The Attenuator,fixed, cataloged under National Stock Number 5985-01-265-8137, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-265-8137 |
| Primary Part Number | 5543178 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Precious Material and Location | TERMINALS GOLD OR TERMINALS SILVER |
| Terminal Type and Quantity | 2 CONNECTOR |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Overall Diameter | 0.360 INCHES NOMINAL IN |
| Coaxial Connector Series Designation | SMA |
| Attenuation Accuracy in Decibels | -0.70 TO 0.70 |
| Frequency Sensitivity Attenuation in Decibels | 0.005 |
| Voltage Standing Wave Ratio | 1.15 AND 1.20 AND 1.25 AND 1.35 |
| 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 |
| Connection Type Per Function | FEMALE INPUT AND MALE OUTPUT |
| Rf Signal Attenuation in Decibels | 20.0 |
| Power Rating | 2.0 WATTS AVERAGE AND 0.5 KILOWATTS PEAK |
| Output Impedance Rating in Ohms | 50.0 |
| Attenuation Accuracy Reference Frequency | 18.0 GIGAHERTZ |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Unpackaged Unit Weight | 0.500 OUNCES OZ |
| Temperature Sensitivity Attenuation in Decibels | 0.0006 |
| Input Impedance Rating in Ohms | 50.0 |
| Frequency Range | 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| Material | STEEL CORROSION RESISTING BODY |
| Application Design | TRANSMISSION LINE |
| Precious Material | GOLD OR SILVER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4MS-20 | Spectrum Control Inc Div Weinschel (USA) |
| 20600-20 | Cobham Advanced Electronic Solutions Inc. (USA) |
| WA4-20 | Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates (USA) |
| 2082-6194-20 | Cobham Advanced Electronic Solutions Inc. (USA) |
| 10341986 | Nimikkeistokeskus Ncb Finland (FIN) |
| 2082-6194-20 | Xma Corporation (USA) |
| MDC890485 | Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA) |
| ZZ-1598 | Alan Industries Inc (USA) |
| 5543178 PRIMARY | Naval Sea Systems Command (USA) |
| 5543178 | Raytheon Company (USA) |
| 50MP20-1380 | Alan Industries Inc (USA) |
NSN 5985-01-265-8137 is a Attenuator,fixed, manufactured by Naval Sea Systems Command, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-01-265-8137 has 11 cross-referenced part numbers: 4MS-20 (Spectrum Control Inc Div Weinschel), 20600-20 (Cobham Advanced Electronic Solutions Inc.), WA4-20 (Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates), 2082-6194-20 (Cobham Advanced Electronic Solutions Inc.), 10341986 (Nimikkeistokeskus Ncb Finland) and 6 more.
There are 2 known substitutes for 5985-01-265-8137: 5985-00-256-0902, 5985-01-012-6393. Verify interchangeability with system specifications before substitution.
Key specifications for 5543178: Precious Material and Location: TERMINALS GOLD OR TERMINALS SILVER; Terminal Type and Quantity: 2 CONNECTOR; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Overall Diameter: 0.360 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.