PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-83798/1Adapter,straight,tube to Hose

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-01-303-5932 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-303-5932 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-303-5932. Primary manufacturer part number: MIL-DTL-83798/1.
Features
  • Adapter,straight,tube to Hose — FSC 4730
  • Specification/standard Data: 81349 - MIL-DTL-83798 GOVERNMENT SPECIFICATION
  • Nominal Outside Diameter Tube Accommodated: 2.000 INCHES FIRST END IN
  • Nominal Inside Diameter Hose Accommodated: 1.800 INCHES SECOND END IN
  • Nominal Overall Length: 3.250 INCHES IN
  • Surface Treatment: ANODIZE OVERALL
  • Operating Pressure: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Nominal Outside Diameter Hose Accommodated: 2.200 INCHES SECOND END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Alloy 2024 or Aluminum Alloy 6061 Overall construction
General Description

The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-303-5932, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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.

Technical Specifications
ParameterValue
NSN4730-01-303-5932
Primary Part NumberMIL-DTL-83798/1
Item NameAdapter,straight,tube to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Specification/standard Data81349 - MIL-DTL-83798 GOVERNMENT SPECIFICATION
Nominal Outside Diameter Tube Accommodated2.000 INCHES FIRST END IN
Nominal Inside Diameter Hose Accommodated1.800 INCHES SECOND END IN
Nominal Overall Length3.250 INCHES IN
Surface TreatmentANODIZE OVERALL
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Outside Diameter Hose Accommodated2.200 INCHES SECOND END IN
MaterialALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 OVERALL
Furnished Items and Quantity1 HOSE SOCKET
Nondefinitive Spec/std Data32 SIZE
Thread Series DesignatorUNIFIED NATIONAL JOINT (UNJ) FIRST END
Surface Treatment Document and ClassificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Media for Which DesignedAERONAUTICAL FLUID SINGLE RESPONSE
Nominal Thread Size2.500 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL HOSE GRIPPING SECOND END
Connection StyleGRIPPING (HOSE) SECOND END
Seat Angle37.0 DEGREES FIRST END
Connection TypeTHREADED INTERNAL TUBE FIRST END
Thread Class3B FIRST END
Connection StyleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
Thread Quantity Per Inch12 FIRST END
Maximum Operating Temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-087-1016 INTERCHANGEABLE
Elbow,tube to Hose
4730-00-403-0886 INTERCHANGEABLE
Elbow,tube to Hose
4730-00-541-1957 INTERCHANGEABLE
Adapter,straight,tube to Hose
4730-00-541-8234 INTERCHANGEABLE
Elbow,tube to Hose
4730-00-559-1600 INTERCHANGEABLE
Elbow,tube to Hose
4730-00-580-64538891-16D INTERCHANGEABLE
Elbow,tube to Hose
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
4730-00-585-6210 INTERCHANGEABLE
Adapter,straight,tube to Hose
4730-00-585-6212 INTERCHANGEABLE
Adapter,straight,tube to Hose
4730-00-585-7496 INTERCHANGEABLE
Adapter,straight,tube to Hose
4730-00-613-1859 INTERCHANGEABLE
Adapter,straight,tube to Hose
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-83798/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-F-83798 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M83798/1-32L Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-83798 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-087-1016INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-00-403-0886INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-00-541-1957INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
4730-00-541-8234INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-00-559-1600INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-00-580-6453INTERCHANGEABLE
ELBOW,TUBE TO HOSE
8891-16D
4730-00-585-6210INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
4730-00-585-6212INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
4730-00-585-7496INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
4730-00-613-1859INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
4730-00-618-7378INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
4730-00-618-7382INTERCHANGEABLE
ELBOW,TUBE TO HOSE

Frequently Asked Questions

What is NSN 4730-01-303-5932?

NSN 4730-01-303-5932 is a Adapter,straight,tube to Hose, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-303-5932?

NSN 4730-01-303-5932 has 4 cross-referenced part numbers: MIL-DTL-83798/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-F-83798 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M83798/1-32L (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-83798 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4730-01-303-5932?

There are 12 known substitutes for 4730-01-303-5932: 4730-00-087-1016, 4730-00-403-0886, 4730-00-541-1957 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-83798/1?

Key specifications for MIL-DTL-83798/1: Specification/standard Data: 81349 - MIL-DTL-83798 GOVERNMENT SPECIFICATION; Nominal Outside Diameter Tube Accommodated: 2.000 INCHES FIRST END IN; Nominal Inside Diameter Hose Accommodated: 1.800 INCHES SECOND END IN; Nominal Overall Length: 3.250 INCHES IN. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com