The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-331-3906, 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 29 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5915-01-331-3906 |
| Primary Part Number | RF12741 |
| 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 | 500.0 VOLTS AT SEA LEVEL |
| Mounting Facility Type and Quantity | 6 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Unpackaged Unit Weight | 3.000 POUNDS NOMINAL LBS |
| Inclosure Type | HERMETICALLY SEALED |
| Body Surface Treatment | TIN |
| Power Line Frequency Rating Per Function in Hertz | 20.0 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Power Line Frequency Rating Per Function in Hertz | 20.0 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Power Line Frequency Rating Per Function in Hertz | 20.0 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Power Line Frequency Rating Per Function in Hertz | 20.0 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Functional Terminal Type and Quantity | 4 THREADED STUD INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 4 THREADED STUD OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 2 THREADED STUD GROUND THIRD FUNCTION |
| Source Impedance Rating Per Function | 125.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Source Impedance Rating Per Function | 125.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Source Impedance Rating Per Function | 125.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Source Impedance Rating Per Function | 125.0 OHMS 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Vibration Resistance Range in Hertz | +10.0 TO 500.0 |
| Body Width | 2.570 INCHES MINIMUM AND 2.610 INCHES MAXIMUM IN |
| Body Height | 2.570 INCHES MINIMUM AND 2.610 INCHES MAXIMUM IN |
| Maximum Voltage Drop Per Function | 0.2 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Maximum Voltage Drop Per Function | 0.2 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Maximum Voltage Drop Per Function | 0.2 VOLTS AC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Maximum Voltage Drop Per Function | 0.2 VOLTS AC 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Features Provided | FUNGUS RESISTANT AND SHOCK RESISTANT |
| Nominal Thread Size | 0.164 INCHES IN |
| Body Material | METAL |
| Body Length | 4.720 INCHES MINIMUM AND 4.760 INCHES MAXIMUM IN |
| 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 |
|---|---|
| CNA 2001-05 | Pacific Aerospace & Electronics, Llc (USA) |
| A-5749 | The Captor Corporation (USA) |
| 1609191-7 | Te Connectivity Corporation Div Corcom (USA) |
| RF12741 PRIMARY | Ems Development Corporation Dba Ems Development Corp (USA) |
| WFV3570 | Te Connectivity Corporation Div Corcom (USA) |
| Reference | Meaning |
|---|---|
| 841781-1 | 3/9 Design control — primary reference Litton Systems Inc. Div Navigation Systems Division |
| 5006-0035 | 5/9 Secondary reference Spectrum Control, Inc. Div Api Technologies - Eis/wesson |
NSN 5915-01-331-3906 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 5915-01-331-3906 has 5 manufacturer part numbers on file: CNA 2001-05 (Pacific Aerospace & Electronics, Llc), A-5749 (The Captor Corporation), 1609191-7 (Te Connectivity Corporation Div Corcom), RF12741 (Ems Development Corporation Dba Ems Development Corp), WFV3570 (Te Connectivity Corporation Div Corcom).
Key specifications for RF12741: Maximum Dielectric Withstanding DC Voltage: 500.0 VOLTS AT SEA LEVEL; Mounting Facility Type and Quantity: 6 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Unpackaged Unit Weight: 3.000 POUNDS NOMINAL LBS; Inclosure Type: HERMETICALLY SEALED. 29 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 5915-01-331-3906 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.