The Notch Filter, cataloged under National Stock Number 5915-01-231-2337, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Agilent Technologies, Inc. Div Agilent Technologies Headquarters. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5915-01-231-2337 |
| Primary Part Number | 8439A |
| Item Name | Notch Filter |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Agilent Technologies, Inc. Div Agilent Technologies Headquarters |
| Status | ACTIVE |
| General Characteristics Item Description | EXTREMELY NARROW REJECTION NOTCH 2 MHZ AT 6O DB DOWN AT 2 GHZ THEREBY PERMITTING OBSERVATION OF BROADBAND SIGNALS WITHOUT INTERFERENCE FROM SIGNALS AT THE 2-GHZ IF GHz |
| 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 |
|---|---|
| 8439A PRIMARY | Agilent Technologies, Inc. Div Agilent Technologies Headquarters (USA) |
| Reference | Meaning |
|---|---|
| HP8439A | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 8439A | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5915-01-231-2337 is a Notch Filter, manufactured by Agilent Technologies, Inc. Div Agilent Technologies Headquarters, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-231-2337 has 1 manufacturer part number on file: 8439A (Agilent Technologies, Inc. Div Agilent Technologies Headquarters).
Key specifications for 8439A: General Characteristics Item Description: EXTREMELY NARROW REJECTION NOTCH 2 MHZ AT 6O DB DOWN AT 2 GHZ THEREBY PERMITTING OBSERVATION OF BROADBAND SIGNALS WITHOUT INTERFERENCE FROM SIGNALS AT THE 2-GHZ IF GHz. 1 specification is 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.