The Attenuator,variable, cataloged under National Stock Number 5985-01-133-0468, 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 Daico Industries, Inc. Dba Daico Industries Inc. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-133-0468 |
| Primary Part Number | DA0285/B2 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Daico Industries, Inc. Dba Daico Industries Inc |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 6.0 |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 1 PRINTED CIRCUIT |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Frequency Range | 15.000 MEGAHERTZ MINIMUM AND 200.000 MEGAHERTZ MAXIMUM |
| Body Style | IRREGULAR |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, VOLTAGE CONTROLLED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.800 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Voltage Standing Wave Ratio | 1.50 |
| Overall Attenuation Accuracy in Decibels | -0.20 TO 0.20 |
| Attenuation Per Step in Decibels | 0.5 AND 1.0 AND 2.0 AND 4.0 AND 8.0 AND 16.0 AND 32.0 |
| Attenuation Variation Method | STEPPED |
| Distance Between Mounting Facility Centers | 0.100 INCHES NOMINAL IN |
| Precious Material and Location | EXTERNAL SURFACES GOLD |
| Operating Temp Range | -32.0 TO 71.0 CELSIUS DEGC |
| Application Design | PRINTED CIRCUIT BOARD |
| Terminal Type and Quantity | 38 PIN |
| Step Position Quantity | 7 |
| 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 |
|---|---|
| DA0285/B2 | Daico Industries, Inc. Dba Daico Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 5054995-1 | 5/9 Secondary reference General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems |
| DA0285/883B2 | 5/9 Secondary reference Daico Industries, Inc. Dba Daico Industries Inc |
| 5054995-1 | 3/9 Design control — primary reference Signals Warfare Project Manager |
NSN 5985-01-133-0468 is a Attenuator,variable, manufactured by Daico Industries, Inc. Dba Daico Industries Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-133-0468 has 1 manufacturer part number on file: DA0285/B2 (Daico Industries, Inc. Dba Daico Industries Inc).
Key specifications for DA0285/B2: Insertion Loss at Minimum Attenuation in Maximum Decibels: 6.0; Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 1 PRINTED CIRCUIT; Overall Height: 0.405 INCHES NOMINAL IN. 19 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.