PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70112-520Diplexer

Frontgrade Technologies Inc. · NSN 5985-01-601-8854 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-601-8854 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-601-8854. Primary manufacturer part number: 70112-520.
Features
  • Diplexer — FSC 5985
  • 4 verified cross-references
  • Primary manufacturer: Frontgrade Technologies Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Diplexer, cataloged under National Stock Number 5985-01-601-8854, 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 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-601-8854
Primary Part Number70112-520
Item NameDiplexer
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerFrontgrade Technologies Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3695-00-254-414358847 INTERCHANGEABLE
Insert
John Deer Consumer Products Inc
2910-00-377-5546304101R91 INTERCHANGEABLE
Filter Element,fluid
Komatsu America Corporation
Cross-Reference Index
Part NumberManufacturer
58847 Frontgrade Technologies Inc. (USA)
58847 Microwave Development Company Inc Dba Microwave Development Company Inc (USA)
70112-520 PRIMARY Frontgrade Technologies Inc. (USA)
A9034-698501 Northrop Grumman Systems Corporation (USA)
Related Parts
3695-00-254-4143INTERCHANGEABLE
INSERT
58847
2910-00-377-5546INTERCHANGEABLE
FILTER ELEMENT,FLUID
304101R91

Frequently Asked Questions

What is NSN 5985-01-601-8854?

NSN 5985-01-601-8854 is a Diplexer, manufactured by Frontgrade Technologies Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-601-8854?

NSN 5985-01-601-8854 has 4 cross-referenced part numbers: 58847 (Frontgrade Technologies Inc.), 58847 (Microwave Development Company Inc Dba Microwave Development Company Inc), 70112-520 (Frontgrade Technologies Inc.), A9034-698501 (Northrop Grumman Systems Corporation).

What NSN replaces 5985-01-601-8854?

There are 2 known substitutes for 5985-01-601-8854: 3695-00-254-4143, 2910-00-377-5546. Verify interchangeability with system specifications before substitution.

What are the specifications of 70112-520?

Key specifications for 70112-520: End Item Identification: THREAT EMITTE. 1 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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