The Filter,band Pass, cataloged under National Stock Number 5915-00-043-4231, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Magnetika Inc. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5915-00-043-4231 |
| Primary Part Number | MNF3-9KC |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Magnetika Inc |
| Status | ACTIVE |
| Reference Frequency Per Function | 3.9 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 4 TERMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Body Surface Treatment | GOLD |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 0.600 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Functional Terminal Type and Quantity | 1 PIN INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 PIN GROUND THIRD FUNCTION |
| Functional Terminal Type and Quantity | 1 PIN OUTPUT SECOND FUNCTION |
| Source Impedance Rating Per Function | 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Vibration Resistance Range in Hertz | +10.0 TO 2000.0 |
| Body Width | 1.187 INCHES NOMINAL IN |
| Body Height | 0.500 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Body Material | METAL |
| Body Length | 1.187 INCHES NOMINAL IN |
| Discrimination at Specified Frequencies Per Function in Decibels | 40.0 MINIMUM BLANK AND 3.0 MAXIMUM BLANK FIRST FUNCTION |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Precious Material and Location | EXTERNAL SURFACES GOLD |
| Frequency Band Width Per Function | 3.80 KILOHERTZ BLANK AND 3.92 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Temp Range | -55.0 TO 105.0 CELSIUS DEGC |
| Insertion Loss at Reference Frequency Per Function in Decibels | 3.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Specified Frequencies of Discrimination Per Function | 2.15 KILOHERTZ BLANK AND 3.80 KILOHERTZ BLANK AND 3.92 KILOHERTZ BLANK AND 4.48 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Average Life Rating in Hours | 10000.0 |
| 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 |
|---|---|
| MNF3-9KC PRIMARY | Magnetika Inc (USA) |
| Reference | Meaning |
|---|---|
| MNF3-9KC | 5/9 Secondary reference U.S. Government activity |
NSN 5915-00-043-4231 is a Filter,band Pass, manufactured by Magnetika Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-043-4231 has 1 manufacturer part number on file: MNF3-9KC (Magnetika Inc).
Key specifications for MNF3-9KC: Reference Frequency Per Function: 3.9 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 4 TERMINAL LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 1.500 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED. 25 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.