PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25103Contact,electrical

General Electric Co General Purpose Control Dept Mebane Opns · NSN 5999-00-025-8850 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-025-8850 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-025-8850. Primary manufacturer part number: 25103.
Features
  • Contact,electrical — FSC 5999
  • Mounting Method: UNTHREADED HOLE(S)
  • Voltage Rating in Volts: 550.0 AC
  • Material: COPPER CONTACT
  • Terminal Type and Quantity: 1 CRIMP AXIALLY AT ONE END
  • Precious Material and Weight: 0.005 SILVER GRAINS, TROY
  • Precious Material and Location: EXTERNAL @SURFACE SILVER
  • Pin Diameter: 0.034 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-025-8850, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is General Electric Co General Purpose Control Dept Mebane Opns. Government technical data includes 28 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-00-025-8850
Primary Part Number25103
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerGeneral Electric Co General Purpose Control Dept Mebane Opns
StatusACTIVE
Mounting MethodUNTHREADED HOLE(S)
Voltage Rating in Volts550.0 AC
MaterialCOPPER CONTACT
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Precious Material and Weight0.005 SILVER GRAINS, TROY
Precious Material and LocationEXTERNAL @SURFACE SILVER
Pin Diameter0.034 INCHES NOMINAL IN
MaterialCOPPER BODY
Cable Entrance Diameter0.025 INCHES NOMINAL IN
Surface TreatmentSILVER CONTACT
Overall Diameter0.094 INCHES NOMINAL IN
Style DesignatorPIN CENTER CONTACT
Surface TreatmentSILVER BODY
Unthreaded Mounting Hole Diameter0.093 INCHES NOMINAL IN
Mounting Facility Quantity1
Precious MaterialSILVER
MaterialCOPPER BODY
Cable Entrance Diameter0.025 INCHES NOMINAL IN
Mounting MethodUNTHREADED HOLE(S)
Voltage Rating in Volts550.0 AC
MaterialCOPPER CONTACT
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Precious Material and Weight0.005 SILVER GRAINS, TROY
Precious Material and LocationEXTERNAL @SURFACE SILVER
Pin Diameter0.034 INCHES NOMINAL IN
Surface TreatmentSILVER CONTACT
Overall Diameter0.094 INCHES NOMINAL IN
Style DesignatorPIN CENTER CONTACT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4920-00-107-0316251-03 INTERCHANGEABLE
Fixture,aircraft Maintenance
Hamilton Sundstrand Corporation
6105-00-117-3966T0765A INTERCHANGEABLE
Motor,direct Current
Kollmorgen Corp
5330-00-362-92998928967 INTERCHANGEABLE
Gasket
Rolls-Royce Solutions America Inc
5310-00-805-763225103 INTERCHANGEABLE
Washer,flat
Goodrich Corporation Dba Goodrich Corp
5133-00-865-422488810 INTERCHANGEABLE
Bit,spade,wood Boring
Stanley Tools Div of Stanley Works
6130-01-033-080825103 INTERCHANGEABLE
Power Supply
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
4330-01-120-465825103 INTERCHANGEABLE
Filter Element,fluid
Pall Aeropower Corporation
5365-01-230-48473088A161 INTERCHANGEABLE
Shim
Mcmaster-Carr Supply Co
5950-01-304-40522510-3 INTERCHANGEABLE
Transformer,power
Staco Energy Products Co Dba Staco Energy Products Co
9340-01-305-7885 INTERCHANGEABLE
Glass,laminated
Cross-Reference Index
Part NumberManufacturer
25103 General Electric Co General Purpose Control Dept Mebane Opns (USA)
4720545 General Electric Company Dba Ge (USA)
Related Parts
4920-00-107-0316INTERCHANGEABLE
FIXTURE,AIRCRAFT MAINTENANCE
251-03
6105-00-117-3966INTERCHANGEABLE
MOTOR,DIRECT CURRENT
T0765A
5330-00-362-9299INTERCHANGEABLE
GASKET
8928967
5310-00-805-7632INTERCHANGEABLE
WASHER,FLAT
25103
5133-00-865-4224INTERCHANGEABLE
BIT,SPADE,WOOD BORING
88810
6130-01-033-0808INTERCHANGEABLE
POWER SUPPLY
25103
4330-01-120-4658INTERCHANGEABLE
FILTER ELEMENT,FLUID
25103
5365-01-230-4847INTERCHANGEABLE
SHIM
3088A161
5950-01-304-4052INTERCHANGEABLE
TRANSFORMER,POWER
2510-3
9340-01-305-7885INTERCHANGEABLE
GLASS,LAMINATED
5330-01-390-4718INTERCHANGEABLE
GASKET
5123812
8470-01-506-6454INTERCHANGEABLE
PAD,HELMET,ADVANCED COMBAT

Frequently Asked Questions

What is NSN 5999-00-025-8850?

NSN 5999-00-025-8850 is a Contact,electrical, manufactured by General Electric Co General Purpose Control Dept Mebane Opns, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-025-8850?

NSN 5999-00-025-8850 has 2 cross-referenced part numbers: 25103 (General Electric Co General Purpose Control Dept Mebane Opns), 4720545 (General Electric Company Dba Ge).

What NSN replaces 5999-00-025-8850?

There are 12 known substitutes for 5999-00-025-8850: 4920-00-107-0316, 6105-00-117-3966, 5330-00-362-9299 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25103?

Key specifications for 25103: Mounting Method: UNTHREADED HOLE(S); Voltage Rating in Volts: 550.0 AC; Overall Length: 1.125 INCHES NOMINAL IN; Material: COPPER CONTACT. 30 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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