PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

126197Waveguide Assembly

Frontgrade Technologies Inc. · NSN 5985-01-408-2888 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-408-2888 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-408-2888. Primary manufacturer part number: 126197.
Features
  • Waveguide Assembly — FSC 5985
  • Style Designator: BEND TYPE
  • Waveguide Longer Offset Distance: 2.530 INCHES NOMINAL IN
  • Waveguide Offset Distance: 1.800 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Frontgrade Technologies Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-408-2888, 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 Frontgrade Technologies Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN5985-01-408-2888
Primary Part Number126197
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerFrontgrade Technologies Inc.
StatusACTIVE
Style DesignatorBEND TYPE
Waveguide Longer Offset Distance2.530 INCHES NOMINAL IN
Waveguide Offset Distance1.800 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5935-00-578-2333126-197 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corp Div Amphenol Aerospace Operations
5935-00-904-3611C7-20PVRNGD INTERCHANGEABLE
Connector,plug,electrical
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation
5935-01-022-2797 INTERCHANGEABLE
Connector
5935-01-510-0839126-197 INTERCHANGEABLE
Connector,plug,electrical
Cooper Interconnect, Inc. Dba Cooper Interconnect
Cross-Reference Index
Part NumberManufacturer
17B4U5034-1 The Boeing Company (USA)
126197 Litton Systems Inc Airtron Div (USA)
126197 PRIMARY Frontgrade Technologies Inc. (USA)
Related Parts
5935-00-578-2333INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
126-197
5935-00-904-3611INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
C7-20PVRNGD
5935-01-022-2797INTERCHANGEABLE
CONNECTOR
5935-01-510-0839INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
126-197

Frequently Asked Questions

What is NSN 5985-01-408-2888?

NSN 5985-01-408-2888 is a Waveguide Assembly, manufactured by Frontgrade Technologies Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-408-2888?

NSN 5985-01-408-2888 has 3 cross-referenced part numbers: 17B4U5034-1 (The Boeing Company), 126197 (Litton Systems Inc Airtron Div), 126197 (Frontgrade Technologies Inc.).

What NSN replaces 5985-01-408-2888?

There are 4 known substitutes for 5985-01-408-2888: 5935-00-578-2333, 5935-00-904-3611, 5935-01-022-2797 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 126197?

Key specifications for 126197: Style Designator: BEND TYPE; Waveguide Longer Offset Distance: 2.530 INCHES NOMINAL IN; Waveguide Offset Distance: 1.800 INCHES NOMINAL IN. 3 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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