The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-135-8164, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ems Development Corporation Dba Ems Development Corp. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-135-8164 |
| Primary Part Number | RF02925-20B |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Ems Development Corporation Dba Ems Development Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 SLOT FIRST FUNCTION |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) SECOND FUNCTION |
| Inclosure Type | ENCASED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.484 INCHES MINIMUM AND 2.516 INCHES MAXIMUM IN |
| Power Line Frequency Rating Per Function in Hertz | 400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Functional Terminal Type and Quantity | 1 THREADED STUD INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 THREADED STUD OUTPUT SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 2.032 INCHES MINIMUM AND 2.094 INCHES MAXIMUM IN |
| Body Height | 3.187 INCHES MINIMUM AND 3.249 INCHES MAXIMUM IN |
| Maximum Voltage Drop Per Function | 1.15 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Maximum Dielectric Withstanding AC Rms Voltage | 230.0 VOLTS AT SEA LEVEL |
| Features Provided | MOUNTING BRACKET AND NUT |
| Nominal Thread Size | 0.190 INCHES IN |
| Body Material | METAL |
| Body Length | 3.187 INCHES MINIMUM AND 3.313 INCHES MAXIMUM IN |
| Full Load Insertion Loss Frequencies in Megahertz | 0.01 AND 0.1 AND 1.0 AND 10.0 AND 100.0 AND 1000.0 |
| Full Load Minimum Insertion Loss at Specified Frequency in Decibels | 40.0 AND 80.0 |
| Operating Voltage Rating and Type Per Function | 115.0 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.234 INCHES MINIMUM AND 1.266 INCHES MAXIMUM IN |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Current Rating Per Function in Amps | 20.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Load Impedance Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Slot Width | 0.281 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| F17663 | Lcr Electronics, Inc Div Lcr Electronics, Inc. Dba Astrodyne Tdi Emi Filters Bu (USA) |
| 83006-03 | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings) (USA) |
| RF02925-20B PRIMARY | Ems Development Corporation Dba Ems Development Corp (USA) |
| Reference | Meaning |
|---|---|
| RF2925-20B | 5/9 Secondary reference Ems Development Corporation Dba Ems Development Corp |
NSN 5915-01-135-8164 is a Filter,radio Frequency Interfere, manufactured by Ems Development Corporation Dba Ems Development Corp, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-135-8164 has 3 manufacturer part numbers on file: F17663 (Lcr Electronics, Inc Div Lcr Electronics, Inc. Dba Astrodyne Tdi Emi Filters Bu), 83006-03 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)), RF02925-20B (Ems Development Corporation Dba Ems Development Corp).
Key specifications for RF02925-20B: Mounting Facility Type and Quantity: 2 SLOT FIRST FUNCTION; Mounting Facility Type and Quantity: 4 THREADED STUD(S) SECOND FUNCTION; Inclosure Type: ENCASED; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 2.484 INCHES MINIMUM AND 2.516 INCHES MAXIMUM IN. 27 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.