PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

646793Tube Assembly,metal

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 4710-00-083-7036 · FSC 4710 · No Item Name Available
Verified by PartsTable
NSN 4710-00-083-7036 — this item is cataloged by the U.S. Government under National Stock Number 4710-00-083-7036. Primary manufacturer part number: 646793.
Features
  • Tube Assembly,metal — FSC 4710
  • Seat Angle in Deg: 37.0 SINGLE END
  • Tube Outside Diameter: 0.500 INCHES NOMINAL IN
  • Criticality Code Justification: FEAT
  • Design Form: PREBENT
  • Mating End Quantity: 2 SINGLE END
  • Nominal Thread Size: 0.750 INCHES SINGLE END IN
  • End Connection Style: SWIVEL NUT, FLARED SINGLE END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Single End construction
General Description

The Tube Assembly,metal, cataloged under National Stock Number 4710-00-083-7036, is classified within Federal Supply Class 4710 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4710-00-083-7036
Primary Part Number646793
Item NameTube Assembly,metal
FSC / FSG4710 / 47 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Seat Angle in Deg37.0 SINGLE END
Tube Outside Diameter0.500 INCHES NOMINAL IN
Criticality Code JustificationFEAT
Design FormPREBENT
Mating End Quantity2 SINGLE END
Nominal Thread Size0.750 INCHES SINGLE END IN
End Connection StyleSWIVEL NUT, FLARED SINGLE END
MaterialSTEEL SINGLE END
Thread Class3B SINGLE END
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) SINGLE END
Thread Pitch Diameters+0.709 TO 0.714 INCHES SINGLE END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5331-01-206-6820429257 INTERCHANGEABLE
O-Ring
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
646793 Enjet Aero Bloomfield, Llc (USA)
646793 International Silver Co (USA)
646793 Dover Tool of Connecticut, Llc Div Na (USA)
429257 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
646793 Hanwha Aerospace Usa Llc Div Edac Nd, Inc. (USA)
646793 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
458136 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
646793 Aero Tube Technologies, Llc Dba Tube Bends (USA)
646793 PRIMARY Rtx Corporation Div Pratt & Whitney (USA)
418683 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
646793 Union Machine Co of Lynn, Inc (USA)
646793 Demusz Mfg. Co., Inc. (USA)
Related Parts
5331-01-206-6820INTERCHANGEABLE
O-RING
429257

Frequently Asked Questions

What is NSN 4710-00-083-7036?

NSN 4710-00-083-7036 is a Tube Assembly,metal, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4710 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4710-00-083-7036?

NSN 4710-00-083-7036 has 12 cross-referenced part numbers: 646793 (Enjet Aero Bloomfield, Llc), 646793 (International Silver Co), 646793 (Dover Tool of Connecticut, Llc Div Na), 429257 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 646793 (Hanwha Aerospace Usa Llc Div Edac Nd, Inc.) and 7 more.

What NSN replaces 4710-00-083-7036?

There is 1 known substitute for 4710-00-083-7036: 5331-01-206-6820. Verify interchangeability with system specifications before substitution.

What are the specifications of 646793?

Key specifications for 646793: Seat Angle in Deg: 37.0 SINGLE END; Tube Outside Diameter: 0.500 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Design Form: PREBENT. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4710-00-083-7036 still in active supply?

NSN 4710-00-083-7036 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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