PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20258Lead,electrical

Johnston Boiler Company · NSN 6150-01-146-2091 · FSC 6150 · No Item Name Available
Verified by PartsTable
NSN 6150-01-146-2091 — this item is cataloged by the U.S. Government under National Stock Number 6150-01-146-2091. Primary manufacturer part number: 20258.
Features
  • Lead,electrical — FSC 6150
  • Lead Pull Strength: 500.0 POUNDS LBS
  • Termination Type: CONNECTOR INTERNAL ANGLE FIRST END SINGLE CONDUCTOR
  • Strand Awg Size Per Conductor: 12 SINGLE CONDUCTOR
  • Cross-Sectional Shape Style: ROUND
  • Conductor Form: STRANDED LOCATION NOT OTHERWISE SPECIFIED
  • Lead Overall Length: 46.000 INCHES NOMINAL IN
  • Round Conductor Size: 12 AWG SINGLE CONDUCTOR
Applications
  • Applications requiring Copper Core Conductor Single Conductor construction
General Description

The Lead,electrical, cataloged under National Stock Number 6150-01-146-2091, is classified within Federal Supply Class 6150 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Johnston Boiler Company. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6150-01-146-2091
Primary Part Number20258
Item NameLead,electrical
FSC / FSG6150 / 61 — No Item Name Available
ManufacturerJohnston Boiler Company
StatusACTIVE
Lead Pull Strength500.0 POUNDS LBS
Termination TypeCONNECTOR INTERNAL ANGLE FIRST END SINGLE CONDUCTOR
Strand Awg Size Per Conductor12 SINGLE CONDUCTOR
Cross-Sectional Shape StyleROUND
Conductor FormSTRANDED LOCATION NOT OTHERWISE SPECIFIED
Lead Overall Length46.000 INCHES NOMINAL IN
Round Conductor Size12 AWG SINGLE CONDUCTOR
Voltage Rating10000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
Cross Section Outside Diameter0.312 INCHES NOMINAL IN
MaterialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
Strand Quantity Per Conductor7 SINGLE CONDUCTOR
Termination TypeSTRIPPED SECOND END SINGLE CONDUCTOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3431-00-496-3094 INTERCHANGEABLE
Nozzle,welding
5935-00-511-6572 INTERCHANGEABLE
Connector,receptacle,electrical
5120-00-595-9463 INTERCHANGEABLE
Punch,tube Belling,hand
5310-01-045-8941 INTERCHANGEABLE
Nut,plain,knurled
5962-01-097-0008MM54C20J INTERCHANGEABLE
Microcircuit,digital
National Semiconductor Corporation
2910-01-343-388720258 INTERCHANGEABLE
Plunger,rotor,fuel Pump
Stanadyne Corporation Dba Stanadyne Diesel Systems
5330-01-382-86087116-FT-972-T INTERCHANGEABLE
Packing Assembly
Greene Tweed & Co Inc
5120-01-518-0044 INTERCHANGEABLE
Punch,tube Belling,hand
6515-01-590-89052646 INTERCHANGEABLE
Sensor,oxygen Monitoring
Masimo Corporation
Cross-Reference Index
Part NumberManufacturer
PA-732-005 Johnston Boiler Company (USA)
20258 PRIMARY Johnston Boiler Company (USA)
Related Parts
3431-00-496-3094INTERCHANGEABLE
NOZZLE,WELDING
5935-00-511-6572INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5120-00-595-9463INTERCHANGEABLE
PUNCH,TUBE BELLING,HAND
5310-01-045-8941INTERCHANGEABLE
NUT,PLAIN,KNURLED
5962-01-097-0008INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
MM54C20J
2910-01-343-3887INTERCHANGEABLE
PLUNGER,ROTOR,FUEL PUMP
20258
5330-01-382-8608INTERCHANGEABLE
PACKING ASSEMBLY
7116-FT-972-T
5120-01-518-0044INTERCHANGEABLE
PUNCH,TUBE BELLING,HAND
6515-01-590-8905INTERCHANGEABLE
SENSOR,OXYGEN MONITORING
2646

Frequently Asked Questions

What is NSN 6150-01-146-2091?

NSN 6150-01-146-2091 is a Lead,electrical, manufactured by Johnston Boiler Company, classified under FSC 6150 (No Item Name Available). Status: active.

What are the part numbers for NSN 6150-01-146-2091?

NSN 6150-01-146-2091 has 2 cross-referenced part numbers: PA-732-005 (Johnston Boiler Company), 20258 (Johnston Boiler Company).

What NSN replaces 6150-01-146-2091?

There are 9 known substitutes for 6150-01-146-2091: 3431-00-496-3094, 5935-00-511-6572, 5120-00-595-9463 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20258?

Key specifications for 20258: Lead Pull Strength: 500.0 POUNDS LBS; Termination Type: CONNECTOR INTERNAL ANGLE FIRST END SINGLE CONDUCTOR; Strand Awg Size Per Conductor: 12 SINGLE CONDUCTOR; Cross-Sectional Shape Style: ROUND. 13 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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