The Attenuator,fixed, cataloged under National Stock Number 5985-01-009-6437, 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 Cinch Connectivity Solutions Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5985-01-009-6437 |
| Primary Part Number | 290-20 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Cinch Connectivity Solutions Inc |
| Status | CANCELLED |
| Application Design | TRANSMISSION LINE |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 18.0 GIGAHERTZ |
| Coaxial Connector Series Designation | SMA |
| Input Impedance Rating in Ohms | 50.0 |
| Overall Diameter | 0.290 INCHES NOMINAL IN |
| Mounting Method | CONNECTOR |
| Power Rating | 2.0 WATTS AVERAGE |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio | 1.07 |
| Terminal Type and Quantity | 2 CONNECTOR |
| Temperature Sensitivity Attenuation in Decibels | 0.0001 |
| Frequency Range | 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| Connection Type Per Function | FEMALE INPUT AND MALE OUTPUT |
| Rf Signal Attenuation in Decibels | 20.0 |
| Output Impedance Rating in Ohms | 50.0 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MDC90034-20 | Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA) |
| SC405175 | Bae Systems, Ro Defence (GBR) |
| 290-20 PRIMARY | Cinch Connectivity Solutions Inc (USA) |
| 7910851-00 | L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West (USA) |
| 290-20DB | Cinch Connectivity Solutions Inc (USA) |
| SC405175 | Bae Systems Global Combat Systems Limited (GBR) |
| ATT-0290-20-SMA-02 PRIMARY | Cinch Connectivity Solutions Inc (USA) |
NSN 5985-01-009-6437 is a Attenuator,fixed, manufactured by Cinch Connectivity Solutions Inc, classified under FSC 5985 (No Item Name Available). Status: cancelled.
NSN 5985-01-009-6437 has 7 cross-referenced part numbers: MDC90034-20 (Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc), SC405175 (Bae Systems, Ro Defence), 290-20 (Cinch Connectivity Solutions Inc), 7910851-00 (L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West), 290-20DB (Cinch Connectivity Solutions Inc) and 2 more.
There are 12 known substitutes for 5985-01-009-6437: 5910-00-106-0925, 4720-00-118-3392, 5965-00-624-4134 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 290-20: Application Design: TRANSMISSION LINE; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Voltage Standing Wave Ratio Frequency Range: +0.0 TO 18.0 GIGAHERTZ; Coaxial Connector Series Designation: SMA. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5985-01-009-6437 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.