PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-83798/3Elbow,tube to Hose

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4730-00-618-8862 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-618-8862 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-618-8862. Primary manufacturer part number: MIL-DTL-83798/3.
Features
  • Elbow,tube to Hose — FSC 4730
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
  • Material: STEEL OVERALL
  • Leg Length: 1.468 INCHES NOMINAL SECOND END IN
  • Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN
  • Surface Treatment: CADMIUM OVERALL
  • Nominal Thread Size: 0.438 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,tube to Hose, cataloged under National Stock Number 4730-00-618-8862, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-618-8862
Primary Part NumberMIL-DTL-83798/3
Item NameElbow,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
StatusCANCELLED
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
MaterialSTEEL OVERALL
Leg Length1.468 INCHES NOMINAL SECOND END IN
Connection StyleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST END IN
Surface TreatmentCADMIUM OVERALL
Nominal Thread Size0.438 INCHES FIRST END IN
Seat Angle37.0 DEGREES FIRST END
Flow Angle90.0 DEGREES
Connection TypeTHREADED EXTERNAL HOSE GRIPPING SECOND END
Connection StyleGRIPPING NIPPLE (NOSE) SECOND END
Thread Class3B FIRST END
Nominal Inside Diameter Hose Accommodated0.218 INCHES SECOND END IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Furnished Items and Quantity1 LONG COUPLING NUT AND 1 COUPLING SLEEVE
Leg Length1.016 INCHES NOMINAL FIRST END IN
Nominal Outside Diameter Hose Accommodated0.438 INCHES SECOND END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6515-00-080-0004032 INTERCHANGEABLE
Flashlight,eye Examining
Linvatec Corporation Div Linvatec
2530-00-133-5608 INTERCHANGEABLE
Brake Shoe Set
5975-00-139-533488914 INTERCHANGEABLE
Outlet Assembly,elbow
Unison Industries Llc
4820-00-174-0330127C1 INTERCHANGEABLE
Cock,plug
Anderson Brass Co
4730-00-359-32076804 INTERCHANGEABLE
Strainer,suction
Harbormaster Marine, Inc
4730-00-580-64538891-16D INTERCHANGEABLE
Elbow,tube to Hose
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
4730-00-652-4626 INTERCHANGEABLE
Elbow,tube to Hose
5315-00-687-38016-804 INTERCHANGEABLE
Pin,straight,headed
Pdi Ground Support Systems, Inc.
5120-00-696-5583 INTERCHANGEABLE
Pliers,retaining Ring
4730-00-720-1166 INTERCHANGEABLE
Elbow,tube to Hose
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-83798/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
680-4 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
MIL-F-83798/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
332-2282-130 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
8891-4 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
MIL-DTL-83798DF Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-83798D/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M83798/3-4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6515-00-080-0004INTERCHANGEABLE
FLASHLIGHT,EYE EXAMINING
032
2530-00-133-5608INTERCHANGEABLE
BRAKE SHOE SET
5975-00-139-5334INTERCHANGEABLE
OUTLET ASSEMBLY,ELBOW
88914
4820-00-174-0330INTERCHANGEABLE
COCK,PLUG
127C1
4730-00-359-3207INTERCHANGEABLE
STRAINER,SUCTION
6804
4730-00-580-6453INTERCHANGEABLE
ELBOW,TUBE TO HOSE
8891-16D
4730-00-652-4626INTERCHANGEABLE
ELBOW,TUBE TO HOSE
5315-00-687-3801INTERCHANGEABLE
PIN,STRAIGHT,HEADED
6-804
5120-00-696-5583INTERCHANGEABLE
PLIERS,RETAINING RING
4730-00-720-1166INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-00-784-2544INTERCHANGEABLE
ELBOW,TUBE TO HOSE
4730-00-795-0945INTERCHANGEABLE
ELBOW,TUBE TO HOSE

Frequently Asked Questions

What is NSN 4730-00-618-8862?

NSN 4730-00-618-8862 is a Elbow,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: cancelled.

What are the part numbers for NSN 4730-00-618-8862?

NSN 4730-00-618-8862 has 8 cross-referenced part numbers: MIL-DTL-83798/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 680-4 (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), MIL-F-83798/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 332-2282-130 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 8891-4 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution) and 3 more.

What NSN replaces 4730-00-618-8862?

There are 12 known substitutes for 4730-00-618-8862: 6515-00-080-0004, 2530-00-133-5608, 5975-00-139-5334 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-83798/3?

Key specifications for MIL-DTL-83798/3: Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END; Material: STEEL OVERALL; Leg Length: 1.468 INCHES NOMINAL SECOND END IN; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-618-8862 still in active supply?

NSN 4730-00-618-8862 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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