PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12BLead,test

Honeywell Inc Micro Switch Div Marlboro Plant · NSN 6625-00-649-4929 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-649-4929 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-649-4929. Primary manufacturer part number: 12B.
Features
  • Lead,test — FSC 6625
  • Conductor Form: STRANDED SINGLE CONDUCTOR
  • Material: PLASTIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
  • Material: COPPER CORE CONDUCTOR ALL CONDUCTORS
  • Color: BLUE FIRST POSITION COVER SINGLE CONDUCTOR
  • Strand Quantity Per Conductor: 19 SINGLE CONDUCTOR
  • Termination Type: CONNECTOR PLUG BOTH ENDS SINGLE CONDUCTOR
  • Strand Awg Size Per Conductor: 30 SINGLE CONDUCTOR
Applications
  • Applications requiring Plastic First Position Primary Insulation Single Conductor construction
General Description

The Lead,test, cataloged under National Stock Number 6625-00-649-4929, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Honeywell Inc Micro Switch Div Marlboro Plant. Government technical data includes 18 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. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-649-4929
Primary Part Number12B
Item NameLead,test
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerHoneywell Inc Micro Switch Div Marlboro Plant
StatusACTIVE
Conductor FormSTRANDED SINGLE CONDUCTOR
MaterialPLASTIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
ColorBLUE FIRST POSITION COVER SINGLE CONDUCTOR
Strand Quantity Per Conductor19 SINGLE CONDUCTOR
Termination TypeCONNECTOR PLUG BOTH ENDS SINGLE CONDUCTOR
Strand Awg Size Per Conductor30 SINGLE CONDUCTOR
Voltage Rating5000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
Round Conductor Size18 AWG SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
MaterialPLASTIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
MaterialCOPPER CORE CONDUCTOR ALL CONDUCTORS
ColorBLUE FIRST POSITION COVER SINGLE CONDUCTOR
Strand Quantity Per Conductor19 SINGLE CONDUCTOR
Termination TypeCONNECTOR PLUG BOTH ENDS SINGLE CONDUCTOR
Strand Awg Size Per Conductor30 SINGLE CONDUCTOR
Voltage Rating5000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
Round Conductor Size18 AWG SINGLE CONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeLN
Verified Substitutes 12
3441-00-009-2848 INTERCHANGEABLE
Forming Machine,sheet Metal,slip
3110-00-156-1750 INTERCHANGEABLE
Bearing,ball,thrust
5905-00-283-3927 INTERCHANGEABLE
Resistor,current Regulating
6625-00-445-6930 INTERCHANGEABLE
Test Set,telephone
6240-00-469-624212B INTERCHANGEABLE
Lamp,incandescent
General Dynamics Mission Systems, Inc.
5315-00-482-1479 INTERCHANGEABLE
Pin,straight,headless
5935-00-539-119212B INTERCHANGEABLE
Jack,telephone
Switchcraft Inc.
5307-00-627-3446 INTERCHANGEABLE
Stud,plain
6635-00-663-457612B INTERCHANGEABLE
Tester,material Hardness
Sun Tec Corp
4730-00-781-9629H4S/S INTERCHANGEABLE
Coupling Half,quick Disconnect
Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co
Cross-Reference Index
Part NumberManufacturer
12B Honeywell Inc Micro Switch Div Marlboro Plant
Related Parts
3441-00-009-2848INTERCHANGEABLE
FORMING MACHINE,SHEET METAL,SLIP
3110-00-156-1750INTERCHANGEABLE
BEARING,BALL,THRUST
5905-00-283-3927INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
6625-00-445-6930INTERCHANGEABLE
TEST SET,TELEPHONE
6240-00-469-6242INTERCHANGEABLE
LAMP,INCANDESCENT
12B
5315-00-482-1479INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5935-00-539-1192INTERCHANGEABLE
JACK,TELEPHONE
12B
5307-00-627-3446INTERCHANGEABLE
STUD,PLAIN
6635-00-663-4576INTERCHANGEABLE
TESTER,MATERIAL HARDNESS
12B
4730-00-781-9629INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
H4S/S
6110-00-889-0990INTERCHANGEABLE
PANEL,CONTROL,ELECTRICAL-ELECTRO
6240-00-935-7037INTERCHANGEABLE
LAMP,INCANDESCENT
12B1

Frequently Asked Questions

What is NSN 6625-00-649-4929?

NSN 6625-00-649-4929 is a Lead,test, manufactured by Honeywell Inc Micro Switch Div Marlboro Plant, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-649-4929?

NSN 6625-00-649-4929 has 1 cross-referenced part number: 12B (Honeywell Inc Micro Switch Div Marlboro Plant).

What NSN replaces 6625-00-649-4929?

There are 12 known substitutes for 6625-00-649-4929: 3441-00-009-2848, 3110-00-156-1750, 5905-00-283-3927 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12B?

Key specifications for 12B: Conductor Form: STRANDED SINGLE CONDUCTOR; Material: PLASTIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR; Material: COPPER CORE CONDUCTOR ALL CONDUCTORS; Color: BLUE FIRST POSITION COVER 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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