PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

622Voltmeter

Solartron Electronics Inc Weston Instruments Div · NSN 6625-00-557-5331 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-557-5331 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-557-5331. Primary manufacturer part number: 622.
Features
  • Voltmeter — FSC 6625
  • Measurement Range: +0.1 TO 50.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
  • Power Source: EXTERNAL
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY NAME AND RANGE
  • Accuracy in Percent: -0.5 TO 0.5 AT FULL SCALE SINGLE INDICATOR ALL RANGES
  • Features Provided: ZERO ADJUSTER
  • Operating Voltage Rating in Volts: 115.0 AC NOMINAL
  • Material: PLASTIC
Applications
  • Applications requiring Plastic construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-557-5331, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Solartron Electronics Inc Weston Instruments Div. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6625-00-557-5331
Primary Part Number622
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSolartron Electronics Inc Weston Instruments Div
StatusCANCELLED
Measurement Range+0.1 TO 50.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
Power SourceEXTERNAL
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY NAME AND RANGE
Accuracy in Percent-0.5 TO 0.5 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Features ProvidedZERO ADJUSTER
Operating Voltage Rating in Volts115.0 AC NOMINAL
MaterialPLASTIC
PhaseSINGLE
Frequency Rating60.000 HERTZ NOMINAL
Measurement Range+0.1 TO 50.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
Power SourceEXTERNAL
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY NAME AND RANGE
Accuracy in Percent-0.5 TO 0.5 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Features ProvidedZERO ADJUSTER
Operating Voltage Rating in Volts115.0 AC NOMINAL
MaterialPLASTIC
PhaseSINGLE
Frequency Rating60.000 HERTZ NOMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6625-00-193-6941
HAZMATNo
Verified Substitutes 12
No Item Name Available
Voltmeter
6625-00-538-88281373 SUCCESSOR
Ammeter
Jewell Instruments Llc
Voltmeter
Voltmeter
Voltmeter
Monitor,audio Frequency
6625-01-541-74757341 SUCCESSOR
Bath,compact,deep
Fluke Electronics Corp
Voltmeter
5895-01-500-298162-2 SUCCESSOR
Electronic Frequency Converter S
Telebyte, Inc.
Cross-Reference Index
Part NumberManufacturer
622 Solartron Electronics Inc Weston Instruments Div (USA)
341 Solartron Electronics Inc Weston Instruments Div (USA)
341 Electrical Instrument Service Inc Dba Electrical Instrmnt Svce (USA)
622-0-50VAC Solartron Electronics Inc Weston Instruments Div (USA)
622-0-50VAC Electrical Instrument Service Inc Dba Electrical Instrmnt Svce (USA)
Related Parts
SUCCESSOR 6625-00-193-6941 Voltmeter
6625-00-193-6942SUCCESSOR
NO ITEM NAME AVAILABLE
6625-00-538-8828SUCCESSOR
AMMETER
1373
6625-00-720-3168SUCCESSOR
VOLTMETER
6625-00-720-3169SUCCESSOR
VOLTMETER
6625-00-849-1793SUCCESSOR
VOLTMETER
5895-01-086-2298SUCCESSOR
MONITOR,AUDIO FREQUENCY
6625-01-541-7475SUCCESSOR
BATH,COMPACT,DEEP
7341
6625-00-539-9089SUCCESSOR
VOLTMETER
5895-01-500-2981SUCCESSOR
ELECTRONIC FREQUENCY CONVERTER S
62-2
6625-00-068-5560INTERCHANGEABLE
VOLTMETER
6625-00-186-1678INTERCHANGEABLE
AMMETER

Frequently Asked Questions

What is NSN 6625-00-557-5331?

NSN 6625-00-557-5331 is a Voltmeter, manufactured by Solartron Electronics Inc Weston Instruments Div, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-557-5331?

NSN 6625-00-557-5331 has 5 cross-referenced part numbers: 622 (Solartron Electronics Inc Weston Instruments Div), 341 (Solartron Electronics Inc Weston Instruments Div), 341 (Electrical Instrument Service Inc Dba Electrical Instrmnt Svce), 622-0-50VAC (Solartron Electronics Inc Weston Instruments Div), 622-0-50VAC (Electrical Instrument Service Inc Dba Electrical Instrmnt Svce).

What NSN replaces 6625-00-557-5331?

There are 12 known substitutes for 6625-00-557-5331: 6625-00-193-6942, 6625-00-193-6941, 6625-00-538-8828 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 622?

Key specifications for 622: Measurement Range: +0.1 TO 50.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE; Power Source: EXTERNAL; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY NAME AND RANGE; Accuracy in Percent: -0.5 TO 0.5 AT FULL SCALE SINGLE INDICATOR ALL RANGES. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-557-5331 still in active supply?

NSN 6625-00-557-5331 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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