The Attenuator,variable, cataloged under National Stock Number 5985-00-280-0940, 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 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Agilent Technologies, Inc. Div Agilent Technologies Headquarters (CAGE 1MY97); Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (CAGE 12436) |
| Parameter | Value |
|---|---|
| NSN | 5985-00-280-0940 |
| Primary Part Number | 6103245-001 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 1.0 |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) |
| Frequency Range | 0.000 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 7 SLOTTED SCREW |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 6.070 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.0 TO 70.0 |
| Voltage Standing Wave Ratio | 1.70 |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Overall Attenuation Accuracy in Decibels | -2.80 TO 2.80 |
| Attenuation Per Step in Decibels | 10.0 |
| Attenuation Variation Method | STEPPED |
| Mounting Thread Quantity | 32 PER INCH |
| Mounting Facility Nominal Screw Thread Diameter | 0.138 INCHES IN |
| Operating Temp Range | +0.0 TO 65.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.100 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Power Rating | 2.0 WATTS AVERAGE AND 500.0 WATTS PEAK |
| Step Position Quantity | 7 |
| Coaxial Connector Series Designation | SM |
| 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 |
|---|---|
| 33300D-055 | Agilent Technologies, Inc. Div Agilent Technologies Headquarters (USA) |
| 6103245-001 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
| Reference | Meaning |
|---|---|
| 33300D055 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5985-00-280-0940 is a Attenuator,variable, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-280-0940 has 2 manufacturer part numbers on file: 33300D-055 (Agilent Technologies, Inc. Div Agilent Technologies Headquarters), 6103245-001 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-199-0009. Verify interchangeability with system specifications before substitution.
Key specifications for 6103245-001: Insertion Loss at Minimum Attenuation in Maximum Decibels: 1.0; Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 4 THREADED STUD(S); Overall Height: 1.776 INCHES NOMINAL IN. 23 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.