The Filter,high Pass, cataloged under National Stock Number 5915-01-200-3385, 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 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5915-01-200-3385 |
| Primary Part Number | 31840 |
| Item Name | Filter,high Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | K&l Microwave Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) FIRST FUNCTION |
| Voltage Standing Wave Ratio Per Function | 1.5 BLANK FIRST FUNCTION |
| Unpackaged Unit Weight | 0.500 POUNDS NOMINAL LBS |
| Inclosure Type | ENCASED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.200 INCHES NOMINAL IN |
| Output Terminal Identification | SMA-RECEPTACLE |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS BLANK FIRST FUNCTION |
| Body Width | 0.850 INCHES NOMINAL IN |
| Body Height | 0.500 INCHES NOMINAL IN |
| Output Terminal Manufacturer Code | 92755 |
| Unthreaded Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Body Material | METAL |
| Body Length | 1.470 INCHES NOMINAL IN |
| Input Terminal Manufacturer Code | 92755 |
| Input Terminal Identification | SMA-RECEPTACLE |
| Insertion Loss at Reference Frequency Per Function in Decibels | 0.5 BLANK FIRST FUNCTION |
| Load Impedance Per Function | 50.0 OHMS BLANK FIRST FUNCTION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5915-01-200-3385 is a Filter,high Pass, manufactured by K&l Microwave Llc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-200-3385 has 2 manufacturer part numbers on file: 31840 (K&l Microwave Llc), F3793B (Stellant Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-661-8730. Verify interchangeability with system specifications before substitution.
Key specifications for 31840: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) FIRST FUNCTION; Voltage Standing Wave Ratio Per Function: 1.5 BLANK FIRST FUNCTION; Unpackaged Unit Weight: 0.500 POUNDS NOMINAL LBS; Inclosure Type: ENCASED. 20 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.