The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-102-0979, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sora Power Inc. Dba Sigma Division. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-102-0979 |
| Primary Part Number | 8B220 |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Sora Power Inc. Dba Sigma Division |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 6 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | ENCASED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 3.000 INCHES NOMINAL IN |
| Power Line Frequency Rating Per Function in Hertz | 45.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Functional Terminal Type and Quantity | 2 CONNECTOR, RECEPTACLE INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED |
| Source Impedance Rating Per Function | 0.015 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 4.000 INCHES NOMINAL IN |
| Body Height | 7.000 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON TWO SURFACES |
| Nominal Thread Size | 0.190 INCHES IN |
| Body Length | 7.000 INCHES NOMINAL IN |
| Operating Voltage Rating and Type Per Function | 115.0 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 3.000 INCHES NOMINAL IN |
| Operating Current Rating Per Function in Amps | 30.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 0.015 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8B220 PRIMARY | Sora Power Inc. Dba Sigma Division (USA) |
| M1815 | Mtk Electronics Inc (USA) |
| RF09247 | Ems Development Corporation Dba Ems Development Corp (USA) |
| Reference | Meaning |
|---|---|
| 8B220 | 5/9 Secondary reference Sora Power Inc. Dba Sora Power Inc |
| RF9247 | 5/9 Secondary reference Ems Development Corporation Dba Ems Development Corp |
| 8833300021-1 | 7/9 Vendor item drawing reference Navcom Defense Electronics, Inc. |
NSN 5915-01-102-0979 is a Filter,radio Frequency Interfere, manufactured by Sora Power Inc. Dba Sigma Division, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-102-0979 has 3 manufacturer part numbers on file: 8B220 (Sora Power Inc. Dba Sigma Division), M1815 (Mtk Electronics Inc), RF09247 (Ems Development Corporation Dba Ems Development Corp).
Key specifications for 8B220: Mounting Facility Type and Quantity: 6 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Inclosure Type: ENCASED; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 3.000 INCHES NOMINAL IN; Power Line Frequency Rating Per Function in Hertz: 45.0 BLANK LOCATION NOT OTHERWISE SPECIFIED. 15 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 5915-01-102-0979 has DEMIL Code B. 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.