PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

105619Waveguide Assembly

Frontgrade Technologies Inc. · NSN 5985-00-019-3502 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-019-3502 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-019-3502. Primary manufacturer part number: 105619.
Features
  • Waveguide Assembly — FSC 5985
  • 2 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 5985-00-019-3502, 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.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWaveguide Assembly
FSC / FSG5985 — No Item Name Available (FSG 59)
ManufacturersLitton Systems Inc Airtron Div (CAGE 80006); Frontgrade Technologies Inc. (CAGE 66544)
Technical Specifications
ParameterValue
NSN5985-00-019-3502
Primary Part Number105619
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerFrontgrade Technologies Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-231-1711 INTERCHANGEABLE
Gasket
5306-00-428-54511056-19 INTERCHANGEABLE
Bolt,filter
Rolls-Royce Controls and Data Services Limited
5910-00-926-8064105619 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Fluke Corp
6610-01-105-952092-1/2-36 INTERCHANGEABLE
Tape,splicing
3m Company
Cross-Reference Index
Part NumberManufacturer
105619 Litton Systems Inc Airtron Div (USA)
105619 PRIMARY Frontgrade Technologies Inc. (USA)
Related Parts
5330-00-231-1711INTERCHANGEABLE
GASKET
5306-00-428-5451INTERCHANGEABLE
BOLT,FILTER
1056-19
5910-00-926-8064INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
105619
6610-01-105-9520INTERCHANGEABLE
TAPE,SPLICING
92-1/2-36

Frequently Asked Questions

What is NSN 5985-00-019-3502?

NSN 5985-00-019-3502 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 5985-00-019-3502?

NSN 5985-00-019-3502 has 2 cross-referenced part numbers: 105619 (Litton Systems Inc Airtron Div), 105619 (Frontgrade Technologies Inc.).

What NSN replaces 5985-00-019-3502?

There are 4 known substitutes for 5985-00-019-3502: 5330-00-231-1711, 5306-00-428-5451, 5910-00-926-8064 and 1 more. Verify interchangeability with system specifications before substitution.

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