PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3789Air Conditioner

Applied Companies · NSN 4120-01-220-7381 · FSC 4120 · No Item Name Available
Verified by PartsTable
NSN 4120-01-220-7381 — this item is cataloged by the U.S. Government under National Stock Number 4120-01-220-7381. Primary manufacturer part number: 3789.
Features
  • Air Conditioner — FSC 4120
  • 2 verified cross-references
  • Primary manufacturer: Applied Companies
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Air Conditioner, cataloged under National Stock Number 4120-01-220-7381, 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 Applied Companies. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameAir Conditioner
FSC / FSG4120 — No Item Name Available (FSG 41)
ManufacturersApplied Companies (CAGE 54080)
Technical Specifications
ParameterValue
NSN4120-01-220-7381
Primary Part Number3789
Item NameAir Conditioner
FSC / FSG4120 / 41 — No Item Name Available
ManufacturerApplied Companies
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6220-00-055-118490123 INTERCHANGEABLE
Lens,light
Grote Industries Inc Dba Grote Manufacturing Co Div Military Products
3110-00-157-06283789 INTERCHANGEABLE
Bearing,roller,needle
Timken Aerospace, Inc Dba Torrington Product
6810-00-247-0604 INTERCHANGEABLE
Barium Nitrate
5360-00-312-5325 INTERCHANGEABLE
Spring,helical,compression
6625-00-405-90903788 INTERCHANGEABLE
Lead,test
Fluke Electronics Corp
2530-00-455-1152FD71800 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5905-00-838-5487 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5950-00-905-90611800733 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation
5325-00-928-33423-7-89 INTERCHANGEABLE
Ring,retaining
Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products
5910-00-930-3873SM-D-448878 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
3789 PRIMARY Applied Companies (USA)
3788 Applied Companies (USA)
Related Parts
6220-00-055-1184INTERCHANGEABLE
LENS,LIGHT
90123
3110-00-157-0628INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
3789
6810-00-247-0604INTERCHANGEABLE
BARIUM NITRATE
5360-00-312-5325INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6625-00-405-9090INTERCHANGEABLE
LEAD,TEST
3788
2530-00-455-1152INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FD71800
5905-00-838-5487INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5950-00-905-9061INTERCHANGEABLE
TRANSFORMER,POWER
1800733
5325-00-928-3342INTERCHANGEABLE
RING,RETAINING
3-7-89
5910-00-930-3873INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
SM-D-448878
6625-01-038-7131INTERCHANGEABLE
LOAD BOX,DIFFERENTIAL
3-789
6625-01-043-8145INTERCHANGEABLE
LEAD,TEST

Frequently Asked Questions

What is NSN 4120-01-220-7381?

NSN 4120-01-220-7381 is a Air Conditioner, manufactured by Applied Companies, classified under FSC 4120 (No Item Name Available). Status: active.

What are the part numbers for NSN 4120-01-220-7381?

NSN 4120-01-220-7381 has 2 cross-referenced part numbers: 3789 (Applied Companies), 3788 (Applied Companies).

What NSN replaces 4120-01-220-7381?

There are 12 known substitutes for 4120-01-220-7381: 6220-00-055-1184, 3110-00-157-0628, 6810-00-247-0604 and 9 more. Verify interchangeability with system specifications before substitution.

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