PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FX1/2Union,pipe to Tube

Kenco Products Co Inc · NSN 4730-00-576-0280 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-576-0280 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-576-0280. Primary manufacturer part number: FX1/2.
Features
  • Union,pipe to Tube — FSC 4730
  • Nominal Thread Size: 0.500 INCHES SECOND END IN
  • Seat Type: GASKET
  • Material: STEEL THREAD PIECE
  • Connection Type: THREADED INTERNAL PIPE SECOND END
  • Material: COPPER TAILPIECE
  • Surface Treatment: ZINC THREAD PIECE
  • Nominal Outside Diameter Tube Accommodated: 0.500 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Thread Piece construction
General Description

The Union,pipe to Tube, cataloged under National Stock Number 4730-00-576-0280, 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 Kenco Products Co Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-576-0280
Primary Part NumberFX1/2
Item NameUnion,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerKenco Products Co Inc
StatusACTIVE
Nominal Thread Size0.500 INCHES SECOND END IN
Seat TypeGASKET
MaterialSTEEL THREAD PIECE
Connection TypeTHREADED INTERNAL PIPE SECOND END
MaterialCOPPER TAILPIECE
Surface TreatmentZINC THREAD PIECE
Nominal Outside Diameter Tube Accommodated0.500 INCHES FIRST END IN
Connection StyleSOCKET (TUBE) FIRST END
Nominal Overall Length1.875 INCHES IN
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread Series DesignatorNPT SECOND END
Connection StylePLAIN (PIPE) SECOND END
Maximum Operating Temp190.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection TypeUNTHREADED INTERNAL TUBE FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-349-9959 INTERCHANGEABLE
Union,pipe to Tube
5930-00-510-74178512470 INTERCHANGEABLE
Switch,rotary
Us Army Aviation and Missile Command
3455-00-540-2290TABLE 39, D3/8IN INTERCHANGEABLE
Cutter,milling,end
The American Society of Mechanical Engineers
5930-00-548-9055SMC108966 INTERCHANGEABLE
Switch,rotary
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5930-00-660-5507832706 INTERCHANGEABLE
Switch,rotary
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
5930-00-785-83251088646 INTERCHANGEABLE
Switch,rotary
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5930-00-817-38351088648 INTERCHANGEABLE
Switch,rotary
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5930-00-938-2795FX INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
5930-00-955-215505016571 INTERCHANGEABLE
Switch,rotary
Bae Systems Information and Electronic Systems Integration Inc.
5930-00-960-230640-23067B01 INTERCHANGEABLE
Switch,rotary
General Dynamics Mission Systems, Inc. Dba Gdms
Cross-Reference Index
Part NumberManufacturer
FX1/2 PRIMARY Kenco Products Co Inc (USA)
DU12-012-LF Braxton Harris Company, Inc. Dba Absolute Solutions (USA)
FX Kenco Products Co Inc (USA)
FX1/2 Epco Sales Corp (USA)
Related Parts
4730-00-349-9959INTERCHANGEABLE
UNION,PIPE TO TUBE
5930-00-510-7417INTERCHANGEABLE
SWITCH,ROTARY
8512470
3455-00-540-2290INTERCHANGEABLE
CUTTER,MILLING,END
TABLE 39, D3/8IN
5930-00-548-9055INTERCHANGEABLE
SWITCH,ROTARY
SMC108966
5930-00-660-5507INTERCHANGEABLE
SWITCH,ROTARY
832706
5930-00-785-8325INTERCHANGEABLE
SWITCH,ROTARY
1088646
5930-00-817-3835INTERCHANGEABLE
SWITCH,ROTARY
1088648
5930-00-938-2795INTERCHANGEABLE
SWITCH,ROTARY
FX
5930-00-955-2155INTERCHANGEABLE
SWITCH,ROTARY
05016571
5930-00-960-2306INTERCHANGEABLE
SWITCH,ROTARY
40-23067B01
5998-01-669-5093INTERCHANGEABLE
PRINTED CIRCUIT BOARD
5120-01-686-6951INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
FX12

Frequently Asked Questions

What is NSN 4730-00-576-0280?

NSN 4730-00-576-0280 is a Union,pipe to Tube, manufactured by Kenco Products Co Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-576-0280?

NSN 4730-00-576-0280 has 4 cross-referenced part numbers: FX1/2 (Kenco Products Co Inc), DU12-012-LF (Braxton Harris Company, Inc. Dba Absolute Solutions), FX (Kenco Products Co Inc), FX1/2 (Epco Sales Corp).

What NSN replaces 4730-00-576-0280?

There are 12 known substitutes for 4730-00-576-0280: 4730-00-349-9959, 5930-00-510-7417, 3455-00-540-2290 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FX1/2?

Key specifications for FX1/2: Nominal Thread Size: 0.500 INCHES SECOND END IN; Seat Type: GASKET; Material: STEEL THREAD PIECE; Connection Type: THREADED INTERNAL PIPE SECOND END. 15 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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