The Filter,low Pass, cataloged under National Stock Number 5915-01-042-1888, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is K&l Microwave Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-042-1888 |
| Primary Part Number | 4L120-950-0 |
| Item Name | Filter,low Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | K&l Microwave Llc |
| Status | ACTIVE |
| Reference Frequency Per Function | 775.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 2 CONNECTOR LOCATION NOT OTHERWISE SPECIFIED |
| Voltage Standing Wave Ratio Per Function | 1.4 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Unpackaged Unit Weight | 3.000 OUNCES NOMINAL OZ |
| Inclosure Type | ENCASED |
| Average Power Rating Per Function | 2.0 WATTS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Output Terminal Identification | SMA |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION |
| Body Outside Diameter | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN |
| Output Terminal Manufacturer Code | 81349 |
| Style Designator | ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Body Material | METAL |
| Voltage Standing Wave Ratio Frequency Limits Per Function | 700.0 MEGAHERTZ BLANK AND 850.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Input Impedance Per Function W/load | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Input Terminal Manufacturer Code | 81349 |
| Discrimination at Specified Frequencies Per Function in Decibels | 1.0 MAXIMUM BLANK AND 25.0 MINIMUM BLANK AND 40.0 MINIMUM BLANK FIRST FUNCTION |
| Frequency Band Width Per Function | 700.00 MEGAHERTZ BLANK AND 850.00 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Input Terminal Identification | SMA |
| Insertion Loss at Reference Frequency Per Function in Decibels | 0.3 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Output Impedance Per Function W/source Across Input | 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Specified Frequencies of Discrimination Per Function | 700.00 MEGAHERTZ BLANK AND 850.00 MEGAHERTZ BLANK AND 1.40 GIGAHERTZ BLANK AND 2.55 GIGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4L120-950-0 | K&l Microwave Llc (USA) |
| Reference | Meaning |
|---|---|
| SM-D-877288 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5915-01-042-1888 is a Filter,low Pass, manufactured by K&l Microwave Llc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-042-1888 has 1 manufacturer part number on file: 4L120-950-0 (K&l Microwave Llc).
Key specifications for 4L120-950-0: Reference Frequency Per Function: 775.0 MEGAHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 2 CONNECTOR LOCATION NOT OTHERWISE SPECIFIED; Voltage Standing Wave Ratio Per Function: 1.4 BLANK LOCATION NOT OTHERWISE SPECIFIED; Unpackaged Unit Weight: 3.000 OUNCES NOMINAL OZ. 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 5915-01-042-1888 has DEMIL Code D. 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.