PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

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

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-00-834-5456 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-834-5456 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-834-5456. Primary manufacturer part number: MIL-F-83798/1.
Features
  • Adapter,straight,tube to Hose — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.312 INCHES FIRST END IN
  • Nominal Overall Length: 1.531 INCHES IN
  • Material: STEEL OVERALL
  • Nominal Inside Diameter Hose Accommodated: 0.281 INCHES SECOND END IN
  • Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
  • Thread Class: 3B FIRST END
  • Nominal Thread Size: 0.500 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-00-834-5456, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 6 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
NSN4730-00-834-5456
Primary Part NumberMIL-F-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
Nominal Outside Diameter Tube Accommodated0.312 INCHES FIRST END IN
Nominal Overall Length1.531 INCHES IN
MaterialSTEEL OVERALL
Nominal Inside Diameter Hose Accommodated0.281 INCHES SECOND END IN
Connection StyleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
Thread Class3B FIRST END
Nominal Thread Size0.500 INCHES FIRST END IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Furnished Items and Quantity1 HOSE COUPLING NUT
Connection TypeTHREADED EXTERNAL HOSE GRIPPING SECOND END
Thread Series DesignatorUNF FIRST END
Seat Angle37.0 DEGREES FIRST END
Nominal Outside Diameter Hose Accommodated0.500 INCHES SECOND END IN
Connection StyleGRIPPING NIPPLE (NOSE) SECOND END
Surface TreatmentCADMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2990-00-004-8351T-8165 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
4820-00-254-86391025611 INTERCHANGEABLE
Cock,shutoff,screw Stem
Electromechanical Systems, Inc.
6685-00-264-3896048536 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
5310-00-448-14098165 INTERCHANGEABLE
Washer,spring Tension
Telemechanics Inc
4310-00-465-10908165 INTERCHANGEABLE
Ring Set,piston
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5998-00-488-0748 INTERCHANGEABLE
Circuit Card Assembly
4730-00-541-1957 INTERCHANGEABLE
Adapter,straight,tube to Hose
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
Cross-Reference Index
Part NumberManufacturer
MIL-F-83798/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
676-5S Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
416-5-5S Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
416-5-5S Parker-Hannifin Corporation Div Lakeville Parker Service Center (USA)
M83798/1-5 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
816-5 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
MIL-F-83798 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
136-1000-5 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
MIL-DTL-83798/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
136-1000-5 Hydrasearch Company, Llc (USA)
676-5 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
Related Parts
2990-00-004-8351INTERCHANGEABLE
MUFFLER,EXHAUST
T-8165
4820-00-254-8639INTERCHANGEABLE
COCK,SHUTOFF,SCREW STEM
1025611
6685-00-264-3896INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
048536
5310-00-448-1409INTERCHANGEABLE
WASHER,SPRING TENSION
8165
4310-00-465-1090INTERCHANGEABLE
RING SET,PISTON
8165
5998-00-488-0748INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4730-00-541-1957INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
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

Frequently Asked Questions

What is NSN 4730-00-834-5456?

NSN 4730-00-834-5456 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 4730-00-834-5456?

NSN 4730-00-834-5456 has 11 cross-referenced part numbers: MIL-F-83798/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 676-5S (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), 416-5-5S (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), 416-5-5S (Parker-Hannifin Corporation Div Lakeville Parker Service Center), M83798/1-5 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 6 more.

What NSN replaces 4730-00-834-5456?

There are 12 known substitutes for 4730-00-834-5456: 2990-00-004-8351, 4820-00-254-8639, 6685-00-264-3896 and 9 more. Verify interchangeability with system specifications before substitution.

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

Key specifications for MIL-F-83798/1: Nominal Outside Diameter Tube Accommodated: 0.312 INCHES FIRST END IN; Nominal Overall Length: 1.531 INCHES IN; Material: STEEL OVERALL; Nominal Inside Diameter Hose Accommodated: 0.281 INCHES SECOND END IN. 15 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