The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-025-0861, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5915-01-025-0861 |
| Primary Part Number | 905557-1 |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Maximum Dielectric Withstanding DC Voltage | 600.0 VOLTS AT SEA LEVEL |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 9.000 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 | 2 THREADED STUD GROUND THIRD FUNCTION |
| Functional Terminal Type and Quantity | 5 THREADED STUD INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 5 THREADED STUD OUTPUT SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 5TH RADIO INTERFERENCE FIFTH 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 |
| Body Width | 2.970 INCHES MINIMUM AND 3.030 INCHES MAXIMUM IN |
| Maximum Voltage Drop Per Function | 2.6 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Maximum Voltage Drop Per Function | 2.6 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Maximum Voltage Drop Per Function | 2.6 VOLTS AC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Maximum Voltage Drop Per Function | 500.0 MILLIVOLTS DC 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Maximum Voltage Drop Per Function | 500.0 MILLIVOLTS DC 5TH RADIO INTERFERENCE FIFTH FUNCTION |
| Unthreaded Mounting Hole Diameter | 0.276 INCHES MINIMUM AND 0.283 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Body Material | METAL |
| Body Length | 8.000 INCHES MAXIMUM IN |
| Operating Voltage Rating and Type Per Function | 115.0 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Operating Voltage Rating and Type Per Function | 115.0 VOLTS AC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Operating Voltage Rating and Type Per Function | 115.0 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 905557-1 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 791703-PIECE 114 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 10 B 612 | 5/9 Secondary reference Sora Power Inc. Dba Sora Power Inc |
| GF-55623 | 5/9 Secondary reference Spectrum Control, Inc. Div Api Technologies - Eis/wesson |
| GF-55623 | C/1 Advisory reference — outside the item-of-supply concept Genisco Filter Corp |
NSN 5915-01-025-0861 is a Filter,radio Frequency Interfere, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-025-0861 has 2 manufacturer part numbers on file: 905557-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 791703-PIECE 114 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-418-4892. Verify interchangeability with system specifications before substitution.
Key specifications for 905557-1: Maximum Dielectric Withstanding DC Voltage: 600.0 VOLTS AT SEA LEVEL; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 3.500 INCHES MAXIMUM IN; Inclosure Type: HERMETICALLY SEALED. 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 5915-01-025-0861 has DEMIL Code Q. 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.