The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-231-8267, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Texas Spectrum Electronics Inc. Government technical data includes 28 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5915-01-231-8267 |
| Primary Part Number | 5FR4078 |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Texas Spectrum Electronics Inc |
| Status | ACTIVE |
| Maximum Dielectric Withstanding DC Voltage | 230.0 VOLTS AT SEA LEVEL |
| Mounting Facility Type and Quantity | 7 THREADED HOLE(S) ALL FUNCTIONS |
| Inclosure Type | ENCASED |
| Body Surface Treatment | TIN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 4.900 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 | 6 TAB, SOLDER LUG OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 TAB, SOLDER LUG GROUND THIRD FUNCTION |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Vibration Resistance Range in Hertz | +10.0 TO 2000.0 |
| Body Width | 1.750 INCHES NOMINAL IN |
| Body Height | 2.500 INCHES NOMINAL IN |
| Maximum Voltage Drop Per Function | 1.15 VOLTS AC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Maximum Voltage Drop Per Function | 1.15 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Maximum Voltage Drop Per Function | 1.15 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Maximum Voltage Drop Per Function | 0.28 VOLTS DC 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON TWO SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.164 INCHES IN |
| Body Material | METAL |
| Body Length | 5.500 INCHES NOMINAL IN |
| Operating Voltage Rating and Type Per Function | 115.0 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5FR4078 | Texas Spectrum Electronics Inc (USA) |
| A-4917B | The Captor Corporation (USA) |
| Reference | Meaning |
|---|---|
| RF12478 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 2496560-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5915-01-231-8267 is a Filter,radio Frequency Interfere, manufactured by Texas Spectrum Electronics Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-231-8267 has 2 manufacturer part numbers on file: 5FR4078 (Texas Spectrum Electronics Inc), A-4917B (The Captor Corporation).
Key specifications for 5FR4078: Maximum Dielectric Withstanding DC Voltage: 230.0 VOLTS AT SEA LEVEL; Mounting Facility Type and Quantity: 7 THREADED HOLE(S) ALL FUNCTIONS; Overall Height: 2.750 INCHES NOMINAL IN; Inclosure Type: ENCASED. 28 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 5915-01-231-8267 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.