PER VOLT
Installation DesignPANEL
ColorUNABLE TO DECODE
Measurement Range+0.0 TO 30.0 VOLTS, DC FIRST INDICATOR SINGLE RANGE
Movement TypeMOVING IRON VANE
Movement Suspension MethodJEWEL PIVOT BASE
Circuit Attachment Method and Quantity2 SOLDER LUG
Mounting Facility Type and Quantity1 FLANGE AND 3 UNTHREADED HOLE(S)
Special MarkingsRED LINE AT 23 V ON DC SCALE; RED LINE AT 115 V ON AC SCALE V
Surface TreatmentENAMEL
Installation DesignPANEL
ColorUNABLE TO DECODE
Mounting Bolt Circle Diameter2.437 INCHES NOMINAL IN
Scale Division Quantity30 SECOND INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5999-00-162-8694 (32P238849-21-11)
HAZMATNo
Verified Substitutes 5
5999-00-162-869432P238849-21-11 SUCCESSOR
Shielding Gasket,electronic
Herley Chicago Dba Stewart Warner Electronics
Voltmeter
6625-00-538-9019150-84 SUCCESSOR
Voltmeter
Entron Industries Limited Partnership Dba Entron Industries Property Div
5999-00-677-984911066463-002 SUCCESSOR
Clip,electrical
Us Army Aviation and Missile Command
5999-00-688-7700 INTERCHANGEABLE
Wire Mesh,knitted
Cross-Reference Index
Part NumberManufacturer
HS2 Jewell Instruments Llc (USA)
10107 Jackson Electrical Instrument Co (USA)
Related Parts
SUCCESSOR 5999-00-162-8694 Shielding Gasket,electronic · 32P238849-21-11
6625-00-500-0770SUCCESSOR
VOLTMETER
6625-00-538-9019SUCCESSOR
VOLTMETER
150-84
5999-00-677-9849SUCCESSOR
CLIP,ELECTRICAL
11066463-002
5999-00-688-7700INTERCHANGEABLE
WIRE MESH,KNITTED

Frequently Asked Questions

What is NSN 6625-00-542-1425?

NSN 6625-00-542-1425 is a Voltmeter, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-542-1425?

NSN 6625-00-542-1425 has 2 cross-referenced part numbers: HS2 (Jewell Instruments Llc), 10107 (Jackson Electrical Instrument Co).

What NSN replaces 6625-00-542-1425?

There are 5 known substitutes for 6625-00-542-1425: 5999-00-162-8694, 6625-00-500-0770, 6625-00-538-9019 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HS2?

Key specifications for HS2: Mounting Bolt Circle Diameter: 2.437 INCHES NOMINAL IN; Scale Division Quantity: 30 SECOND INDICATOR SINGLE RANGE; Mounting Hole Diameter: 0.125 INCHES NOMINAL IN; Circuit Current for Which Designed: AC OR DC. 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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