The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-00-006-1235, 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 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-006-1235 |
| Primary Part Number | RF771X |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Ems Development Corporation Dba Ems Development Corp |
| Status | ACTIVE |
| Maximum Dielectric Withstanding DC Voltage | 800.0 VOLTS AT SEA LEVEL |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING THIRD FUNCTION |
| Inclosure Type | ENCASED |
| Power Line Frequency Rating Per Function in Hertz | 400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Functional Terminal Type and Quantity | 1 TAB, SOLDER LUG INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION |
| Body Outside Diameter | 0.670 INCHES NOMINAL IN |
| Source Impedance Rating Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Maximum Voltage Drop Per Function | 1.15 VOLTS AC BLANK AND 4.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Style Designator | ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNF |
| Maximum Dielectric Withstanding AC Rms Voltage | 230.0 VOLTS AT SEA LEVEL |
| Nominal Thread Size | 0.250 INCHES IN |
| Body Length | 1.940 INCHES NOMINAL IN |
| Operating Voltage Rating and Type Per Function | 400.0 VOLTS AC BLANK AND 115.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE, MOUNTING END BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Current Rating Per Function in Amps | 1.0 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 |
| 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 |
|---|---|
| RF771X PRIMARY | Ems Development Corporation Dba Ems Development Corp (USA) |
| Reference | Meaning |
|---|---|
| E-1824 | 5/9 Secondary reference Lindgren Rf Enclosures Inc Elmag Div |
| RF771 | 3/9 Design control — primary reference Ems Development Corporation Dba Ems Development Corp |
NSN 5915-00-006-1235 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 5915-00-006-1235 has 1 manufacturer part number on file: RF771X (Ems Development Corporation Dba Ems Development Corp).
Key specifications for RF771X: Maximum Dielectric Withstanding DC Voltage: 800.0 VOLTS AT SEA LEVEL; Mounting Facility Type and Quantity: 1 THREADED BUSHING THIRD FUNCTION; Inclosure Type: ENCASED; Power Line Frequency Rating Per Function in Hertz: 400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED. 19 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.