PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54112-210Coupler,directional

Lambert Kay Div of Carter-Wallace Inc · NSN 5985-01-520-4451 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-520-4451 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-520-4451. Primary manufacturer part number: 54112-210.
Features
  • Coupler,directional — FSC 5985
  • Radio Frequency Rating: 7.9 GIGAHERTZ NOMINAL AND 8.4 GIGAHERTZ MAXIMUM
  • Unit Type: WAVEGUIDE
  • 4 verified cross-references
  • Primary manufacturer: Lambert Kay Div of Carter-Wallace Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,directional, cataloged under National Stock Number 5985-01-520-4451, 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 Lambert Kay Div of Carter-Wallace Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-520-4451
Primary Part Number54112-210
Item NameCoupler,directional
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerLambert Kay Div of Carter-Wallace Inc
StatusACTIVE
Radio Frequency Rating7.9 GIGAHERTZ NOMINAL AND 8.4 GIGAHERTZ MAXIMUM
Unit TypeWAVEGUIDE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5355-00-391-552542428 INTERCHANGEABLE
Knob Assembly
Mine Safety Appliances Company
5920-00-557-5033 INTERCHANGEABLE
Fuse,cartridge
5962-01-089-782042428 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5940-01-400-3403 INTERCHANGEABLE
Terminal,lug
Cross-Reference Index
Part NumberManufacturer
G710402 Raytheon Company Div Corp (USA)
54112-210 PRIMARY Lambert Kay Div of Carter-Wallace Inc (USA)
G710402-1 Raytheon Company Div Corp (USA)
42428 Microwave Development Company Inc Dba Microwave Development Company Inc (USA)
Related Parts
5355-00-391-5525INTERCHANGEABLE
KNOB ASSEMBLY
42428
5920-00-557-5033INTERCHANGEABLE
FUSE,CARTRIDGE
5962-01-089-7820INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42428
5940-01-400-3403INTERCHANGEABLE
TERMINAL,LUG

Frequently Asked Questions

What is NSN 5985-01-520-4451?

NSN 5985-01-520-4451 is a Coupler,directional, manufactured by Lambert Kay Div of Carter-Wallace Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-520-4451?

NSN 5985-01-520-4451 has 4 cross-referenced part numbers: G710402 (Raytheon Company Div Corp), 54112-210 (Lambert Kay Div of Carter-Wallace Inc), G710402-1 (Raytheon Company Div Corp), 42428 (Microwave Development Company Inc Dba Microwave Development Company Inc).

What NSN replaces 5985-01-520-4451?

There are 4 known substitutes for 5985-01-520-4451: 5355-00-391-5525, 5920-00-557-5033, 5962-01-089-7820 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54112-210?

Key specifications for 54112-210: Radio Frequency Rating: 7.9 GIGAHERTZ NOMINAL AND 8.4 GIGAHERTZ MAXIMUM; Overall Length: 5.320 INCHES MINIMUM AND 5.380 INCHES MAXIMUM IN; Special Features: END ITEM:RADAR INTERFACE CONVERTER UNIT; Unit Type: WAVEGUIDE. 4 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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