The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-257-8271, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-257-8271 |
| Primary Part Number | 2396248-1 |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Maximum Dielectric Withstanding DC Voltage | 1.2 KILOVOLTS AT SEA LEVEL |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) FIRST FUNCTION |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) SECOND FUNCTION |
| Inclosure Type | ENCASED |
| Power Line Frequency Rating Per Function in Hertz | 60.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Functional Terminal Type and Quantity | 1 THREADED STUD INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 THREADED STUD OUTPUT SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 3.688 INCHES NOMINAL IN |
| Body Height | 3.688 INCHES NOMINAL IN |
| Maximum Voltage Drop Per Function | 2.5 VOLTS AC BLANK AND 6.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Unthreaded Mounting Hole Diameter | 0.312 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.250 INCHES IN |
| Body Material | METAL |
| Body Length | 8.000 INCHES NOMINAL IN |
| Operating Voltage Rating and Type Per Function | 250.0 VOLTS AC BLANK AND 600.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Current Rating Per Function in Amps | 70.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Load Impedance Per Function | 50.0 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 |
|---|---|
| 2396248-1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| 2396248-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| RF967 | 5/9 Secondary reference Ems Development Corporation Dba Ems Development Corp |
NSN 5915-01-257-8271 is a Filter,radio Frequency Interfere, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-257-8271 has 1 manufacturer part number on file: 2396248-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 2396248-1: Maximum Dielectric Withstanding DC Voltage: 1.2 KILOVOLTS AT SEA LEVEL; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) FIRST FUNCTION; Mounting Facility Type and Quantity: 4 THREADED STUD(S) SECOND FUNCTION; Inclosure Type: ENCASED. 22 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 5915-01-257-8271 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.