PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ASTM D1784Reducer,pipe

American Society for Testing and Materials Dba Astm International · NSN 4730-00-891-7672 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-891-7672 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-891-7672. Primary manufacturer part number: ASTM D1784.
Features
  • Reducer,pipe — FSC 4730
  • Nominal Pipe Size Accommodated: 1.500 INCHES SECOND END IN
  • Connection Style: SOCKET (PIPE) FIRST END
  • Connection Style: PLAIN (PIPE) SECOND END
  • Material: PLASTIC OVERALL
  • Connection Type: UNTHREADED EXTERNAL PIPE SECOND END
  • Nominal Overall Length: 1.687 INCHES IN
  • Material Document and Classification: ASTM D1784,TY 1,GR1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Plastic Overall construction
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-00-891-7672, 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 American Society for Testing and Materials Dba Astm International. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN4730-00-891-7672
Primary Part NumberASTM D1784
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusACTIVE
Nominal Pipe Size Accommodated1.500 INCHES SECOND END IN
Connection StyleSOCKET (PIPE) FIRST END
Connection StylePLAIN (PIPE) SECOND END
MaterialPLASTIC OVERALL
Connection TypeUNTHREADED EXTERNAL PIPE SECOND END
Nominal Overall Length1.687 INCHES IN
Material Document and ClassificationASTM D1784,TY 1,GR1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Pipe Size Accommodated0.500 INCHES FIRST END IN
Connection TypeUNTHREADED INTERNAL PIPE FIRST END
Reducer TypeCONCENTRIC
Operating Pressure330.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-143-3832 INTERCHANGEABLE
Nipple,pipe
4730-00-554-7147CLASS 23447-B INTERCHANGEABLE
Elbow,pipe
American Society for Testing and Materials Dba Astm International
4730-00-837-1382 INTERCHANGEABLE
Coupling,pipe
3020-01-007-097548815 INTERCHANGEABLE
Gear Set,matched
Dana Commercial Vehicle Products, Llc
5133-01-050-9904 INTERCHANGEABLE
Drill,twist
4730-01-071-286105049076 INTERCHANGEABLE
Reducer,pipe
Nibco Inc Chemtrol Div
4730-01-074-4603837-211PVC INTERCHANGEABLE
Reducer,pipe
George Fischer Sloane, Inc.
4730-01-078-35832136PVC INTERCHANGEABLE
Tee,drainage Pipe
George Fischer Sloane, Inc.
4730-01-151-44480041120-060 INTERCHANGEABLE
Elbow,pipe
Cleveland Service Center
5998-01-407-713448815 INTERCHANGEABLE
Circuit Card Assembly
L3 Technologies, Inc. Div L3harris Edo Western Corporation
Cross-Reference Index
Part NumberManufacturer
ASTM D1784 American Society for Testing and Materials Dba Astm International (USA)
1M450HD Carlon a Lamson and Sessions Co (USA)
48815 Carlon a Lamson and Sessions Co (USA)
Related Parts
4730-00-143-3832INTERCHANGEABLE
NIPPLE,PIPE
4730-00-554-7147INTERCHANGEABLE
ELBOW,PIPE
CLASS 23447-B
4730-00-837-1382INTERCHANGEABLE
COUPLING,PIPE
3020-01-007-0975INTERCHANGEABLE
GEAR SET,MATCHED
48815
5133-01-050-9904INTERCHANGEABLE
DRILL,TWIST
4730-01-071-2861INTERCHANGEABLE
REDUCER,PIPE
05049076
4730-01-074-4603INTERCHANGEABLE
REDUCER,PIPE
837-211PVC
4730-01-078-3583INTERCHANGEABLE
TEE,DRAINAGE PIPE
2136PVC
4730-01-151-4448INTERCHANGEABLE
ELBOW,PIPE
0041120-060
5998-01-407-7134INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
48815
5999-01-416-7428INTERCHANGEABLE
PCB,CENTRIFUGE,LABO
48815
4730-01-586-3404INTERCHANGEABLE
BUSHING,PIPE

Frequently Asked Questions

What is NSN 4730-00-891-7672?

NSN 4730-00-891-7672 is a Reducer,pipe, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-891-7672?

NSN 4730-00-891-7672 has 3 cross-referenced part numbers: ASTM D1784 (American Society for Testing and Materials Dba Astm International), 1M450HD (Carlon a Lamson and Sessions Co), 48815 (Carlon a Lamson and Sessions Co).

What NSN replaces 4730-00-891-7672?

There are 12 known substitutes for 4730-00-891-7672: 4730-00-143-3832, 4730-00-554-7147, 4730-00-837-1382 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ASTM D1784?

Key specifications for ASTM D1784: Nominal Pipe Size Accommodated: 1.500 INCHES SECOND END IN; Connection Style: SOCKET (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Material: PLASTIC OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com