The Filter,band Pass, cataloged under National Stock Number 5915-01-198-5906, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Microphase Corp. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-198-5906 |
| Primary Part Number | MSI31218JJ |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Microphase Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.509 INCHES NOMINAL IN |
| Body Width | 0.500 INCHES NOMINAL IN |
| Body Height | 0.600 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON TWO SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.112 INCHES IN |
| Body Length | 1.760 INCHES NOMINAL IN |
| 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 |
|---|---|
| MSI31218JJ | Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc (USA) |
| MSI31218JJ PRIMARY | Microphase Corp (USA) |
| Reference | Meaning |
|---|---|
| MSI31218JJ | 5/9 Secondary reference Aiken Advanced Systems Inc a Div of Amstar Technical Products Inc an Affil of Amstar Corp |
NSN 5915-01-198-5906 is a Filter,band Pass, manufactured by Microphase Corp, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-198-5906 has 2 manufacturer part numbers on file: MSI31218JJ (Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc), MSI31218JJ (Microphase Corp).
Key specifications for MSI31218JJ: Mounting Facility Type and Quantity: 3 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 1.360 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 1.509 INCHES NOMINAL IN. 9 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.