PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3444Test Set,electron Tube

Triplett (bluffton) Corporation Dba Lfe Instruments · NSN 6625-00-991-5179 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-991-5179 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-991-5179. Primary manufacturer part number: 3444.
Features
  • Test Set,electron Tube — FSC 6625
  • Material: WOOD CASE
  • Phase: SINGLE
  • Operation Method: DYNAMIC MUTUAL CONDUCTANCE
  • Furnished Items and Quantity: 1 CAP GRID,BLACK;1 CAP PLATE,RED
  • Installation Design: PORTABLE
  • Filament Voltage Rating in Volts: +0.630 TO 117.000
  • Scale Unit of Measure Inscription: MICROHM AND MILLIVOLTS AND MEGOHMS AND VOLTS, AC AND VOLTS, DC AND MILLIAMPERES, DC
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Wood Case construction
General Description

The Test Set,electron Tube, cataloged under National Stock Number 6625-00-991-5179, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Triplett (bluffton) Corporation Dba Lfe Instruments. Government technical data includes 16 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-991-5179
Primary Part Number3444
Item NameTest Set,electron Tube
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTriplett (bluffton) Corporation Dba Lfe Instruments
StatusACTIVE
MaterialWOOD CASE
PhaseSINGLE
Operation MethodDYNAMIC MUTUAL CONDUCTANCE
Furnished Items and Quantity1 CAP GRID,BLACK;1 CAP PLATE,RED
Installation DesignPORTABLE
Filament Voltage Rating in Volts+0.630 TO 117.000
Scale Unit of Measure InscriptionMICROHM AND MILLIVOLTS AND MEGOHMS AND VOLTS, AC AND VOLTS, DC AND MILLIAMPERES, DC
AC Voltage Rating117.0 VOLTS NOMINAL
MaterialWOOD CASE
PhaseSINGLE
Operation MethodDYNAMIC MUTUAL CONDUCTANCE
Furnished Items and Quantity1 CAP GRID,BLACK;1 CAP PLATE,RED
Installation DesignPORTABLE
Filament Voltage Rating in Volts+0.630 TO 117.000
Scale Unit of Measure InscriptionMICROHM AND MILLIVOLTS AND MEGOHMS AND VOLTS, AC AND VOLTS, DC AND MILLIAMPERES, DC
AC Voltage Rating117.0 VOLTS NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 12
5310-00-012-0214 INTERCHANGEABLE
Washer,lock
4310-00-363-69863444X INTERCHANGEABLE
Valve,control
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5930-00-406-61432-47314 INTERCHANGEABLE
Switch,thermostatic
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
3020-00-423-08003444 INTERCHANGEABLE
Gear,spur
Clark Material Handling Company
3040-00-723-1968DS-932475 INTERCHANGEABLE
Cam,control
Eaton Aerospace, Llc Dba Jackson South
5342-00-737-1174 INTERCHANGEABLE
Clip,spring
5975-00-995-8168ST45100 INTERCHANGEABLE
Box Connector,electrical
Egs Electrical Group Appleton Div
6610-01-025-82833444 INTERCHANGEABLE
Shaft Assembly
Kearflex Engineering Company
4510-01-045-4029111-1405 INTERCHANGEABLE
Bowl,water Closet
Wallace-Murray Corp Eljer Plumbingware Div Vitreous China Plant
6750-01-066-99143444 INTERCHANGEABLE
Plate,photographic
Horizons Incorporated Div Imaging Systems Group
Cross-Reference Index
Part NumberManufacturer
3444 PRIMARY Triplett (bluffton) Corporation Dba Lfe Instruments (USA)
Related Parts
5310-00-012-0214INTERCHANGEABLE
WASHER,LOCK
4310-00-363-6986INTERCHANGEABLE
VALVE,CONTROL
3444X
5930-00-406-6143INTERCHANGEABLE
SWITCH,THERMOSTATIC
2-47314
3020-00-423-0800INTERCHANGEABLE
GEAR,SPUR
3444
3040-00-723-1968INTERCHANGEABLE
CAM,CONTROL
DS-932475
5342-00-737-1174INTERCHANGEABLE
CLIP,SPRING
5975-00-995-8168INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
ST45100
6610-01-025-8283INTERCHANGEABLE
SHAFT ASSEMBLY
3444
4510-01-045-4029INTERCHANGEABLE
BOWL,WATER CLOSET
111-1405
6750-01-066-9914INTERCHANGEABLE
PLATE,PHOTOGRAPHIC
3444
4730-01-111-4695INTERCHANGEABLE
COUPLING,PIPE
6515-01-326-1611INTERCHANGEABLE
BLADE,ARTHROSCOPIC,SURGICAL
3444

Frequently Asked Questions

What is NSN 6625-00-991-5179?

NSN 6625-00-991-5179 is a Test Set,electron Tube, manufactured by Triplett (bluffton) Corporation Dba Lfe Instruments, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-991-5179?

NSN 6625-00-991-5179 has 1 cross-referenced part number: 3444 (Triplett (bluffton) Corporation Dba Lfe Instruments).

What NSN replaces 6625-00-991-5179?

There are 12 known substitutes for 6625-00-991-5179: 5310-00-012-0214, 4310-00-363-6986, 5930-00-406-6143 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3444?

Key specifications for 3444: Overall Width: 15.100 INCHES NOMINAL IN; Material: WOOD CASE; Phase: SINGLE; Operation Method: DYNAMIC MUTUAL CONDUCTANCE. 22 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com