PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

437-101Reducer,pipe

Lasco Industries · NSN 4730-00-477-2227 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-477-2227 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-477-2227. Primary manufacturer part number: 437-101.
Features
  • Reducer,pipe — FSC 4730
  • Nominal Overall Length: 1.125 INCHES IN
  • Connection Type: UNTHREADED INTERNAL PIPE SECOND END
  • Pipe Wall Thickness Designation for Which Designed: SCHEDULE 40 FIRST END
  • Nominal Pipe Size Accommodated: 0.500 INCHES SECOND END IN
  • Material: PLASTIC OVERALL
  • Nominal Pipe Size Accommodated: 0.750 INCHES FIRST END 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 4730-00-477-2227, 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 Lasco Industries. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 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
NSN4730-00-477-2227
Primary Part Number437-101
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLasco Industries
StatusACTIVE
Nominal Overall Length1.125 INCHES IN
Connection TypeUNTHREADED INTERNAL PIPE SECOND END
Pipe Wall Thickness Designation for Which DesignedSCHEDULE 40 FIRST END
Nominal Pipe Size Accommodated0.500 INCHES SECOND END IN
MaterialPLASTIC OVERALL
Nominal Pipe Size Accommodated0.750 INCHES FIRST END IN
Material Document and ClassificationASTM D1784,TY 1,GR1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Connection StyleSOCKET (PIPE) SECOND END
Reducer TypeCONCENTRIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-476-5865D2466 TEE NPS 1/2 PVCI INTERCHANGEABLE
Tee,pipe
American Society for Testing and Materials Dba Astm International
4730-00-476-7134417-010 INTERCHANGEABLE
Elbow,pipe
Nibco Inc Chemtrol Div
4730-00-476-7143 INTERCHANGEABLE
Elbow,pipe
4730-00-476-7157D2446 45 ELBOW NPS 3/4 PVCI INTERCHANGEABLE
Elbow,pipe
American Society for Testing and Materials Dba Astm International
4730-00-478-2635D2466 REDUCER 1 BY 3/4 PVCI INTERCHANGEABLE
Reducer,pipe
American Society for Testing and Materials Dba Astm International
4730-00-495-26141837-249 INTERCHANGEABLE
Reducer,pipe
Nibco Inc Chemtrol Div
4730-00-495-2615 INTERCHANGEABLE
Coupling,pipe
4730-00-497-7209436-007E INTERCHANGEABLE
Coupling,pipe
Nibco Inc Chemtrol Div
4730-00-497-72114036-010 INTERCHANGEABLE
Coupling,pipe
Ryan Herco Products Corp
4730-00-499-4306 INTERCHANGEABLE
Coupling,pipe
Cross-Reference Index
Part NumberManufacturer
437-101 PRIMARY Lasco Industries (USA)
0141270-101 PRIMARY Cleveland Service Center (USA)
437-101 George Fischer Sloane, Inc. (USA)
ASTM-D2466 American Society for Testing and Materials Dba Astm International (USA)
ASTMD2466-69 American Society for Testing and Materials Dba Astm International (USA)
437-101 PRIMARY Nibco Inc Chemtrol Div (USA)
08049031 PRIMARY Nibco Inc Chemtrol Div (USA)
4618 3/4X1/2 Nibco Inc (USA)
437-101 Nibco Inc (USA)
08049031 Nibco Inc (USA)
Related Parts
4730-00-476-5865INTERCHANGEABLE
TEE,PIPE
D2466 TEE NPS 1/2 PVCI
4730-00-476-7134INTERCHANGEABLE
ELBOW,PIPE
417-010
4730-00-476-7143INTERCHANGEABLE
ELBOW,PIPE
4730-00-476-7157INTERCHANGEABLE
ELBOW,PIPE
D2446 45 ELBOW NPS 3/4 PVCI
4730-00-478-2635INTERCHANGEABLE
REDUCER,PIPE
D2466 REDUCER 1 BY 3/4 PVCI
4730-00-495-2614INTERCHANGEABLE
REDUCER,PIPE
1837-249
4730-00-495-2615INTERCHANGEABLE
COUPLING,PIPE
4730-00-497-7209INTERCHANGEABLE
COUPLING,PIPE
436-007E
4730-00-497-7211INTERCHANGEABLE
COUPLING,PIPE
4036-010
4730-00-499-4306INTERCHANGEABLE
COUPLING,PIPE
4730-00-499-4307INTERCHANGEABLE
COUPLING,PIPE
436-005E
4730-00-554-7000INTERCHANGEABLE
TEE,PIPE
401-010

Frequently Asked Questions

What is NSN 4730-00-477-2227?

NSN 4730-00-477-2227 is a Reducer,pipe, manufactured by Lasco Industries, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-477-2227?

NSN 4730-00-477-2227 has 10 cross-referenced part numbers: 437-101 (Lasco Industries), 0141270-101 (Cleveland Service Center), 437-101 (George Fischer Sloane, Inc.), ASTM-D2466 (American Society for Testing and Materials Dba Astm International), ASTMD2466-69 (American Society for Testing and Materials Dba Astm International) and 5 more.

What NSN replaces 4730-00-477-2227?

There are 12 known substitutes for 4730-00-477-2227: 4730-00-476-5865, 4730-00-476-7134, 4730-00-476-7143 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 437-101?

Key specifications for 437-101: Nominal Overall Length: 1.125 INCHES IN; Connection Type: UNTHREADED INTERNAL PIPE SECOND END; Pipe Wall Thickness Designation for Which Designed: SCHEDULE 40 FIRST END; Nominal Pipe Size Accommodated: 0.500 INCHES SECOND END IN. 9 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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