PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51813-6Elbow,pipe to Tube

Danfoss Power Solutions II, Llc · NSN 4730-00-912-9115 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-912-9115 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-912-9115. Primary manufacturer part number: MS51813-6.
Features
  • Elbow,pipe to Tube — FSC 4730
  • Surface Treatment Document and Classification: J514 ASSN STD SINGLE TREATMENT RESPONSE AND QQ-P-416, TY 1, CL 3B FED SPEC 1ST TREATMENT RESPONSE OVERALL
  • Thread Series Designator: NPTF SECOND END
  • Specification/standard Data: 96906-MS51813 GOVERNMENT STANDARD AND 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Flow Angle: 90.0 DEGREES
  • Media for Which Designed: AIR SECOND RESPONSE
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Leg Length: 1.020 INCHES NOMINAL SECOND END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-912-9115, 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 Danfoss Power Solutions II, Llc. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-912-9115
Primary Part NumberMS51813-6
Item NameElbow,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDanfoss Power Solutions II, Llc
StatusCANCELLED
Surface Treatment Document and ClassificationJ514 ASSN STD SINGLE TREATMENT RESPONSE AND QQ-P-416, TY 1, CL 3B FED SPEC 1ST TREATMENT RESPONSE OVERALL
Thread Series DesignatorNPTF SECOND END
Specification/standard Data96906-MS51813 GOVERNMENT STANDARD AND 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Flow Angle90.0 DEGREES
Media for Which DesignedAIR SECOND RESPONSE
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Leg Length1.020 INCHES NOMINAL SECOND END IN
Connection StyleFLARELESS (TUBE) FIRST END
Media for Which DesignedHYDRAULIC FLUID FIRST RESPONSE
Maximum Operating Temp250.0 FAHRENHEIT FIRST RESPONSE DEGF
Nominal Outside Diameter Tube Accommodated0.500 INCHES FIRST END IN
Leg Length1.230 INCHES NOMINAL FIRST END IN
Material Document and Classification66,CARBON STEEL,0.20 PERCENT MAX FED STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Size0.750 INCHES FIRST END IN
Maximum Operating Temp-65.0 FAHRENHEIT SECOND RESPONSE DEGF
Thread Class2A FIRST END A
Connection TypeTHREADED INTERNAL PIPE SECOND END
Seat Angle12.0 DEGREES FIRST END
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.375 INCHES SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
Thread Series DesignatorUNF FIRST END
MaterialSTEEL OVERALL
Furnished Items and Quantity1 SHORT COUPLING NUT WITH SLEEVE
Nondefinitive Spec/std Data22A FIGURE A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
4730-00-489-8212 INTERCHANGEABLE
Elbow,pipe to Tube
5940-00-727-7955423254 INTERCHANGEABLE
Terminal,stud
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Cross-Reference Index
Part NumberManufacturer
MS51813-6 Danfoss Power Solutions II, Llc (USA)
J514 Society of Automotive Engineers Inc (USA)
8DBU-S Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
MS51813-6 Dana Corp Weatherhead Div (USA)
MS51813-6 Imperial (USA)
4730009129115 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
423254 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
7455X8 Dana Corp Weatherhead Div (USA)
423224 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
MIL-DTL-18866 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS51813-6 Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA)
8-6 080203CA Society of Automotive Engineers Inc (USA)
MILF18866 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS51813-6 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
8DBU-S Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA)
MS51813-6 Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA)
P8455X8 Dana Corp Weatherhead Div (USA)
Related Parts
4730-00-489-8212INTERCHANGEABLE
ELBOW,PIPE TO TUBE
5940-00-727-7955INTERCHANGEABLE
TERMINAL,STUD
423254

Frequently Asked Questions

What is NSN 4730-00-912-9115?

NSN 4730-00-912-9115 is a Elbow,pipe to Tube, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-912-9115?

NSN 4730-00-912-9115 has 17 cross-referenced part numbers: MS51813-6 (Danfoss Power Solutions II, Llc), J514 (Society of Automotive Engineers Inc), 8DBU-S (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), MS51813-6 (Dana Corp Weatherhead Div), MS51813-6 (Imperial) and 12 more.

What NSN replaces 4730-00-912-9115?

There are 2 known substitutes for 4730-00-912-9115: 4730-00-489-8212, 5940-00-727-7955. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51813-6?

Key specifications for MS51813-6: Surface Treatment Document and Classification: J514 ASSN STD SINGLE TREATMENT RESPONSE AND QQ-P-416, TY 1, CL 3B FED SPEC 1ST TREATMENT RESPONSE OVERALL; Thread Series Designator: NPTF SECOND END; Specification/standard Data: 96906-MS51813 GOVERNMENT STANDARD AND 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Flow Angle: 90.0 DEGREES. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-912-9115 still in active supply?

NSN 4730-00-912-9115 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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