PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4444-A-8-2Lead,test

Mueller Electric Company, Inc. Div Mueller Electric Company · NSN 6625-00-865-6641 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-865-6641 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-865-6641. Primary manufacturer part number: 4444-A-8-2.
Features
  • Lead,test — FSC 6625
  • Voltage Rating: 3000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
  • Material: PLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
  • Termination Type: PLUG TELEPHONE BOTH ENDS SINGLE CONDUCTOR
  • Round Conductor Size: 20 AWG SINGLE CONDUCTOR
  • Cross Section Outside Diameter: 0.085 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: ROUND
  • Color: RED FIRST POSITION COVER SINGLE CONDUCTOR
Applications
  • Applications requiring Plastic Polyvinyl Chloride (pvc) First Position Primary Insulation Single Conductor construction
General Description

The Lead,test, cataloged under National Stock Number 6625-00-865-6641, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Mueller Electric Company, Inc. Div Mueller Electric Company. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN6625-00-865-6641
Primary Part Number4444-A-8-2
Item NameLead,test
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMueller Electric Company, Inc. Div Mueller Electric Company
StatusACTIVE
Voltage Rating3000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Termination TypePLUG TELEPHONE BOTH ENDS SINGLE CONDUCTOR
Round Conductor Size20 AWG SINGLE CONDUCTOR
Cross Section Outside Diameter0.085 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
ColorRED FIRST POSITION COVER SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Conductor FormSTRANDED SINGLE CONDUCTOR
Voltage Rating3000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
Termination TypePLUG TELEPHONE BOTH ENDS SINGLE CONDUCTOR
Round Conductor Size20 AWG SINGLE CONDUCTOR
Cross Section Outside Diameter0.085 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
ColorRED FIRST POSITION COVER SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
Conductor FormSTRANDED SINGLE CONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZN
Weight0.0200 lbs
Cube0.0058 cu ft
Verified Substitutes 12
4320-00-163-0522 INTERCHANGEABLE
Pump Eccentric
5910-00-187-6661484992-10 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Naval Ship Systems Command
2940-00-217-3588100249 INTERCHANGEABLE
Filter Element,fluid
Cadillac Gage Textron Inc.
5910-00-280-5297X3105-161 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Hickok Waekon Llc
5910-00-284-4932 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
2940-00-529-274151062 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
5910-00-644-58383105-126 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Hickok Waekon Llc
5910-00-668-42333105-116 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Hickok Waekon Llc
5910-00-668-4242 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5910-00-681-6247P8292ZN6 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
Cd Snow Hill, Llc
Cross-Reference Index
Part NumberManufacturer
4444-A-8-2 Mueller Electric Company, Inc. Div Mueller Electric Company (USA)
990C653H01 Northrop Grumman Systems Corporation Dba Electronic Systems (USA)
P-8-2 Zabel Technik Gmbh (DEU)
EFD-08021-0064 Baainbw Abt. L (DEU)
723898-726 Raytheon Company Div Rmd Strategic (USA)
P8RED Fluke Electronics Corp Pomona Electronics Div (USA)
Related Parts
4320-00-163-0522INTERCHANGEABLE
PUMP ECCENTRIC
5910-00-187-6661INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
484992-10
2940-00-217-3588INTERCHANGEABLE
FILTER ELEMENT,FLUID
100249
5910-00-280-5297INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
X3105-161
5910-00-284-4932INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
2940-00-529-2741INTERCHANGEABLE
FILTER ELEMENT,FLUID
51062
5910-00-644-5838INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
3105-126
5910-00-668-4233INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
3105-116
5910-00-668-4242INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5910-00-681-6247INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
P8292ZN6
4720-01-099-1064INTERCHANGEABLE
TUBING,NONMETALLIC
P8-2
3460-01-136-1515INTERCHANGEABLE
PILOT,COUNTERBORE
P-82

Frequently Asked Questions

What is NSN 6625-00-865-6641?

NSN 6625-00-865-6641 is a Lead,test, manufactured by Mueller Electric Company, Inc. Div Mueller Electric Company, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-865-6641?

NSN 6625-00-865-6641 has 6 cross-referenced part numbers: 4444-A-8-2 (Mueller Electric Company, Inc. Div Mueller Electric Company), 990C653H01 (Northrop Grumman Systems Corporation Dba Electronic Systems), P-8-2 (Zabel Technik Gmbh), EFD-08021-0064 (Baainbw Abt. L), 723898-726 (Raytheon Company Div Rmd Strategic) and 1 more.

What NSN replaces 6625-00-865-6641?

There are 12 known substitutes for 6625-00-865-6641: 4320-00-163-0522, 5910-00-187-6661, 2940-00-217-3588 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4444-A-8-2?

Key specifications for 4444-A-8-2: Voltage Rating: 3000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR; Material: PLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR; Termination Type: PLUG TELEPHONE BOTH ENDS SINGLE CONDUCTOR; Round Conductor Size: 20 AWG SINGLE CONDUCTOR. 18 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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