PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HD-1245/GAir Conditioner

Joint Electronics Type Designation System · NSN 4120-01-592-7940 · FSC 4120 · No Item Name Available
Verified by PartsTable
NSN 4120-01-592-7940 — this item is cataloged by the U.S. Government under National Stock Number 4120-01-592-7940. Primary manufacturer part number: HD-1245/G.
Features
  • Air Conditioner — FSC 4120
  • Cooling Capacity in Btu Per Hour: 9000.0 NOMINAL
  • Condenser Cooling Type: AIR
  • Heating Capacity in Btu Per Hour: 7000.0 NOMINAL
  • Power Source: TURBO-GENERATOR
  • 3 verified cross-references
  • Primary manufacturer: Joint Electronics Type Designation System
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Air Conditioner, cataloged under National Stock Number 4120-01-592-7940, is classified within Federal Supply Class 4120 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Joint Electronics Type Designation System. Government technical data includes 4 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4120-01-592-7940
Primary Part NumberHD-1245/G
Item NameAir Conditioner
FSC / FSG4120 / 41 — No Item Name Available
ManufacturerJoint Electronics Type Designation System
StatusACTIVE
Cooling Capacity in Btu Per Hour9000.0 NOMINAL
Condenser Cooling TypeAIR
Heating Capacity in Btu Per Hour7000.0 NOMINAL
Power SourceTURBO-GENERATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5805-00-199-8746 INTERCHANGEABLE
Central Office,telephone,dial
5325-00-285-668871849 INTERCHANGEABLE
Ring,retaining
Hamilton Sundstrand Corporation Dba Collins Aerospace
5840-00-998-4976105000 INTERCHANGEABLE
Indicator,range
Astronautics Corporation of America
8120-01-221-5663 INTERCHANGEABLE
Tank,liquid Gas
6630-01-283-9499155021 INTERCHANGEABLE
Carbon Dioxide Analyzer Kit
Thermo Forma Inc Div Thermo Forma, Inc.
6695-01-388-107510-5000 INTERCHANGEABLE
Panel,indicator
L3 Technologies, Inc.
5210-01-533-9015105000 INTERCHANGEABLE
Head,micrometer
Gage Bilt, Inc.
6515-01-732-804210-5000 INTERCHANGEABLE
Splint,leg
Tri-Tech Forensics, Inc.
Cross-Reference Index
Part NumberManufacturer
HD-1245/G PRIMARY Joint Electronics Type Designation System (USA)
10-5000 PRIMARY Department of Defense Project Manager-Mobile Electric Power (USA)
10-5000 Mainstream Engineering Corp (USA)
Related Parts
5805-00-199-8746INTERCHANGEABLE
CENTRAL OFFICE,TELEPHONE,DIAL
5325-00-285-6688INTERCHANGEABLE
RING,RETAINING
71849
5840-00-998-4976INTERCHANGEABLE
INDICATOR,RANGE
105000
8120-01-221-5663INTERCHANGEABLE
TANK,LIQUID GAS
6630-01-283-9499INTERCHANGEABLE
CARBON DIOXIDE ANALYZER KIT
155021
6695-01-388-1075INTERCHANGEABLE
PANEL,INDICATOR
10-5000
5210-01-533-9015INTERCHANGEABLE
HEAD,MICROMETER
105000
6515-01-732-8042INTERCHANGEABLE
SPLINT,LEG
10-5000

Frequently Asked Questions

What is NSN 4120-01-592-7940?

NSN 4120-01-592-7940 is a Air Conditioner, manufactured by Joint Electronics Type Designation System, classified under FSC 4120 (No Item Name Available). Status: active.

What are the part numbers for NSN 4120-01-592-7940?

NSN 4120-01-592-7940 has 3 cross-referenced part numbers: HD-1245/G (Joint Electronics Type Designation System), 10-5000 (Department of Defense Project Manager-Mobile Electric Power), 10-5000 (Mainstream Engineering Corp).

What NSN replaces 4120-01-592-7940?

There are 8 known substitutes for 4120-01-592-7940: 5805-00-199-8746, 5325-00-285-6688, 5840-00-998-4976 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HD-1245/G?

Key specifications for HD-1245/G: Overall Height: 16.000 INCHES NOMINAL IN; Overall Depth: 26.000 INCHES NOMINAL IN; Cooling Capacity in Btu Per Hour: 9000.0 NOMINAL; Condenser Cooling Type: AIR. 11 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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