PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

303-07Voltmeter

Ballantine Laboratories Inc · NSN 6625-00-488-4040 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-488-4040 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-488-4040. Primary manufacturer part number: 303-07.
Features
  • Voltmeter — FSC 6625
  • Frequency Rating: 50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM
  • Installation Design: BENCH OR RACK
  • Phase: SINGLE
  • Style Designator: RECTANGULAR OR SQUARE
  • Operating Voltage Rating in Volts: 120.0 AC MINIMUM AND 240.0 AC MAXIMUM
  • Circuit Current for Which Designed: AC
  • Indicator Type: DIAL W/POINTER
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-488-4040, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ballantine Laboratories Inc. Government technical data includes 16 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-488-4040
Primary Part Number303-07
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerBallantine Laboratories Inc
StatusACTIVE
Frequency Rating50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM
Installation DesignBENCH OR RACK
PhaseSINGLE
Style DesignatorRECTANGULAR OR SQUARE
Operating Voltage Rating in Volts120.0 AC MINIMUM AND 240.0 AC MAXIMUM
Circuit Current for Which DesignedAC
Indicator TypeDIAL W/POINTER
Power SourceEXTERNAL OR INTERNAL
Frequency Rating50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM
Installation DesignBENCH OR RACK
PhaseSINGLE
Style DesignatorRECTANGULAR OR SQUARE
Operating Voltage Rating in Volts120.0 AC MINIMUM AND 240.0 AC MAXIMUM
Circuit Current for Which DesignedAC
Indicator TypeDIAL W/POINTER
Power SourceEXTERNAL OR INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeU
Unit of IssueEA
SMR CodeVU
Weight17.0000 lbs
Cube3.7892 cu ft
Verified Substitutes 12
6625-00-058-2777 INTERCHANGEABLE
Voltmeter
6625-00-450-2066 INTERCHANGEABLE
Voltmeter
2530-00-450-927130307L INTERCHANGEABLE
Axle Housing
Midwest Gear & Tool, Inc.
2940-00-521-8488K0030309 INTERCHANGEABLE
Air Cleaner,intake
Leroi International Inc Dba Compair Leroi
5910-00-648-7503AP071B INTERCHANGEABLE
Capacitor,variable,mica Dielectr
F W Capacitors Inc
6625-00-775-1791311U8 INTERCHANGEABLE
Voltmeter
Ballantine Laboratories Inc
1650-00-946-875130307 INTERCHANGEABLE
Piston,damper
The Boeing Company Div Defense
6625-01-010-35143046A INTERCHANGEABLE
Voltmeter
Ballantine Laboratories Inc
5950-01-079-4710 INTERCHANGEABLE
Transformer,pulse
3110-01-139-612330307 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
Cross-Reference Index
Part NumberManufacturer
A-A-50680 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
303-07 PRIMARY Ballantine Laboratories Inc (USA)
Related Parts
6625-00-058-2777INTERCHANGEABLE
VOLTMETER
6625-00-450-2066INTERCHANGEABLE
VOLTMETER
2530-00-450-9271INTERCHANGEABLE
AXLE HOUSING
30307L
2940-00-521-8488INTERCHANGEABLE
AIR CLEANER,INTAKE
K0030309
5910-00-648-7503INTERCHANGEABLE
CAPACITOR,VARIABLE,MICA DIELECTR
AP071B
6625-00-775-1791INTERCHANGEABLE
VOLTMETER
311U8
1650-00-946-8751INTERCHANGEABLE
PISTON,DAMPER
30307
6625-01-010-3514INTERCHANGEABLE
VOLTMETER
3046A
5950-01-079-4710INTERCHANGEABLE
TRANSFORMER,PULSE
3110-01-139-6123INTERCHANGEABLE
BEARING,ROLLER,TAPERED
30307
5905-01-245-6355INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
30307
5950-01-335-4828INTERCHANGEABLE
TRANSFORMER,PULSE
9355993

Frequently Asked Questions

What is NSN 6625-00-488-4040?

NSN 6625-00-488-4040 is a Voltmeter, manufactured by Ballantine Laboratories Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-488-4040?

NSN 6625-00-488-4040 has 2 cross-referenced part numbers: A-A-50680 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 303-07 (Ballantine Laboratories Inc).

What NSN replaces 6625-00-488-4040?

There are 12 known substitutes for 6625-00-488-4040: 6625-00-058-2777, 6625-00-450-2066, 2530-00-450-9271 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 303-07?

Key specifications for 303-07: Frequency Rating: 50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM; Installation Design: BENCH OR RACK; Special Features: RACK MOUNT 1 OR 2 303 METERS W/MODEL 8007IN X19IN RACK MOUNT KIT IN; Phase: SINGLE. 24 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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