PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

838250Reducer,pipe

Nibco Inc Chemtrol Div · NSN 4730-01-019-3828 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-019-3828 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-019-3828. Primary manufacturer part number: 838250.
Features
  • Reducer,pipe — FSC 4730
  • Material: PLASTIC BODY
  • Connection Style: SOCKET (PIPE) FIRST END
  • Nominal Pipe Size Accommodated: 2.000 INCHES FIRST END IN
  • Material Document and Classification: ASTM D1784-65T,TY 1,GR 1 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Connection Type: UNTHREADED INTERNAL PIPE SECOND END
  • Nominal Pipe Size Accommodated: 1.250 INCHES SECOND END IN
  • Connection Type: UNTHREADED INTERNAL PIPE FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Plastic Body construction
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-01-019-3828, 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 Nibco Inc Chemtrol Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-01-019-3828
Primary Part Number838250
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNibco Inc Chemtrol Div
StatusCANCELLED
MaterialPLASTIC BODY
Connection StyleSOCKET (PIPE) FIRST END
Nominal Pipe Size Accommodated2.000 INCHES FIRST END IN
Material Document and ClassificationASTM D1784-65T,TY 1,GR 1 ASSN STD SINGLE MATERIAL RESPONSE BODY
Connection TypeUNTHREADED INTERNAL PIPE SECOND END
Nominal Pipe Size Accommodated1.250 INCHES SECOND END IN
Connection TypeUNTHREADED INTERNAL PIPE FIRST END
Pipe Wall Thickness Designation for Which DesignedSCHEDULE 40 SECOND END
Reducer TypeCONCENTRIC
Pipe Wall Thickness Designation for Which DesignedSCHEDULE 40 FIRST END
Nominal Overall Length2.250 INCHES IN
Connection StyleSOCKET (PIPE) SECOND END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2825-00-036-33708250 INTERCHANGEABLE
Retainer with Nut
Northrop Grumman Systems Corporation Div Marine Systems
5330-00-154-8358 INTERCHANGEABLE
Seal,plain Encased
5360-00-200-43778253 INTERCHANGEABLE
Spring,helical,compression
Cummins Inc.
6530-00-216-5071 INTERCHANGEABLE
Envelope,sterilization
4931-00-462-82287913183-1 INTERCHANGEABLE
Housing Assembly,micropotentiome
Us Army Aviation and Missile Command
5330-00-550-64788253 INTERCHANGEABLE
Gasket
Goodrich Corporation
5935-00-615-7833TRU-4020-GSUG INTERCHANGEABLE
Adapter,connector
Winchester Interconnect Rf Corporation
3030-00-844-283315T456 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
7010-01-015-1449838250 INTERCHANGEABLE
Window
International Business Machines Corp Parts Order Center Dept E - 54
5962-01-138-3375 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
440-050 George Fischer Sloane, Inc. (USA)
08049052 Nibco Inc (USA)
8253 Eslon Thermoplastics Inc (USA)
2PMH8 Grainger Div of W W Grainger Inc (USA)
ASTM-D2466 American Society for Testing and Materials Dba Astm International (USA)
838250 Eslon Thermoplastics Inc (USA)
838250 PRIMARY Nibco Inc Chemtrol Div (USA)
838250 PRIMARY Ipex Usa Llc (USA)
838250 Nibco Inc (USA)
838250 George Fischer Sloane, Inc. (USA)
Related Parts
2825-00-036-3370INTERCHANGEABLE
RETAINER WITH NUT
8250
5330-00-154-8358INTERCHANGEABLE
SEAL,PLAIN ENCASED
5360-00-200-4377INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
8253
6530-00-216-5071INTERCHANGEABLE
ENVELOPE,STERILIZATION
4931-00-462-8228INTERCHANGEABLE
HOUSING ASSEMBLY,MICROPOTENTIOME
7913183-1
5330-00-550-6478INTERCHANGEABLE
GASKET
8253
5935-00-615-7833INTERCHANGEABLE
ADAPTER,CONNECTOR
TRU-4020-GSUG
3030-00-844-2833INTERCHANGEABLE
BELT,V
15T456
7010-01-015-1449INTERCHANGEABLE
WINDOW
838250
5962-01-138-3375INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-158-4715INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5340-01-165-5630INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8253

Frequently Asked Questions

What is NSN 4730-01-019-3828?

NSN 4730-01-019-3828 is a Reducer,pipe, manufactured by Nibco Inc Chemtrol Div, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-01-019-3828?

NSN 4730-01-019-3828 has 10 cross-referenced part numbers: 440-050 (George Fischer Sloane, Inc.), 08049052 (Nibco Inc), 8253 (Eslon Thermoplastics Inc), 2PMH8 (Grainger Div of W W Grainger Inc), ASTM-D2466 (American Society for Testing and Materials Dba Astm International) and 5 more.

What NSN replaces 4730-01-019-3828?

There are 12 known substitutes for 4730-01-019-3828: 2825-00-036-3370, 5330-00-154-8358, 5360-00-200-4377 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 838250?

Key specifications for 838250: Material: PLASTIC BODY; Connection Style: SOCKET (PIPE) FIRST END; Nominal Pipe Size Accommodated: 2.000 INCHES FIRST END IN; Material Document and Classification: ASTM D1784-65T,TY 1,GR 1 ASSN STD SINGLE MATERIAL RESPONSE BODY. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-01-019-3828 still in active supply?

NSN 4730-01-019-3828 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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