PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13900Air Conditioner

Hdt Expeditionary Systems Inc · NSN 4120-00-203-3711 · FSC 4120 · No Item Name Available
Verified by PartsTable
NSN 4120-00-203-3711 — this item is cataloged by the U.S. Government under National Stock Number 4120-00-203-3711. Primary manufacturer part number: 13900.
Features
  • Air Conditioner — FSC 4120
  • Usage Design: COMPRESSOR
  • Mounting Type: TRAILER
  • Cooling Capacity in Btu Per Hour: 132000.0 NOMINAL
  • Coolant Type: FREON-12
  • Cabinet Material: STEEL
  • Compressor Unit Type: OPEN
  • Nominal Cooling Capacity: 1380.0 CUBIC FEET PER MINUTE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Air Conditioner, cataloged under National Stock Number 4120-00-203-3711, 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 Hdt Expeditionary Systems Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4120-00-203-3711
Primary Part Number13900
Item NameAir Conditioner
FSC / FSG4120 / 41 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Usage DesignCOMPRESSOR
Mounting TypeTRAILER
Cooling Capacity in Btu Per Hour132000.0 NOMINAL
Coolant TypeFREON-12
Cabinet MaterialSTEEL
Compressor Unit TypeOPEN
Nominal Cooling Capacity1380.0 CUBIC FEET PER MINUTE
Surface TreatmentENAMEL
Condenser Cooling TypeAIR
Power SourceGASOLINE ENGINE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4120-00-012-0884 INTERCHANGEABLE
Air Conditioner
9540-00-063-1291 INTERCHANGEABLE
Angle,structural
4130-00-236-073113900 INTERCHANGEABLE
Filter-Drier,refrigerant
Cardwell Condenser Corp Lapointe-Admiral Div
6640-00-241-09433024 INTERCHANGEABLE
Water Bath,nonelectric
Lab-Line Instruments Inc Div Barnsteadthermolyne Corp.
5120-00-249-1076 INTERCHANGEABLE
Handle,socket Wrench
3455-00-254-846913900 INTERCHANGEABLE
Cutter,milling,concave
Niagara Cutter Inc
5935-00-481-05571390-0 INTERCHANGEABLE
Plug,tip
Fluke Electronics Corp
4820-00-898-2478 INTERCHANGEABLE
Valve,check
6510-01-060-6396 INTERCHANGEABLE
Applicator,povidone-Iodine Impre
3040-01-150-569113900 INTERCHANGEABLE
Shaft
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
Cross-Reference Index
Part NumberManufacturer
13900 Drs Environmental Systems Inc (USA)
13900 PRIMARY Hdt Expeditionary Systems Inc (USA)
J13900 Keco Industries, Inc. (USA)
MA1A Aeronautical and Aeronautical Support Equipment Type Designation System/mil Std 875/
13900 Keco Industries, Inc. (USA)
Related Parts
4120-00-012-0884INTERCHANGEABLE
AIR CONDITIONER
9540-00-063-1291INTERCHANGEABLE
ANGLE,STRUCTURAL
4130-00-236-0731INTERCHANGEABLE
FILTER-DRIER,REFRIGERANT
13900
6640-00-241-0943INTERCHANGEABLE
WATER BATH,NONELECTRIC
3024
5120-00-249-1076INTERCHANGEABLE
HANDLE,SOCKET WRENCH
3455-00-254-8469INTERCHANGEABLE
CUTTER,MILLING,CONCAVE
13900
5935-00-481-0557INTERCHANGEABLE
PLUG,TIP
1390-0
4820-00-898-2478INTERCHANGEABLE
VALVE,CHECK
6510-01-060-6396INTERCHANGEABLE
APPLICATOR,POVIDONE-IODINE IMPRE
3040-01-150-5691INTERCHANGEABLE
SHAFT
13900
6150-01-226-2057INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
4720-01-353-2947INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
3013939-16-16-16-12.25-000

Frequently Asked Questions

What is NSN 4120-00-203-3711?

NSN 4120-00-203-3711 is a Air Conditioner, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4120 (No Item Name Available). Status: active.

What are the part numbers for NSN 4120-00-203-3711?

NSN 4120-00-203-3711 has 5 cross-referenced part numbers: 13900 (Drs Environmental Systems Inc), 13900 (Hdt Expeditionary Systems Inc), J13900 (Keco Industries, Inc.), MA1A (Aeronautical and Aeronautical Support Equipment Type Designation System/mil Std 875/), 13900 (Keco Industries, Inc.).

What NSN replaces 4120-00-203-3711?

There are 12 known substitutes for 4120-00-203-3711: 4120-00-012-0884, 9540-00-063-1291, 4130-00-236-0731 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13900?

Key specifications for 13900: Usage Design: COMPRESSOR; Mounting Type: TRAILER; Cooling Capacity in Btu Per Hour: 132000.0 NOMINAL; Coolant Type: FREON-12. 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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