The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-017-0181, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mtk 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-017-0181 |
| Primary Part Number | A2670 |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Mtk Electronics Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | ENCASED |
| Body Surface Treatment | TIN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 4.125 INCHES NOMINAL IN |
| Power Line Frequency Rating Per Function in Hertz | 60.0 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Power Line Frequency Rating Per Function in Hertz | 60.0 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Power Line Frequency Rating Per Function in Hertz | 60.0 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Functional Terminal Type and Quantity | 3 TAB, SOLDER LUG INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 3 TAB, SOLDER LUG OUTPUT SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 2ND RADIO INTERFERENCE SECOND 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 55.0 |
| Body Width | 5.750 INCHES NOMINAL IN |
| Maximum Voltage Drop Per Function | 500.0 MILLIVOLTS AC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Maximum Voltage Drop Per Function | 500.0 MILLIVOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Maximum Voltage Drop Per Function | 500.0 MILLIVOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNF |
| Maximum Dielectric Withstanding AC Rms Voltage | 644.0 VOLTS AT SEA LEVEL |
| Nominal Thread Size | 0.190 INCHES IN |
| Body Material | METAL |
| Body Length | 4.750 INCHES NOMINAL IN |
| Operating Voltage Rating and Type Per Function | 230.0 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Operating Voltage Rating and Type Per Function | 230.0 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 5.125 INCHES NOMINAL IN |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE 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 |
NSN 5915-01-017-0181 is a Filter,radio Frequency Interfere, manufactured by Mtk Electronics Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-017-0181 has 2 manufacturer part numbers on file: 143082 (Northrop Grumman Systems Corporation), A2670 (Mtk Electronics Inc).
1 possible match (shared part number, not a government interchangeability claim): 5342-01-296-9750. Verify interchangeability with system specifications before substitution.
Key specifications for A2670: Mounting Facility Type and Quantity: 4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 2.062 INCHES NOMINAL IN; Inclosure Type: ENCASED; Body Surface Treatment: TIN. 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 5915-01-017-0181 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.