PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-V6BX-SSElbow,tube

Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division · NSN 4730-01-034-6720 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-034-6720 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-034-6720. Primary manufacturer part number: 20-V6BX-SS.
Features
  • Elbow,tube — FSC 4730
  • Leg Length: 1.594 INCHES NOMINAL SECOND END IN
  • Thread Class: 2A SECOND END A
  • Leg Length: 2.031 INCHES NOMINAL FIRST END IN
  • Nominal Thread Size: 1.625 INCHES ALL ENDS IN
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Seat Angle: 12.0 DEGREES FIRST END
  • Furnished Items and Quantity: 1 TUBE COUPLING NUT W/SLEEVE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 316 Overall construction
General Description

The Elbow,tube, cataloged under National Stock Number 4730-01-034-6720, 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 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-034-6720
Primary Part Number20-V6BX-SS
Item NameElbow,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
StatusACTIVE
Leg Length1.594 INCHES NOMINAL SECOND END IN
Thread Class2A SECOND END A
Leg Length2.031 INCHES NOMINAL FIRST END IN
Nominal Thread Size1.625 INCHES ALL ENDS IN
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Seat Angle12.0 DEGREES FIRST END
Furnished Items and Quantity1 TUBE COUPLING NUT W/SLEEVE
Thread Class2B FIRST END
Media for Which DesignedHYDRAULIC FLUID SINGLE RESPONSE
Specification/standard Data96906-MS51522 GOVERNMENT STANDARD
MaterialSTEEL COMP 316 OVERALL
Connection StyleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
Connection TypeTHREADED INTERNAL TUBE FIRST END
Thread Series DesignatorUN ALL ENDS
Surface TreatmentPASSIVATE OVERALL
Nominal Outside Diameter Tube Accommodated1.250 INCHES ALL ENDS IN
Flow Angle45.0 DEGREES
Connection TypeTHREADED EXTERNAL TUBE SECOND END
Thread Quantity Per Inch12 ALL ENDS
Connection StyleFLARED (TUBE) SECOND END
Seat Angle37.0 DEGREES SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-00-193-8096307-967 INTERCHANGEABLE
Relay,electromagnetic
Cummins Power Generation Inc.
2840-00-432-8691307967 INTERCHANGEABLE
Lock,nut,engine
Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines
Cross-Reference Index
Part NumberManufacturer
20-V6BX-SS Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
MS51522B20S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS51522A20S Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-18866 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
20-V6BX-SS Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA)
307967 Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
5945-00-193-8096INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
307-967
2840-00-432-8691INTERCHANGEABLE
LOCK,NUT,ENGINE
307967

Frequently Asked Questions

What is NSN 4730-01-034-6720?

NSN 4730-01-034-6720 is a Elbow,tube, manufactured by Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-034-6720?

NSN 4730-01-034-6720 has 6 cross-referenced part numbers: 20-V6BX-SS (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), MS51522B20S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS51522A20S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-18866 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 20-V6BX-SS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division) and 1 more.

What NSN replaces 4730-01-034-6720?

There are 2 known substitutes for 4730-01-034-6720: 5945-00-193-8096, 2840-00-432-8691. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-V6BX-SS?

Key specifications for 20-V6BX-SS: Leg Length: 1.594 INCHES NOMINAL SECOND END IN; Thread Class: 2A SECOND END A; Leg Length: 2.031 INCHES NOMINAL FIRST END IN; Nominal Thread Size: 1.625 INCHES ALL ENDS IN. 21 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