PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B9937-3Coupler,rotary,radio Frequency

Mcs Corporation Microwave Components Div · NSN 5985-00-168-4329 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-168-4329 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-168-4329. Primary manufacturer part number: B9937-3.
Features
  • Coupler,rotary,radio Frequency — FSC 5985
  • Mounting Configuration: FOUR NO. 8-32 NC THD INSERTS ON 1.340 IN. BY 1.340 IN. MTG CENTERS IN
  • Unit Type: WAVEGUIDE
  • Radio Frequency Rating: 7.0 GIGAHERTZ MINIMUM AND 11.0 GIGAHERTZ MAXIMUM
  • Material: ALUMINUM ALLOY
  • Overall Diameter: 2.430 INCHES NOMINAL IN
  • 6 verified cross-references
  • Primary manufacturer: Mcs Corporation Microwave Components Div
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Coupler,rotary,radio Frequency, cataloged under National Stock Number 5985-00-168-4329, 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 Mcs Corporation Microwave Components Div. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-168-4329
Primary Part NumberB9937-3
Item NameCoupler,rotary,radio Frequency
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerMcs Corporation Microwave Components Div
StatusCANCELLED
Mounting ConfigurationFOUR NO. 8-32 NC THD INSERTS ON 1.340 IN. BY 1.340 IN. MTG CENTERS IN
Unit TypeWAVEGUIDE
Radio Frequency Rating7.0 GIGAHERTZ MINIMUM AND 11.0 GIGAHERTZ MAXIMUM
MaterialALUMINUM ALLOY
Overall Diameter2.430 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
4820-00-034-142318495201 INTERCHANGEABLE
Valve,regulating,temperature
Control Data Systems Inc Contracts Dept
2840-00-939-3395520611 INTERCHANGEABLE
Disk,compressor,aircraft Gas Tur
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5985-01-037-7613 INTERCHANGEABLE
Attenuator,driver
9540-01-072-0170 INTERCHANGEABLE
Angle,structural
9540-01-073-5145 INTERCHANGEABLE
Angle,structural
9540-01-075-1068 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
B9937-3 Mcs Corporation Microwave Components Div (USA)
52061-1 Edo (USA)
B-10065-1 Mcs Corporation Microwave Components Div (USA)
60421 Edo (USA)
60367 Edo (USA)
60367-3 Edo (USA)
Related Parts
4820-00-034-1423INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
18495201
2840-00-939-3395INTERCHANGEABLE
DISK,COMPRESSOR,AIRCRAFT GAS TUR
520611
5985-01-037-7613INTERCHANGEABLE
ATTENUATOR,DRIVER
9540-01-072-0170INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-073-5145INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-075-1068INTERCHANGEABLE
ANGLE,STRUCTURAL

Frequently Asked Questions

What is NSN 5985-00-168-4329?

NSN 5985-00-168-4329 is a Coupler,rotary,radio Frequency, manufactured by Mcs Corporation Microwave Components Div, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-168-4329?

NSN 5985-00-168-4329 has 6 cross-referenced part numbers: B9937-3 (Mcs Corporation Microwave Components Div), 52061-1 (Edo), B-10065-1 (Mcs Corporation Microwave Components Div), 60421 (Edo), 60367 (Edo) and 1 more.

What NSN replaces 5985-00-168-4329?

There are 6 known substitutes for 5985-00-168-4329: 4820-00-034-1423, 2840-00-939-3395, 5985-01-037-7613 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B9937-3?

Key specifications for B9937-3: Mounting Configuration: FOUR NO. 8-32 NC THD INSERTS ON 1.340 IN. BY 1.340 IN. MTG CENTERS IN; Unit Type: WAVEGUIDE; Radio Frequency Rating: 7.0 GIGAHERTZ MINIMUM AND 11.0 GIGAHERTZ MAXIMUM; Material: ALUMINUM ALLOY. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-168-4329 still in active supply?

NSN 5985-00-168-4329 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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