PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50MP6-1235Attenuator,fixed

Alan Industries Inc · NSN 5985-00-135-4057 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-135-4057 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-135-4057. Primary manufacturer part number: 50MP6-1235.
Features
  • Attenuator,fixed — FSC 5985
  • Material: STEEL BODY
  • Power Rating: 2.0 WATTS AVERAGE AND 300.0 WATTS PEAK
  • Output Impedance Rating in Ohms: 50.0
  • Terminal Type and Quantity: 2 CONNECTOR
  • Overall Diameter: 0.812 INCHES NOMINAL IN
  • Voltage Standing Wave Ratio: 1.30
  • Input Impedance Rating in Ohms: 50.0
Applications
  • Applications requiring Steel Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-00-135-4057, 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 Alan Industries Inc. Government technical data includes 19 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-135-4057
Primary Part Number50MP6-1235
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerAlan Industries Inc
StatusCANCELLED
MaterialSTEEL BODY
Power Rating2.0 WATTS AVERAGE AND 300.0 WATTS PEAK
Output Impedance Rating in Ohms50.0
Terminal Type and Quantity2 CONNECTOR
Overall Diameter0.812 INCHES NOMINAL IN
Voltage Standing Wave Ratio1.30
Input Impedance Rating in Ohms50.0
Mounting MethodCONNECTOR
Coaxial Connector Series DesignationN
Attenuation Accuracy in Decibels-0.75 TO 0.75
Unpackaged Unit Weight2.400 OUNCES OZ
Frequency Range0.000 HERTZ MINIMUM AND 10.000 GIGAHERTZ MAXIMUM
Rf Signal Attenuation in Decibels6.0
Voltage Standing Wave Ratio Frequency Range+0.0 TO 10.0 GIGAHERTZ
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Connection Type Per FunctionFEMALE OUTPUT AND MALE INPUT
Attenuation Accuracy Reference Frequency10.0 GIGAHERTZ
Application DesignTRANSMISSION LINE
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5330-00-022-71417011-517PC9 INTERCHANGEABLE
Gasket
Gibbs & Cox, Inc.
5950-00-801-63202630C0440 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5950-01-355-3191 INTERCHANGEABLE
Reactor
5962-01-384-7457 INTERCHANGEABLE
Microcircuit,linear
Cross-Reference Index
Part NumberManufacturer
50MP6-1235 Alan Industries Inc (USA)
11290759-2 Ballistic Missile Defense Systems Command (USA)
774-6 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
774-6 Waveline Inc (USA)
MDC88207-6 Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA)
Related Parts
5330-00-022-7141INTERCHANGEABLE
GASKET
7011-517PC9
5950-00-801-6320INTERCHANGEABLE
TRANSFORMER,POWER
2630C0440
5950-01-355-3191INTERCHANGEABLE
REACTOR
5962-01-384-7457INTERCHANGEABLE
MICROCIRCUIT,LINEAR

Frequently Asked Questions

What is NSN 5985-00-135-4057?

NSN 5985-00-135-4057 is a Attenuator,fixed, manufactured by Alan Industries Inc, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-135-4057?

NSN 5985-00-135-4057 has 5 cross-referenced part numbers: 50MP6-1235 (Alan Industries Inc), 11290759-2 (Ballistic Missile Defense Systems Command), 774-6 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 774-6 (Waveline Inc), MDC88207-6 (Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc).

What NSN replaces 5985-00-135-4057?

There are 4 known substitutes for 5985-00-135-4057: 5330-00-022-7141, 5950-00-801-6320, 5950-01-355-3191 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50MP6-1235?

Key specifications for 50MP6-1235: Material: STEEL BODY; Power Rating: 2.0 WATTS AVERAGE AND 300.0 WATTS PEAK; Output Impedance Rating in Ohms: 50.0; Terminal Type and Quantity: 2 CONNECTOR. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-135-4057 still in active supply?

NSN 5985-00-135-4057 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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