PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W2385 AND A11426Elbow,pipe to Tube

Mueller Brass Co. · NSN 4730-00-088-6643 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-088-6643 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-088-6643. Primary manufacturer part number: W2385 AND A11426.
Features
  • Elbow,pipe to Tube — FSC 4730
  • Nominal Thread Size: 1.500 INCHES SECOND END IN
  • Nominal Outside Diameter Tube Accommodated: 1.500 INCHES FIRST END IN
  • Thread Series Designator: NPT SECOND END
  • Flow Angle: 90.0 DEGREES
  • Material: COPPER ALLOY OVERALL
  • Leg Length: 1.875 INCHES NOMINAL SECOND END IN
  • Connection Style: PLAIN (PIPE) SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-088-6643, 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 Mueller Brass Co.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN4730-00-088-6643
Primary Part NumberW2385 AND A11426
Item NameElbow,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMueller Brass Co.
StatusACTIVE
Nominal Thread Size1.500 INCHES SECOND END IN
Nominal Outside Diameter Tube Accommodated1.500 INCHES FIRST END IN
Thread Series DesignatorNPT SECOND END
Flow Angle90.0 DEGREES
MaterialCOPPER ALLOY OVERALL
Leg Length1.875 INCHES NOMINAL SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
Connection StyleSOCKET (TUBE) FIRST END
Nominal Pipe Size Accommodated1.500 INCHES SECOND END IN
Leg Length3.219 INCHES NOMINAL FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-211-71422922798 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6680-01-461-145411456 INTERCHANGEABLE
Idler Pinion Assemb
Aerosonic Llc
Cross-Reference Index
Part NumberManufacturer
A-11456 Mueller Brass Co. (USA)
C408U1-1-2CX1-1-2SPS Kennecott Corp Chase Extrusions Div (USA)
E209A11456 Mueller Brass Co. (USA)
W2385 AND A11426 PRIMARY Mueller Brass Co. (USA)
Related Parts
5950-00-211-7142INTERCHANGEABLE
TRANSFORMER,POWER
2922798
6680-01-461-1454INTERCHANGEABLE
IDLER PINION ASSEMB
11456

Frequently Asked Questions

What is NSN 4730-00-088-6643?

NSN 4730-00-088-6643 is a Elbow,pipe to Tube, manufactured by Mueller Brass Co., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-088-6643?

NSN 4730-00-088-6643 has 4 cross-referenced part numbers: A-11456 (Mueller Brass Co.), C408U1-1-2CX1-1-2SPS (Kennecott Corp Chase Extrusions Div), E209A11456 (Mueller Brass Co.), W2385 AND A11426 (Mueller Brass Co.).

What NSN replaces 4730-00-088-6643?

There are 2 known substitutes for 4730-00-088-6643: 5950-00-211-7142, 6680-01-461-1454. Verify interchangeability with system specifications before substitution.

What are the specifications of W2385 AND A11426?

Key specifications for W2385 AND A11426: Nominal Thread Size: 1.500 INCHES SECOND END IN; Nominal Outside Diameter Tube Accommodated: 1.500 INCHES FIRST END IN; Thread Series Designator: NPT SECOND END; Flow Angle: 90.0 DEGREES. 10 total characteristics are documented in the Federal Logistics Information System.

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