The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-00-801-3389, 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 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-801-3389 |
| Primary Part Number | FA4385 |
| 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 | 1 THREADED BUSHING THIRD FUNCTION |
| Unpackaged Unit Weight | 4.000 POUNDS NOMINAL LBS |
| Inclosure Type | HERMETICALLY SEALED |
| Power Line Frequency Rating Per Function in Hertz | 400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Functional Terminal Type and Quantity | 1 TAB W/SCREW INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 TAB W/SCREW OUTPUT SECOND FUNCTION |
| Body Outside Diameter | 2.234 INCHES NOMINAL IN |
| Source Impedance Rating Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Maximum Voltage Drop Per Function | 3.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Style Designator | ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNEF |
| Nominal Thread Size | 1.125 INCHES IN |
| Body Material | METAL |
| Body Length | 4.000 INCHES NOMINAL IN |
| Operating Voltage Rating and Type Per Function | 115.0 VOLTS AC BLANK AND 300.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Current Rating Per Function in Amps | 50.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FA4385 | Ems Development Corporation Dba Ems Development Corp (USA) |
| Reference | Meaning |
|---|---|
| 4400B0157 | 5/9 Secondary reference U.S. Government activity |
| FA4385 | 5/9 Secondary reference U.S. Government activity |
| 4400B0157 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5915-00-801-3389 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 5915-00-801-3389 has 1 manufacturer part number on file: FA4385 (Ems Development Corporation Dba Ems Development Corp).
Key specifications for FA4385: Mounting Facility Type and Quantity: 1 THREADED BUSHING THIRD FUNCTION; Unpackaged Unit Weight: 4.000 POUNDS NOMINAL LBS; Inclosure Type: HERMETICALLY SEALED; Power Line Frequency Rating Per Function in Hertz: 400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED. 17 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.