The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-143-4983, 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. Government technical data includes 23 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5915-01-143-4983 |
| Primary Part Number | 911B039784 |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Maximum Dielectric Withstanding DC Voltage | 250.0 VOLTS AT SEA LEVEL |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Power Line Frequency Rating Per Function in Hertz | 400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Functional Terminal Type and Quantity | 1 TAB, SOLDER LUG INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION |
| Body Outside Diameter | 1.125 INCHES NOMINAL IN |
| Source Impedance Rating Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Vibration Resistance Range in Hertz | +10.0 TO 55.0 |
| Maximum Voltage Drop Per Function | 0.2 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Style Designator | ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNEF |
| Features Provided | NUT AND WASHER |
| Nominal Thread Size | 0.625 INCHES IN |
| Body Material | METAL |
| Body Length | 3.000 INCHES NOMINAL IN |
| Full Load Insertion Loss Frequencies in Megahertz | 0.15 AND 0.5 AND 1.0 AND 10.0 AND 100.0 |
| Full Load Minimum Insertion Loss at Specified Frequency in Decibels | 54.0 AND 85.0 AND 94.0 AND 84.0 AND 80.0 |
| Operating Voltage Rating and Type Per Function | 125.0 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Current Rating Per Function in Amps | 5.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Temp Range | -0.0 TO 50.0 CELSIUS DEGC |
| Load Impedance Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 911B039784 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 5JX94 | 5/1 Secondary reference Sprague Electric Co World Hqs |
| RF1097 | 5/9 Secondary reference Ems Development Corporation Dba Ems Development Corp |
| 911B039784 | C/1 Advisory reference — outside the item-of-supply concept L3 Technologies, Inc. Div L3 Keo |
NSN 5915-01-143-4983 is a Filter,radio Frequency Interfere, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-143-4983 has 1 manufacturer part number on file: 911B039784 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5915-01-228-5537. Verify interchangeability with system specifications before substitution.
Key specifications for 911B039784: Maximum Dielectric Withstanding DC Voltage: 250.0 VOLTS AT SEA LEVEL; Mounting Facility Type and Quantity: 1 THREADED BUSHING LOCATION NOT OTHERWISE SPECIFIED; Inclosure Type: HERMETICALLY SEALED; Power Line Frequency Rating Per Function in Hertz: 400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED. 23 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 5915-01-143-4983 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.