PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

666165-469Transformer,radio Frequency

Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc · NSN 5950-00-081-2683 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-081-2683 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-081-2683. Primary manufacturer part number: 666165-469.
Features
  • Transformer,radio Frequency — FSC 5950
  • Turn Quantity: 115 SINGLE COMPONENT SINGLE PRIMARY
  • Coil Form Type: HOLLOW SINGLE COMPONENT
  • Body Length: 0.490 INCHES MAXIMUM IN
  • Frequency Rating: 500.0 KILOHERTZ NOMINAL SINGLE COMPONENT
  • Turn Quantity: 20 SINGLE COMPONENT SINGLE SECONDARY
  • Adjustment Device Drive Type: SLOTTED SCREW SINGLE COMPONENT
  • Reliability Indicator: NOT ESTABLISHED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-081-2683, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN5950-00-081-2683
Primary Part Number666165-469
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
StatusACTIVE
Turn Quantity115 SINGLE COMPONENT SINGLE PRIMARY
Coil Form TypeHOLLOW SINGLE COMPONENT
Body Length0.490 INCHES MAXIMUM IN
Frequency Rating500.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Turn Quantity20 SINGLE COMPONENT SINGLE SECONDARY
Adjustment Device Drive TypeSLOTTED SCREW SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Body Outside Diameter0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN
Mounting Tab Width0.023 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
Terminal Type and Quantity4 PIN
Mounting MethodTAB SINGLE GROUP
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
Adjustment Method and Quantity1 ADJUSTABLE CUP SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Conductor Size0.00353 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Winding Conductor Size0.00353 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5905-00-105-7765 INTERCHANGEABLE
Resistor,fixed,composition
2825-00-175-7724253-01 INTERCHANGEABLE
Weight Plate Assemb
Siemens Energy, Inc.
1660-00-373-8320974145-8 INTERCHANGEABLE
Filter Assembly,air
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5977-00-379-0793 INTERCHANGEABLE
Brush,electrical Contact
4820-01-215-4328253-01 INTERCHANGEABLE
Plunger,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4130-01-223-00812530-1 INTERCHANGEABLE
Housing
B/e Aerospace, Inc.
5330-01-299-7319 INTERCHANGEABLE
Seal,plain
4820-01-385-9045 INTERCHANGEABLE
Valve,check
1560-01-548-388925301 INTERCHANGEABLE
Lens Window Assy
Avcon Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
809000-408 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
2530-1 American Trans-Coil Corp (USA)
666165-469 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
666165-469 Radionics Technologies Inc (USA)
A8605 Autodyne Manufacturing Co Inc (USA)
Related Parts
5905-00-105-7765INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
2825-00-175-7724INTERCHANGEABLE
WEIGHT PLATE ASSEMB
253-01
1660-00-373-8320INTERCHANGEABLE
FILTER ASSEMBLY,AIR
974145-8
5977-00-379-0793INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
4820-01-215-4328INTERCHANGEABLE
PLUNGER,VALVE
253-01
4130-01-223-0081INTERCHANGEABLE
HOUSING
2530-1
5330-01-299-7319INTERCHANGEABLE
SEAL,PLAIN
4820-01-385-9045INTERCHANGEABLE
VALVE,CHECK
1560-01-548-3889INTERCHANGEABLE
LENS WINDOW ASSY
25301

Frequently Asked Questions

What is NSN 5950-00-081-2683?

NSN 5950-00-081-2683 is a Transformer,radio Frequency, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-081-2683?

NSN 5950-00-081-2683 has 5 cross-referenced part numbers: 809000-408 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 2530-1 (American Trans-Coil Corp), 666165-469 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 666165-469 (Radionics Technologies Inc), A8605 (Autodyne Manufacturing Co Inc).

What NSN replaces 5950-00-081-2683?

There are 9 known substitutes for 5950-00-081-2683: 5905-00-105-7765, 2825-00-175-7724, 1660-00-373-8320 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 666165-469?

Key specifications for 666165-469: Turn Quantity: 115 SINGLE COMPONENT SINGLE PRIMARY; Coil Form Type: HOLLOW SINGLE COMPONENT; Body Length: 0.490 INCHES MAXIMUM IN; Frequency Rating: 500.0 KILOHERTZ NOMINAL SINGLE COMPONENT. 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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