The Attenuator,fixed, cataloged under National Stock Number 5985-01-322-3003, 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 Raytheon Company Div Rmd Strategic. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5985-01-322-3003 |
| Primary Part Number | 733305-18 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIP. |
| Frequency Range | 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Overall Diameter | 0.385 INCHES MAXIMUM IN |
| Voltage Standing Wave Ratio | 1.15 AND 1.20 AND 1.25 AND 1.35 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR |
| Rf Signal Attenuation in Decibels | 9.0 |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Surface Treatment | PASSIVATE BODY |
| Connection Type Per Function | FEMALE INPUT AND MALE OUTPUT |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 4.0 GIGAHERTZ AND +4.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ AND +12.4 TO 18.0 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Power Rating | 2.0 WATTS AVERAGE AND 100.0 WATTS PEAK |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| 733305-18 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| 518-9.0-001 | Cinch Connectivity Solutions Inc (USA) |
| ATT-0518-09-001-02 | Cinch Connectivity Solutions Inc (USA) |
| Reference | Meaning |
|---|---|
| 26379-9.0 | 5/2 Secondary reference U.S. Government activity |
| 9870-9.0 | 5/2 Secondary reference U.S. Government activity |
| 9870-9-0 | 5/9 Secondary reference U.S. Government activity |
| 2082-4188-18 | 5/9 Secondary reference U.S. Government activity |
| 2082-4188-18 | 5/9 Secondary reference Xma Corporation |
NSN 5985-01-322-3003 is a Attenuator,fixed, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-322-3003 has 3 manufacturer part numbers on file: 733305-18 (Raytheon Company Div Rmd Strategic), 518-9.0-001 (Cinch Connectivity Solutions Inc), ATT-0518-09-001-02 (Cinch Connectivity Solutions Inc).
1 possible match (shared part number, not a government interchangeability claim): 6260-01-341-8709. Verify interchangeability with system specifications before substitution.
Key specifications for 733305-18: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIP.; Frequency Range: 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Overall Diameter: 0.385 INCHES MAXIMUM IN. 18 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.