The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-172-7205, 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 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-172-7205 |
| Primary Part Number | A3995A-1 |
| 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 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Unpackaged Unit Weight | 105.000 POUNDS NOMINAL LBS |
| Inclosure Type | HERMETICALLY SEALED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 17.000 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 THREADED STUD OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 3 THREADED STUD INPUT FIRST 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 |
| Body Width | 21.000 INCHES NOMINAL IN |
| Body Height | 5.000 INCHES NOMINAL IN |
| 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 |
| Unthreaded Mounting Hole Diameter | 0.688 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Body Material | METAL |
| Body Length | 29.000 INCHES NOMINAL IN |
| Operating Voltage Rating and Type Per Function | 120.0 VOLTS AC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Operating Voltage Rating and Type Per Function | 120.0 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Operating Voltage Rating and Type Per Function | 120.0 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 19.000 INCHES NOMINAL IN |
| Operating Current Rating Per Function in Amps | 5.0 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Operating Current Rating Per Function in Amps | 5.0 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Operating Current Rating Per Function in Amps | 5.0 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Load Impedance Per Function | 50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Load Impedance Per Function | 50.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A3995A-1 PRIMARY | Mtk Electronics Inc (USA) |
| Reference | Meaning |
|---|---|
| A3995A PIECE 1 | C/1 Advisory reference — outside the item-of-supply concept Mtk Electronics Inc |
NSN 5915-01-172-7205 is a Filter,radio Frequency Interfere, manufactured by Mtk Electronics Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-172-7205 has 1 manufacturer part number on file: A3995A-1 (Mtk Electronics Inc).
Key specifications for A3995A-1: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Unpackaged Unit Weight: 105.000 POUNDS NOMINAL LBS; Inclosure Type: HERMETICALLY SEALED; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 17.000 INCHES NOMINAL IN. 30 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.
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.