The Attenuator,fixed, cataloged under National Stock Number 5985-01-175-2970, 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 L3harris Technologies, Inc.. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5985-01-175-2970 |
| Primary Part Number | 146457-004 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc. |
| Status | CANCELLED |
| Application Design | TRANSMISSION LINE |
| Coaxial Connector Series Designation | SMA |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Terminal Type and Quantity | 2 CONNECTOR |
| Overall Diameter | 0.360 INCHES MAXIMUM IN |
| Operating Temp Range | +0.0 TO 85.0 CELSIUS DEGC |
| Temperature Sensitivity Attenuation in Decibels | 0.0010 |
| Rf Signal Attenuation in Decibels | 20.0 |
| Output Impedance Rating in Ohms | 50.0 |
| Voltage Standing Wave Ratio | 1.15 AND 1.30 AND 1.35 |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Input Impedance Rating in Ohms | 50.0 |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 4.0 GIGAHERTZ AND +4.0 TO 12.4 GIGAHERTZ AND +12.4 TO 18.0 GIGAHERTZ |
| Unpackaged Unit Weight | 0.500 OUNCES OZ |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Connection Type Per Function | FEMALE OUTPUT AND MALE INPUT |
| Mounting Method | CONNECTOR |
| Attenuation Accuracy Reference Frequency | 18.0 GIGAHERTZ |
| Material | STEEL CORROSION RESISTING BODY |
| Frequency Range | 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| Power Rating | 2.0 WATTS AVERAGE AND 0.2 KILOWATTS AVERAGE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2082-6043-20 | Tyco Electronics Corp (USA) |
| 4201-1001 | Leonardo Uk Ltd (GBR) |
| 20620-20 | Tyco Electronics Corp (USA) |
| 2082-6043-20 | Xma Corporation (USA) |
| 4201-1001 | Leonardo Mw Ltd (GBR) |
| 4782-20 | Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA) |
| 146457-004 | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA) |
| 146457-004 PRIMARY | L3harris Technologies, Inc. (USA) |
| 146457-004 | Caes Systems Llc (USA) |
| 46020-0000-0857 | Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems (GBR) |
| 4T-20 PRIMARY | Spectrum Control Inc Div Weinschel (USA) |
| 4201-1001 | Marconi Avionics Ltd (GBR) |
| 146457-004 | Cobham Advanced Electronic Solutions Inc. (USA) |
NSN 5985-01-175-2970 is a Attenuator,fixed, manufactured by L3harris Technologies, Inc., classified under FSC 5985 (No Item Name Available). Status: cancelled.
NSN 5985-01-175-2970 has 13 cross-referenced part numbers: 2082-6043-20 (Tyco Electronics Corp), 4201-1001 (Leonardo Uk Ltd), 20620-20 (Tyco Electronics Corp), 2082-6043-20 (Xma Corporation), 4201-1001 (Leonardo Mw Ltd) and 8 more.
There are 2 known substitutes for 5985-01-175-2970: 5985-01-181-4833, 5136-01-291-8000. Verify interchangeability with system specifications before substitution.
Key specifications for 146457-004: Application Design: TRANSMISSION LINE; Coaxial Connector Series Designation: SMA; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Terminal Type and Quantity: 2 CONNECTOR. 22 total characteristics are documented in the Federal Logistics Information System.
NSN 5985-01-175-2970 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.