PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13556Tubing Assembly,nonmetallic

Elbitamerica, Inc. · NSN 4720-00-925-4654 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-925-4654 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-925-4654. Primary manufacturer part number: 13556.
Features
  • Tubing Assembly,nonmetallic — FSC 4720
  • End Connection Design: ELBOW SECOND END
  • Connection Type: THREADED EXTERNAL TUBE FIRST END
  • Nominal Thread Size: 0.438 INCHES FIRST END IN
  • Seat Angle: 37.0 DEGREES FIRST END
  • Thread Series Designator: NPT SECOND END
  • Thread Class: 2A FIRST END A
  • Nominal Thread Size: 0.125 INCHES SECOND END IN
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Tubing Assembly,nonmetallic, cataloged under National Stock Number 4720-00-925-4654, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Elbitamerica, Inc.. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-925-4654
Primary Part Number13556
Item NameTubing Assembly,nonmetallic
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerElbitamerica, Inc.
StatusACTIVE
End Connection DesignELBOW SECOND END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Nominal Thread Size0.438 INCHES FIRST END IN
Seat Angle37.0 DEGREES FIRST END
Thread Series DesignatorNPT SECOND END
Thread Class2A FIRST END A
Nominal Thread Size0.125 INCHES SECOND END IN
Exterior ColorWHITE
Inside Surface ConditionSMOOTH
Cross-Sectional Shape StyleROUND
Connection TypeTHREADED EXTERNAL PIPE SECOND END
End Connection DesignSTRAIGHT FIRST END
Thread DirectionRIGHT-HAND SECOND END
MaterialALUMINUM ALLOY OVERALL
Measuring Method and Length8.625 INCHES NOMINAL WORKING IN
Outside Diameter0.250 INCHES NOMINAL IN
Inside Diameter0.125 INCHES NOMINAL IN
Thread Series DesignatorUNF FIRST END
Flow Angle90.0 DEGREES SECOND END
Connection StylePLAIN SECOND END
MaterialRUBBER SYNTHETIC TUBE
Connection StyleFLARED FIRST END
Thread DirectionRIGHT-HAND FIRST END
Surface TreatmentANODIZE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6150-00-642-88546609 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
4130-01-278-33551355-6 INTERCHANGEABLE
Condenser Coil,refrigeration
Avaho Acquisition Corp Dba Impac
5998-01-453-0638AVME9427IL INTERCHANGEABLE
Circuit Card Assembly
Acromag, Incorporated
Cross-Reference Index
Part NumberManufacturer
13556 PRIMARY Elbitamerica, Inc. (USA)
Related Parts
6150-00-642-8854INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
6609
4130-01-278-3355INTERCHANGEABLE
CONDENSER COIL,REFRIGERATION
1355-6
5998-01-453-0638INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
AVME9427IL

Frequently Asked Questions

What is NSN 4720-00-925-4654?

NSN 4720-00-925-4654 is a Tubing Assembly,nonmetallic, manufactured by Elbitamerica, Inc., classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-925-4654?

NSN 4720-00-925-4654 has 1 cross-referenced part number: 13556 (Elbitamerica, Inc.).

What NSN replaces 4720-00-925-4654?

There are 3 known substitutes for 4720-00-925-4654: 6150-00-642-8854, 4130-01-278-3355, 5998-01-453-0638. Verify interchangeability with system specifications before substitution.

What are the specifications of 13556?

Key specifications for 13556: End Connection Design: ELBOW SECOND END; Connection Type: THREADED EXTERNAL TUBE FIRST END; Nominal Thread Size: 0.438 INCHES FIRST END IN; Seat Angle: 37.0 DEGREES FIRST END. 25 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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