The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-177-4259, 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 26 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5915-01-177-4259 |
| Primary Part Number | RF10623-3 |
| 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 | 4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 4.875 INCHES NOMINAL IN |
| Power Line Frequency Rating Per Function in Hertz | 400.0 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Power Line Frequency Rating Per Function in Hertz | 400.0 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Power Line Frequency Rating Per Function in Hertz | 400.0 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Functional Terminal Type and Quantity | 3 TAB, SOLDER LUG INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED |
| Source Impedance Rating Per Function | 1.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Source Impedance Rating Per Function | 1.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Source Impedance Rating Per Function | 1.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Body Width | 1.250 INCHES MAXIMUM IN |
| Criticality Code Justification | FEAT |
| Maximum Voltage Drop Per Function | 2.0 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Maximum Voltage Drop Per Function | 2.0 VOLTS AC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Maximum Voltage Drop Per Function | 2.0 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ADJACENT SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.380 INCHES IN |
| Body Length | 5.500 INCHES MAXIMUM IN |
| Operating Voltage Rating and Type Per Function | 230.0 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Operating Voltage Rating and Type Per Function | 360.0 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Operating Voltage Rating and Type Per Function | 600.0 VOLTS DC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 2.875 INCHES NOMINAL IN |
| Operating Current Rating Per Function in Amps | 8.0 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Operating Current Rating Per Function in Amps | 8.0 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Operating Current Rating Per Function in Amps | 8.0 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 435431-3 | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| RF10623-3 PRIMARY | Ems Development Corporation Dba Ems Development Corp (USA) |
| Reference | Meaning |
|---|---|
| 52-508-003 | C/1 Advisory reference — outside the item-of-supply concept Spectrum Control, Inc. |
| 52-508-003 | 5/9 Secondary reference Spectrum Control Inc |
NSN 5915-01-177-4259 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 5915-01-177-4259 has 2 manufacturer part numbers on file: 435431-3 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), RF10623-3 (Ems Development Corporation Dba Ems Development Corp).
Key specifications for RF10623-3: Mounting Facility Type and Quantity: 4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 4.560 INCHES MAXIMUM IN; Inclosure Type: HERMETICALLY SEALED; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 4.875 INCHES NOMINAL IN. 26 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.
NSN 5915-01-177-4259 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.