PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

520AAnalyzer,video Integrating

Tektronix, Inc. · NSN 6625-00-390-3843 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-390-3843 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-390-3843. Primary manufacturer part number: 520A.
Features
  • Analyzer,video Integrating — FSC 6625
  • Indicator Type: CATHODE RAY TUBE
  • Unpackaged Unit Weight: 33.000 POUNDS NOMINAL LBS
  • AC Voltage Rating: 115.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
  • Functional Description: VECTORSCOPE (NTSC), MEASURES LUMINANCE AMPLITUDE, CHROMINANCE AMPLITUDEAND PHASE OF NTSC COMPOSITE COLOR TELEVISION SIGNAL
  • Phase: SINGLE
  • Electrical Power Source Relationship: OPERATING
  • Frequency Rating: 47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Analyzer,video Integrating, cataloged under National Stock Number 6625-00-390-3843, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Tektronix, Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-390-3843
Primary Part Number520A
Item NameAnalyzer,video Integrating
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTektronix, Inc.
StatusACTIVE
Indicator TypeCATHODE RAY TUBE
Unpackaged Unit Weight33.000 POUNDS NOMINAL LBS
AC Voltage Rating115.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Functional DescriptionVECTORSCOPE (NTSC), MEASURES LUMINANCE AMPLITUDE, CHROMINANCE AMPLITUDEAND PHASE OF NTSC COMPOSITE COLOR TELEVISION SIGNAL
PhaseSINGLE
Electrical Power Source RelationshipOPERATING
Frequency Rating47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
Unpackaged Unit Weight33.000 POUNDS NOMINAL LBS
AC Voltage Rating115.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Indicator TypeCATHODE RAY TUBE
Functional DescriptionVECTORSCOPE (NTSC), MEASURES LUMINANCE AMPLITUDE, CHROMINANCE AMPLITUDEAND PHASE OF NTSC COMPOSITE COLOR TELEVISION SIGNAL
PhaseSINGLE
Electrical Power Source RelationshipOPERATING
Frequency Rating47.0 HERTZ MINIMUM AND 63.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeS
Unit of IssueEA
SMR CodeVS
Weight41.0000 lbs
Cube4.6586 cu ft
Verified Substitutes 8
Current-Voltage Standard
4510-00-042-4814728-SS-369 INTERCHANGEABLE
Faucet,double
Chicago Faucet Co the
3439-00-262-2648FLEETWELD 37 1/8X14IN INTERCHANGEABLE
Electrode,welding
Lincoln Electric Holdings Inc
6130-00-975-4007 INTERCHANGEABLE
Power Supply
6625-01-091-1148520A INTERCHANGEABLE
Test Set,electronic Systems
Cxr Larus Corporation Div Cxr Telcom
5930-01-249-98441718555-3 INTERCHANGEABLE
Knob Selector Switc
L3 Technologies, Inc. Div Communication Systems-East
6625-01-254-3059520A INTERCHANGEABLE
Meter,field Strength
Nrd Llc
5905-01-377-19785189169 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
520A PRIMARY Tektronix, Inc. (USA)
Related Parts
6625-01-388-8181SUCCESSOR
CURRENT-VOLTAGE STANDARD
4510-00-042-4814INTERCHANGEABLE
FAUCET,DOUBLE
728-SS-369
3439-00-262-2648INTERCHANGEABLE
ELECTRODE,WELDING
FLEETWELD 37 1/8X14IN
6130-00-975-4007INTERCHANGEABLE
POWER SUPPLY
6625-01-091-1148INTERCHANGEABLE
TEST SET,ELECTRONIC SYSTEMS
520A
5930-01-249-9844INTERCHANGEABLE
KNOB SELECTOR SWITC
1718555-3
6625-01-254-3059INTERCHANGEABLE
METER,FIELD STRENGTH
520A
5905-01-377-1978INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5189169

Frequently Asked Questions

What is NSN 6625-00-390-3843?

NSN 6625-00-390-3843 is a Analyzer,video Integrating, manufactured by Tektronix, Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-390-3843?

NSN 6625-00-390-3843 has 1 cross-referenced part number: 520A (Tektronix, Inc.).

What NSN replaces 6625-00-390-3843?

There are 8 known substitutes for 6625-00-390-3843: 6625-01-388-8181, 4510-00-042-4814, 3439-00-262-2648 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 520A?

Key specifications for 520A: Indicator Type: CATHODE RAY TUBE; Overall Width: 16.875 INCHES NOMINAL IN; Unpackaged Unit Weight: 33.000 POUNDS NOMINAL LBS; AC Voltage Rating: 115.0 VOLTS NOMINAL AND 220.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED. 20 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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