PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

901-265Test Set,electron Tube

Hickok Waekon Llc · NSN 6625-00-999-5288 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-999-5288 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-999-5288. Primary manufacturer part number: 901-265.
Features
  • Test Set,electron Tube — FSC 6625
  • Filament Voltage Rating in Volts: +0.100 TO 1119.900
  • Installation Design: PORTABLE
  • Furnished Items and Quantity: 50 BLANK TUBE TEST CARDS,1 CALIBRATION CELL,METER,CIRCUIT MX-5712/USM-118,1 CARD KIT,TUBE TEST PROGRAMMING,MK-704/USM-118,1 SET CALIBRATION TEST CARD,1 SET TUBE TEST CARDS,1 SPECIAL HAND PUNCH,2 TECHNICAL NAMUAL
  • Operation Method: DYNAMIC MUTUAL CONDUCTANCE
  • Phase: SINGLE
  • Material: ALUMINUM CASE
  • Case Surface Treatment: ENAMEL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Case construction
General Description

The Test Set,electron Tube, cataloged under National Stock Number 6625-00-999-5288, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hickok Waekon Llc. Government technical data includes 18 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-999-5288
Primary Part Number901-265
Item NameTest Set,electron Tube
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerHickok Waekon Llc
StatusCANCELLED
Filament Voltage Rating in Volts+0.100 TO 1119.900
Installation DesignPORTABLE
Furnished Items and Quantity50 BLANK TUBE TEST CARDS,1 CALIBRATION CELL,METER,CIRCUIT MX-5712/USM-118,1 CARD KIT,TUBE TEST PROGRAMMING,MK-704/USM-118,1 SET CALIBRATION TEST CARD,1 SET TUBE TEST CARDS,1 SPECIAL HAND PUNCH,2 TECHNICAL NAMUAL
Operation MethodDYNAMIC MUTUAL CONDUCTANCE
PhaseSINGLE
MaterialALUMINUM CASE
Case Surface TreatmentENAMEL
AC Voltage Rating105.0 VOLTS MINIMUM AND 125.0 VOLTS MAXIMUM
Frequency Rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM
PhaseSINGLE
MaterialALUMINUM CASE
Case Surface TreatmentENAMEL
Filament Voltage Rating in Volts+0.100 TO 1119.900
Installation DesignPORTABLE
Furnished Items and Quantity50 BLANK TUBE TEST CARDS,1 CALIBRATION CELL,METER,CIRCUIT MX-5712/USM-118,1 CARD KIT,TUBE TEST PROGRAMMING,MK-704/USM-118,1 SET CALIBRATION TEST CARD,1 SET TUBE TEST CARDS,1 SPECIAL HAND PUNCH,2 TECHNICAL NAMUAL
Operation MethodDYNAMIC MUTUAL CONDUCTANCE
AC Voltage Rating105.0 VOLTS MINIMUM AND 125.0 VOLTS MAXIMUM
Frequency Rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeS
Unit of IssueEA
SMR CodeVS
Weight20.0000 lbs
Cube7.3333 cu ft
Verified Substitutes 2
No Item Name Available
6625-00-772-6106TV7PARENU SUCCESSOR
Test Set,electron Tube
Joint Electronics Type Designation System
Cross-Reference Index
Part NumberManufacturer
MILT23125PAREN Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
901-265 PRIMARY Hickok Waekon Llc (USA)
Related Parts
6625-00-691-2576SUCCESSOR
NO ITEM NAME AVAILABLE
6625-00-772-6106SUCCESSOR
TEST SET,ELECTRON TUBE
TV7PARENU

Frequently Asked Questions

What is NSN 6625-00-999-5288?

NSN 6625-00-999-5288 is a Test Set,electron Tube, manufactured by Hickok Waekon Llc, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-999-5288?

NSN 6625-00-999-5288 has 2 cross-referenced part numbers: MILT23125PAREN (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 901-265 (Hickok Waekon Llc).

What NSN replaces 6625-00-999-5288?

There are 2 known substitutes for 6625-00-999-5288: 6625-00-691-2576, 6625-00-772-6106. Verify interchangeability with system specifications before substitution.

What are the specifications of 901-265?

Key specifications for 901-265: Filament Voltage Rating in Volts: +0.100 TO 1119.900; Installation Design: PORTABLE; Furnished Items and Quantity: 50 BLANK TUBE TEST CARDS,1 CALIBRATION CELL,METER,CIRCUIT MX-5712/USM-118,1 CARD KIT,TUBE TEST PROGRAMMING,MK-704/USM-118,1 SET CALIBRATION TEST CARD,1 SET TUBE TEST CARDS,1 SPECIAL HAND PUNCH,2 TECHNICAL NAMUAL; Operation Method: DYNAMIC MUTUAL CONDUCTANCE. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-999-5288 still in active supply?

NSN 6625-00-999-5288 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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