PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21043Tuning Unit,generator

L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products · NSN 6625-01-012-5797 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-012-5797 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-012-5797. Primary manufacturer part number: 21043.
Features
  • Tuning Unit,generator — FSC 6625
  • General Characteristics Item Description: PLUG-IN TYPE,2.0 TO 4.0 GHZ GHz
  • General Characteristics Item Description: PLUG-IN TYPE,2.0 TO 4.0 GHZ GHz
  • 1 verified cross-reference
  • Primary manufacturer: L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Tuning Unit,generator, cataloged under National Stock Number 6625-01-012-5797, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-012-5797
Primary Part Number21043
Item NameTuning Unit,generator
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
StatusACTIVE
General Characteristics Item DescriptionPLUG-IN TYPE,2.0 TO 4.0 GHZ GHz
General Characteristics Item DescriptionPLUG-IN TYPE,2.0 TO 4.0 GHZ GHz
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeG
Unit of IssueEA
SMR CodeYO
Verified Substitutes 8
5950-00-400-910221043 INTERCHANGEABLE
Transformer,pulse
Magnetika Inc
1660-00-677-996721043-1 INTERCHANGEABLE
Converter,liquid Oxygen
Ingersoll-Rand Company Dba Ingersoll-Rand
3439-00-870-9934 INTERCHANGEABLE
Electrode,cutting,solid
5841-01-101-099821043 INTERCHANGEABLE
Panel,bottom Rear
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
4820-01-280-0553 INTERCHANGEABLE
Valve,plug
4720-01-348-432721043 INTERCHANGEABLE
Hose Assembly,nonmetallic
Allied Systems Company Dba Allied Systems Co
5975-01-378-761621043 INTERCHANGEABLE
Strap,tie Down,electrical Compon
Waytek Inc
6240-01-582-835420906 INTERCHANGEABLE
Lamp,fluorescent
Osram Sylvania Inc
Cross-Reference Index
Part NumberManufacturer
21043 PRIMARY L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
Related Parts
5950-00-400-9102INTERCHANGEABLE
TRANSFORMER,PULSE
21043
1660-00-677-9967INTERCHANGEABLE
CONVERTER,LIQUID OXYGEN
21043-1
3439-00-870-9934INTERCHANGEABLE
ELECTRODE,CUTTING,SOLID
5841-01-101-0998INTERCHANGEABLE
PANEL,BOTTOM REAR
21043
4820-01-280-0553INTERCHANGEABLE
VALVE,PLUG
4720-01-348-4327INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
21043
5975-01-378-7616INTERCHANGEABLE
STRAP,TIE DOWN,ELECTRICAL COMPON
21043
6240-01-582-8354INTERCHANGEABLE
LAMP,FLUORESCENT
20906

Frequently Asked Questions

What is NSN 6625-01-012-5797?

NSN 6625-01-012-5797 is a Tuning Unit,generator, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-012-5797?

NSN 6625-01-012-5797 has 1 cross-referenced part number: 21043 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).

What NSN replaces 6625-01-012-5797?

There are 8 known substitutes for 6625-01-012-5797: 5950-00-400-9102, 1660-00-677-9967, 3439-00-870-9934 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21043?

Key specifications for 21043: General Characteristics Item Description: PLUG-IN TYPE,2.0 TO 4.0 GHZ GHz; General Characteristics Item Description: PLUG-IN TYPE,2.0 TO 4.0 GHZ GHz. 2 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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