PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ATT-0291-74-024-02Attenuator,fixed

Cinch Connectivity Solutions Inc · NSN 5985-01-433-4735 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-433-4735 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-433-4735. Primary manufacturer part number: ATT-0291-74-024-02.
Features
  • Attenuator,fixed — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Input Impedance Rating in Ohms: 50.0
  • Mounting Method: CONNECTOR
  • Terminal Type and Quantity: 2 CONNECTOR
  • Rf Signal Attenuation in Decibels: 4.5
  • Power Rating: 2.0 WATTS AVERAGE AND 0.2 KILOWATTS PEAK
  • Coaxial Connector Series Designation: SMA
Applications
  • Applications requiring Steel Corrosion Resisting Terminal construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-01-433-4735, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-433-4735
Primary Part NumberATT-0291-74-024-02
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerCinch Connectivity Solutions Inc
StatusACTIVE
Application DesignTRANSMISSION LINE
Input Impedance Rating in Ohms50.0
Mounting MethodCONNECTOR
Terminal Type and Quantity2 CONNECTOR
Rf Signal Attenuation in Decibels4.5
Power Rating2.0 WATTS AVERAGE AND 0.2 KILOWATTS PEAK
Coaxial Connector Series DesignationSMA
Operating Temp Range-55.0 TO 100.0 CELSIUS DEGC
Voltage Standing Wave Ratio Frequency Range+8.0 TO 12.4 GIGAHERTZ
Connection Type Per FunctionFEMALE INPUT AND MALE OUTPUT
Attenuation Accuracy in Decibels-0.30 TO 0.30
Output Impedance Rating in Ohms50.0
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Overall Diameter0.400 INCHES MAXIMUM IN
Frequency Range8.000 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
Voltage Standing Wave Ratio1.25
Specification/standard Data82577-H970065 MANUFACTURERS SPECIFICATION CONTROL
MaterialSTEEL CORROSION RESISTING TERMINAL
MaterialSTEEL CORROSION RESISTING BODY
Surface TreatmentPASSIVATE BODY
Surface TreatmentPASSIVATE TERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-00-866-44331L590 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Matheson Co Div of G D Searle Medical Products
5340-00-935-4206514345 INTERCHANGEABLE
Bracket,angle
Honeywell International, Inc Div Aerospace-Tucson
4330-01-040-7291200-511 INTERCHANGEABLE
Filtering Disk,fluid
Biomarine Inc
5985-01-433-4736ATT-0291-05-024-02 INTERCHANGEABLE
Attenuator,fixed
Cinch Connectivity Solutions Inc
5995-01-694-3250 INTERCHANGEABLE
Cable Assembly,telephone
Cross-Reference Index
Part NumberManufacturer
ATT-0291-74-024-02 PRIMARY Cinch Connectivity Solutions Inc (USA)
2082-4261-12 Cobham Advanced Electronic Solutions Inc. (USA)
H970065-015B Raytheon Company Dba Raytheon (USA)
40017-4.5 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
5143-4.5 Spectrum Control Inc Div Weinschel (USA)
Related Parts
4820-00-866-4433INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
1L590
5340-00-935-4206INTERCHANGEABLE
BRACKET,ANGLE
514345
4330-01-040-7291INTERCHANGEABLE
FILTERING DISK,FLUID
200-511
5985-01-433-4736INTERCHANGEABLE
ATTENUATOR,FIXED
ATT-0291-05-024-02
5995-01-694-3250INTERCHANGEABLE
CABLE ASSEMBLY,TELEPHONE

Frequently Asked Questions

What is NSN 5985-01-433-4735?

NSN 5985-01-433-4735 is a Attenuator,fixed, manufactured by Cinch Connectivity Solutions Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-433-4735?

NSN 5985-01-433-4735 has 5 cross-referenced part numbers: ATT-0291-74-024-02 (Cinch Connectivity Solutions Inc), 2082-4261-12 (Cobham Advanced Electronic Solutions Inc.), H970065-015B (Raytheon Company Dba Raytheon), 40017-4.5 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 5143-4.5 (Spectrum Control Inc Div Weinschel).

What NSN replaces 5985-01-433-4735?

There are 5 known substitutes for 5985-01-433-4735: 4820-00-866-4433, 5340-00-935-4206, 4330-01-040-7291 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ATT-0291-74-024-02?

Key specifications for ATT-0291-74-024-02: Application Design: TRANSMISSION LINE; Input Impedance Rating in Ohms: 50.0; Mounting Method: CONNECTOR; Terminal Type and Quantity: 2 CONNECTOR. 22 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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