PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A11214Union,pipe to Tube

Mueller Brass Co. · NSN 4730-00-794-6797 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-794-6797 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-794-6797. Primary manufacturer part number: A11214.
Features
  • Union,pipe to Tube — FSC 4730
  • Style Designator: SCREWED
  • Coupling Flange Shape: HEXAGON
  • Seat Type: GASKET
  • Tubing Wall Nominal Thickness for Which Designed: 0.375 INCHES FIRST END IN
  • Connection Style: PLAIN (PIPE) SECOND END
  • Nominal Outside Diameter Tube Accommodated: 1.500 INCHES FIRST END IN
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Body construction
General Description

The Union,pipe to Tube, cataloged under National Stock Number 4730-00-794-6797, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN4730-00-794-6797
Primary Part NumberA11214
Item NameUnion,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMueller Brass Co.
StatusACTIVE
Style DesignatorSCREWED
Coupling Flange ShapeHEXAGON
Seat TypeGASKET
Tubing Wall Nominal Thickness for Which Designed0.375 INCHES FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Nominal Outside Diameter Tube Accommodated1.500 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Connection StyleSOCKET (TUBE) FIRST END
MaterialCOPPER ALLOY BODY
Nominal Pipe Size Accommodated1.500 INCHES SECOND END IN
MaterialCOPPER SLEEVE
Thread Series DesignatorNPT SECOND END
Reducer TypeCONCENTRIC
Connection TypeUNTHREADED INTERNAL TUBE FIRST END
Nominal Overall Length1.500 INCHES IN
Nominal Thread Size1.500 INCHES SECOND END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-011-23145961 INTERCHANGEABLE
Screw,machine
Am General Llc
5905-00-141-1183 INTERCHANGEABLE
Resistor,fixed,composition
Cross-Reference Index
Part NumberManufacturer
0-4300-1002ITEM19 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA)
A11214 PRIMARY Mueller Brass Co. (USA)
Related Parts
5305-00-011-2314INTERCHANGEABLE
SCREW,MACHINE
5961
5905-00-141-1183INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION

Frequently Asked Questions

What is NSN 4730-00-794-6797?

NSN 4730-00-794-6797 is a Union,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 4730-00-794-6797?

NSN 4730-00-794-6797 has 2 cross-referenced part numbers: 0-4300-1002ITEM19 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters), A11214 (Mueller Brass Co.).

What NSN replaces 4730-00-794-6797?

There are 2 known substitutes for 4730-00-794-6797: 5305-00-011-2314, 5905-00-141-1183. Verify interchangeability with system specifications before substitution.

What are the specifications of A11214?

Key specifications for A11214: Style Designator: SCREWED; Coupling Flange Shape: HEXAGON; Seat Type: GASKET; Tubing Wall Nominal Thickness for Which Designed: 0.375 INCHES FIRST END IN. 17 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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