PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FA11-664Filter,radio Frequency Interfere

Ems Development Corporation Dba Ems Development Corp · NSN 5915-00-254-1225 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-254-1225 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-254-1225. Primary manufacturer part number: FA11-664.
Features
  • Filter,radio Frequency Interfere — FSC 5915
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 19.000 INCHES NOMINAL IN
  • Functional Terminal Type and Quantity: 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION
  • Power Line Frequency Rating Per Function in Hertz: 60.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Operating Current Rating Per Function in Amps: 10.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Operating Voltage Rating and Type Per Function: 115.0 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Functional Terminal Type and Quantity: 1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION
  • Load Impedance 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 5915-00-254-1225, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5915-00-254-1225
Primary Part NumberFA11-664
Item NameFilter,radio Frequency Interfere
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerEms Development Corporation Dba Ems Development Corp
StatusACTIVE
Distance Between Centerlines of Mounting Facilities Parallel to Body Length19.000 INCHES NOMINAL IN
Functional Terminal Type and Quantity1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION
Power Line Frequency Rating Per Function in Hertz60.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Operating Current Rating Per Function in Amps10.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Operating Voltage Rating and Type Per Function115.0 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
Functional Terminal Type and Quantity1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION
Load Impedance Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
Source Impedance Rating Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Type and Quantity20 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Body MaterialMETAL
Inclosure TypeHERMETICALLY SEALED
Body Width8.000 INCHES NOMINAL IN
Unthreaded Mounting Hole Diameter0.280 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Width7.000 INCHES NOMINAL IN
Operating Temp Range-55.0 TO 85.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2520-00-163-247121926 INTERCHANGEABLE
Fork
Komatsu America Corporation
3110-00-191-046015BA INTERCHANGEABLE
Retainer and Rollers,bearing
The Timken Corporation
2910-00-356-130921130 INTERCHANGEABLE
Carburator,elbow
Briggs and Stratton Corp
5340-00-400-00716011-5CC INTERCHANGEABLE
Clip,spring Tension
Te Connectivity Corporation
3120-00-948-049921926 INTERCHANGEABLE
Bushing,sleeve
Hamilton Sundstrand Corporation Dba Collins Aerospace
5305-01-077-971421926 INTERCHANGEABLE
Screw,machine
Astrocom Electronics Inc
5930-01-123-9509721857-39 INTERCHANGEABLE
Switch,thermostatic
Raytheon Company Div Rmd Strategic
3120-01-127-367721926 INTERCHANGEABLE
Bearing,washer,thrust
Westerbeke Corporation
4730-01-224-731021926 INTERCHANGEABLE
Nipple,pipe
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
4730-01-438-091011721 INTERCHANGEABLE
Adapter,straight,tube to Hose
Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco
Cross-Reference Index
Part NumberManufacturer
21926 Filtron Co Inc Div of Rfi Corp (USA)
FA11-664 Filtron Co Inc Div of Rfi Corp (USA)
FA11-664 PRIMARY Ems Development Corporation Dba Ems Development Corp (USA)
21926 Ems Development Corporation Dba Ems Development Corp (USA)
Related Parts
2520-00-163-2471INTERCHANGEABLE
FORK
21926
3110-00-191-0460INTERCHANGEABLE
RETAINER AND ROLLERS,BEARING
15BA
2910-00-356-1309INTERCHANGEABLE
CARBURATOR,ELBOW
21130
5340-00-400-0071INTERCHANGEABLE
CLIP,SPRING TENSION
6011-5CC
3120-00-948-0499INTERCHANGEABLE
BUSHING,SLEEVE
21926
5305-01-077-9714INTERCHANGEABLE
SCREW,MACHINE
21926
5930-01-123-9509INTERCHANGEABLE
SWITCH,THERMOSTATIC
721857-39
3120-01-127-3677INTERCHANGEABLE
BEARING,WASHER,THRUST
21926
4730-01-224-7310INTERCHANGEABLE
NIPPLE,PIPE
21926
4730-01-438-0910INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
11721
6515-01-540-1599INTERCHANGEABLE
TUBE,DRAW WASTE
21926

Frequently Asked Questions

What is NSN 5915-00-254-1225?

NSN 5915-00-254-1225 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 5915-00-254-1225?

NSN 5915-00-254-1225 has 4 cross-referenced part numbers: 21926 (Filtron Co Inc Div of Rfi Corp), FA11-664 (Filtron Co Inc Div of Rfi Corp), FA11-664 (Ems Development Corporation Dba Ems Development Corp), 21926 (Ems Development Corporation Dba Ems Development Corp).

What NSN replaces 5915-00-254-1225?

There are 11 known substitutes for 5915-00-254-1225: 2520-00-163-2471, 3110-00-191-0460, 2910-00-356-1309 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FA11-664?

Key specifications for FA11-664: Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 19.000 INCHES NOMINAL IN; Functional Terminal Type and Quantity: 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION; Power Line Frequency Rating Per Function in Hertz: 60.0 BLANK LOCATION NOT OTHERWISE SPECIFIED; Operating Current Rating Per Function in Amps: 10.0 BLANK LOCATION NOT OTHERWISE SPECIFIED. 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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