The Attenuator,fixed, cataloged under National Stock Number 5985-01-565-7083, 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 Scientific Components Corp Dba Mini-Circuits. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-565-7083 |
| Primary Part Number | HAT-9 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Scientific Components Corp Dba Mini-Circuits |
| Status | ACTIVE |
| Frequency Range | 0.000 HERTZ MINIMUM |
| Overall Diameter | 0.620 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.05 AND 1.10 |
| Schematic Diagram Designator | UNBALANCED "PI" |
| Surface Treatment | NICKEL BODY |
| Operating Temp Range | -45.0 TO 100.0 CELSIUS DEGC |
| Application Design | TRANSMISSION LINE |
| Material | COPPER ALLOY BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HAT-9 PRIMARY | Scientific Components Corp Dba Mini-Circuits (USA) |
| Reference | Meaning |
|---|---|
| CAT-9 | 5/9 Secondary reference Scientific Components Corp Dba Mini-Circuits |
| H290854-1 | D/9 Drawing number reference only Raytheon Company Div Corp |
NSN 5985-01-565-7083 is a Attenuator,fixed, manufactured by Scientific Components Corp Dba Mini-Circuits, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-565-7083 has 1 manufacturer part number on file: HAT-9 (Scientific Components Corp Dba Mini-Circuits).
Key specifications for HAT-9: Frequency Range: 0.000 HERTZ MINIMUM; Overall Diameter: 0.620 INCHES NOMINAL IN; Voltage Standing Wave Ratio: 1.05 AND 1.10; Overall Length: 1.890 INCHES MINIMUM AND 1.990 INCHES MAXIMUM IN. 8 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 5985-01-565-7083 has DEMIL Code B. 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.