PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FSR-W-25BNFilter,radio Frequency Interfere

Ems Development Corporation Dba Ems Development Corp · NSN 5915-00-944-7669 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-944-7669 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-944-7669. Primary manufacturer part number: FSR-W-25BN.
Features
  • Filter,radio Frequency Interfere — FSC 5915
  • Vibration Resistance Range in Hertz: +10.0 TO 500.0
  • Maximum Temp Rise: 25.0 CELSIUS DEGC
  • Functional Terminal Type and Quantity: 1 TAB, SOLDER LUG INPUT FIRST FUNCTION
  • Body Height: 5.000 INCHES NOMINAL IN
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 25.000 INCHES NOMINAL IN
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 14.250 INCHES NOMINAL IN
  • Source Impedance Rating Per Function: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-00-944-7669, is classified within Federal Supply Class 5915 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Ems Development Corporation Dba Ems Development Corp. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5915-00-944-7669
Primary Part NumberFSR-W-25BN
Item NameFilter,radio Frequency Interfere
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerEms Development Corporation Dba Ems Development Corp
StatusACTIVE
Vibration Resistance Range in Hertz+10.0 TO 500.0
Maximum Temp Rise25.0 CELSIUS DEGC
Functional Terminal Type and Quantity1 TAB, SOLDER LUG INPUT FIRST FUNCTION
Body Height5.000 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Length25.000 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Width14.250 INCHES NOMINAL IN
Source Impedance Rating Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
Features ProvidedCORROSION RESISTANT
Load Impedance Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Operating Voltage Rating and Type Per Function277.0 VOLTS AC BLANK AND 600.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED
Functional Terminal Type and Quantity1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
Principal Circuitry Type Per FunctionINDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
Unpackaged Unit Weight75.000 POUNDS NOMINAL LBS
Inclosure TypeHERMETICALLY SEALED
Maximum Dielectric Withstanding DC Voltage1.2 KILOVOLTS AT SEA LEVEL
Body Length37.000 INCHES NOMINAL IN
Maximum Voltage Drop Per Function2.77 VOLTS AC BLANK AND 6.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED
Unthreaded Mounting Hole Diameter0.688 INCHES NOMINAL IN
Body Width12.250 INCHES NOMINAL IN
Operating Current Rating Per Function in Amps25.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Body MaterialMETAL
Operating Temp Range-55.0 TO 85.0 CELSIUS DEGC
Power Line Frequency Rating Per Function in Hertz60.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5915-00-922-9144 INTERCHANGEABLE
Filter,radio Frequency Interfere
5915-00-922-9145FSR-W-50B3N INTERCHANGEABLE
Filter,radio Frequency Interfere
Ems Development Corporation Dba Ems Development Corp
5915-00-922-9148FSR-W-100B4 INTERCHANGEABLE
Filter,radio Frequency Interfere
Ems Development Corporation Dba Ems Development Corp
5915-00-943-8530FSR-W-200B3N INTERCHANGEABLE
Filter,radio Frequency Interfere
Ems Development Corporation Dba Ems Development Corp
5915-00-944-7670 INTERCHANGEABLE
Filter,radio Frequency Interfere
5915-00-947-0447 INTERCHANGEABLE
Filter,radio Frequency Interfere
5915-01-034-3494FSR-W-100B3N INTERCHANGEABLE
Filter,radio Frequency Interfere
Ems Development Corporation Dba Ems Development Corp
Cross-Reference Index
Part NumberManufacturer
FSR-W-25BN Filtron Co Inc Div of Rfi Corp (USA)
FSR-W-25BN PRIMARY Ems Development Corporation Dba Ems Development Corp (USA)
C20779 Ems Development Corporation Dba Ems Development Corp (USA)
FC00-W-1X25NT Fil-Coil International Llc (USA)
C20779 Filtron Co Inc Div of Rfi Corp (USA)
Related Parts
5915-00-922-9144INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
5915-00-922-9145INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
FSR-W-50B3N
5915-00-922-9148INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
FSR-W-100B4
5915-00-943-8530INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
FSR-W-200B3N
5915-00-944-7670INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
5915-00-947-0447INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
5915-01-034-3494INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
FSR-W-100B3N

Frequently Asked Questions

What is NSN 5915-00-944-7669?

NSN 5915-00-944-7669 is a Filter,radio Frequency Interfere, manufactured by Ems Development Corporation Dba Ems Development Corp, classified under FSC 5915 (No Item Name Available). Status: active.

What are the part numbers for NSN 5915-00-944-7669?

NSN 5915-00-944-7669 has 5 cross-referenced part numbers: FSR-W-25BN (Filtron Co Inc Div of Rfi Corp), FSR-W-25BN (Ems Development Corporation Dba Ems Development Corp), C20779 (Ems Development Corporation Dba Ems Development Corp), FC00-W-1X25NT (Fil-Coil International Llc), C20779 (Filtron Co Inc Div of Rfi Corp).

What NSN replaces 5915-00-944-7669?

There are 7 known substitutes for 5915-00-944-7669: 5915-00-922-9144, 5915-00-922-9145, 5915-00-922-9148 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FSR-W-25BN?

Key specifications for FSR-W-25BN: Vibration Resistance Range in Hertz: +10.0 TO 500.0; Maximum Temp Rise: 25.0 CELSIUS DEGC; Functional Terminal Type and Quantity: 1 TAB, SOLDER LUG INPUT FIRST FUNCTION; Body Height: 5.000 INCHES NOMINAL IN. 26 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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