PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W2023Elbow,tube

Mueller Brass Co. · NSN 4730-00-289-1269 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-289-1269 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-289-1269. Primary manufacturer part number: W2023.
Features
  • Elbow,tube — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.500 INCHES SECOND END IN
  • Leg Length: 1.125 INCHES NOMINAL FIRST END IN
  • Connection Style: CRIMPED (TUBE) ALL ENDS
  • Nominal Outside Diameter Tube Accommodated: 0.625 INCHES FIRST END IN
  • Tubing Wall Nominal Thickness for Which Designed: 0.032 INCHES SECOND END IN
  • Tubing Wall Nominal Thickness for Which Designed: 0.035 INCHES FIRST END IN
  • Flow Angle: 90.0 DEGREES
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Elbow,tube, cataloged under National Stock Number 4730-00-289-1269, 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 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-289-1269
Primary Part NumberW2023
Item NameElbow,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMueller Brass Co.
StatusCANCELLED
Nominal Outside Diameter Tube Accommodated0.500 INCHES SECOND END IN
Leg Length1.125 INCHES NOMINAL FIRST END IN
Connection StyleCRIMPED (TUBE) ALL ENDS
Nominal Outside Diameter Tube Accommodated0.625 INCHES FIRST END IN
Tubing Wall Nominal Thickness for Which Designed0.032 INCHES SECOND END IN
Tubing Wall Nominal Thickness for Which Designed0.035 INCHES FIRST END IN
Flow Angle90.0 DEGREES
Connection TypeUNTHREADED INTERNAL TUBE ALL ENDS
Leg Length0.625 INCHES NOMINAL SECOND END IN
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
4730-00-173-1745 INTERCHANGEABLE
Elbow,pipe
4730-00-289-1271 INTERCHANGEABLE
Elbow,tube
4730-00-289-1272 INTERCHANGEABLE
Elbow,tube
4730-00-289-4172190519PC20 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Johnson Controls Navy Systems, Llc
4730-00-289-4844W1023 INTERCHANGEABLE
Reducer,tube
Mueller Brass Co.
5310-00-933-8118355-221-0023 INTERCHANGEABLE
Washer,lock
Meggitt (new Hampshire), Inc
4730-01-024-8571 INTERCHANGEABLE
Adapter,straight,pipe to Tube
4730-01-024-8585 INTERCHANGEABLE
Coupling,pipe
4730-01-027-0961 INTERCHANGEABLE
Coupling,pipe
4730-01-028-5412 INTERCHANGEABLE
Elbow,pipe
Cross-Reference Index
Part NumberManufacturer
W2023 Mueller Brass Co. (USA)
A-A-59446 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B16-22 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
MS35922-54 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AA59446-54 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B16-22 Nibco Inc (USA)
ASAB16-22 Mindeco Corp (USA)
B16-22 Mindeco Corp (USA)
B16-22 Kennecott Corp Chase Extrusions Div (USA)
Related Parts
4730-00-173-1745INTERCHANGEABLE
ELBOW,PIPE
4730-00-289-1271INTERCHANGEABLE
ELBOW,TUBE
4730-00-289-1272INTERCHANGEABLE
ELBOW,TUBE
4730-00-289-4172INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
190519PC20
4730-00-289-4844INTERCHANGEABLE
REDUCER,TUBE
W1023
5310-00-933-8118INTERCHANGEABLE
WASHER,LOCK
355-221-0023
4730-01-024-8571INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4730-01-024-8585INTERCHANGEABLE
COUPLING,PIPE
4730-01-027-0961INTERCHANGEABLE
COUPLING,PIPE
4730-01-028-5412INTERCHANGEABLE
ELBOW,PIPE

Frequently Asked Questions

What is NSN 4730-00-289-1269?

NSN 4730-00-289-1269 is a Elbow,tube, manufactured by Mueller Brass Co., classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-289-1269?

NSN 4730-00-289-1269 has 9 cross-referenced part numbers: W2023 (Mueller Brass Co.), A-A-59446 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), B16-22 (American National Standards Institute Incorporated Dba American National Standards Institute), MS35922-54 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AA59446-54 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 4 more.

What NSN replaces 4730-00-289-1269?

There are 10 known substitutes for 4730-00-289-1269: 4730-00-173-1745, 4730-00-289-1271, 4730-00-289-1272 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of W2023?

Key specifications for W2023: Nominal Outside Diameter Tube Accommodated: 0.500 INCHES SECOND END IN; Leg Length: 1.125 INCHES NOMINAL FIRST END IN; Connection Style: CRIMPED (TUBE) ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.625 INCHES FIRST END IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-289-1269 still in active supply?

NSN 4730-00-289-1269 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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