PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ER1641-472KRCoil,radio Frequency

American Precision Industries Inc. · NSN 5950-01-251-2429 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-251-2429 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-251-2429. Primary manufacturer part number: ER1641-472KR.
Features
  • Coil,radio Frequency — FSC 5950
  • Test Data Document: 81349-MIL-C-39010 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Mounting Method: TERMINAL SINGLE GROUP
  • Quality Factor: 44 MINIMUM SINGLE COMPONENT SINGLE WINDING
  • Terminal Type and Quantity: 2 WIRE LEAD
  • Maximum Operating Temp: 105.0 CELSIUS DEGC
  • Body Length: 0.390 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN
  • Coil Form Type: SOLID SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-01-251-2429, 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 American Precision Industries Inc.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-01-251-2429
Primary Part NumberER1641-472KR
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAmerican Precision Industries Inc.
StatusCANCELLED
Test Data Document81349-MIL-C-39010 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Mounting MethodTERMINAL SINGLE GROUP
Quality Factor44 MINIMUM SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 WIRE LEAD
Maximum Operating Temp105.0 CELSIUS DEGC
Body Length0.390 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN
Coil Form TypeSOLID SINGLE COMPONENT
Reliability IndicatorESTABLISHED
Reliability Failure Rate Level in Percent0.010
Inductance Rating4.70 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Winding Operating Current380.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE WINDING
Specification/standard Data81349-MIL-C-39010/2 GOVERNMENT SPECIFICATION
Inclosure TypeFULLY INCLOSED
Core ConstructionS0LID SINGLE COMPONENT
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Overall Diameter0.152 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
DC Resistance Rating in Ohms0.550 SINGLE COMPONENT SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-01-011-1225 INTERCHANGEABLE
Coil,radio Frequency
5950-01-064-1188 INTERCHANGEABLE
Coil,radio Frequency
5950-01-064-1643 INTERCHANGEABLE
Coil,radio Frequency
5950-01-087-6432 INTERCHANGEABLE
Coil,radio Frequency
5950-01-088-4067 INTERCHANGEABLE
Coil,radio Frequency
5950-01-097-1850 INTERCHANGEABLE
Coil,radio Frequency
5950-01-097-1851 INTERCHANGEABLE
Coil,radio Frequency
5950-01-097-1852 INTERCHANGEABLE
Coil,radio Frequency
5950-01-126-2911 INTERCHANGEABLE
Coil,radio Frequency
5950-01-147-9442 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
ER1641-472KR American Precision Industries Inc. (USA)
MIL-C-39010/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-39010/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39010/2-A4R7KR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39010/02A4R7KR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-39010/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-39010 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LT10K211 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39010-02A4R7JP Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS75088-9 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
M39010/02-A4R7KR Global Semisolutions, Incorporated (USA)
Related Parts
5950-01-011-1225INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-064-1188INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-064-1643INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-087-6432INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-088-4067INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-097-1850INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-097-1851INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-097-1852INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-126-2911INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-147-9442INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-159-5786INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-199-7217INTERCHANGEABLE
COIL,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 5950-01-251-2429?

NSN 5950-01-251-2429 is a Coil,radio Frequency, manufactured by American Precision Industries Inc., classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-01-251-2429?

NSN 5950-01-251-2429 has 11 cross-referenced part numbers: ER1641-472KR (American Precision Industries Inc.), MIL-C-39010/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-39010/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M39010/2-A4R7KR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M39010/02A4R7KR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 6 more.

What NSN replaces 5950-01-251-2429?

There are 12 known substitutes for 5950-01-251-2429: 5950-01-011-1225, 5950-01-064-1188, 5950-01-064-1643 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ER1641-472KR?

Key specifications for ER1641-472KR: Test Data Document: 81349-MIL-C-39010 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Mounting Method: TERMINAL SINGLE GROUP; Quality Factor: 44 MINIMUM SINGLE COMPONENT SINGLE WINDING; Terminal Type and Quantity: 2 WIRE LEAD. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-01-251-2429 still in active supply?

NSN 5950-01-251-2429 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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