The Attenuator Subassembly, cataloged under National Stock Number 5985-00-433-4276, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-00-433-4276 |
| Primary Part Number | 01803-63403 |
| Item Name | Attenuator Subassembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Component Type and Quantity | 1 BRACKET AND 7 CAPACITOR AND 2 PLATE AND 4 RESISTOR AND 2 SWITCH |
| 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 |
|---|---|
| 01803-63403 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 01803-63403 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 01803-63403 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5985-00-433-4276 is a Attenuator Subassembly, manufactured by Keysight Technologies Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-433-4276 has 1 manufacturer part number on file: 01803-63403 (Keysight Technologies Inc).
Key specifications for 01803-63403: Overall Height: 1.750 INCHES NOMINAL IN; Component Type and Quantity: 1 BRACKET AND 7 CAPACITOR AND 2 PLATE AND 4 RESISTOR AND 2 SWITCH; Overall Length: 4.000 INCHES NOMINAL IN; Overall Width: 1.750 INCHES NOMINAL IN. 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.