PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

059407Reducer,pipe

Ipex Usa Llc · NSN 4730-00-163-4438 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-163-4438 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-163-4438. Primary manufacturer part number: 059407.
Features
  • Reducer,pipe — FSC 4730
  • Nominal Thread Size: 0.750 INCHES SECOND END IN
  • Nominal Overall Length: 1.812 INCHES IN
  • Connection Type: THREADED INTERNAL PIPE FIRST END
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Nominal Thread Size: 0.750 INCHES SECOND END IN
  • Nominal Overall Length: 1.812 INCHES IN
  • Thread Series Designator: NPT ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Plastic Polyvinyl Chloride (pvc) Overall construction
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-00-163-4438, 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 Ipex Usa Llc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-163-4438
Primary Part Number059407
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerIpex Usa Llc
StatusACTIVE
Nominal Thread Size0.750 INCHES SECOND END IN
Nominal Overall Length1.812 INCHES IN
Connection TypeTHREADED INTERNAL PIPE FIRST END
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Nominal Thread Size0.750 INCHES SECOND END IN
Nominal Overall Length1.812 INCHES IN
Thread Series DesignatorNPT ALL ENDS
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) OVERALL
Connection StylePLAIN (PIPE) SECOND END
Nominal Thread Size0.500 INCHES FIRST END IN
Maximum Operating Temp85.0 CELSIUS SINGLE RESPONSE DEGC
Connection StylePLAIN (PIPE) FIRST END
Thread Series DesignatorNPT ALL ENDS
MaterialPLASTIC POLYVINYL CHLORIDE (PVC) OVERALL
Reducer TypeCONCENTRIC
Nominal Thread Size0.500 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2530-00-238-3436 INTERCHANGEABLE
Guard
4730-00-861-8357 INTERCHANGEABLE
Bushing,pipe
4820-01-325-162383910-1 INTERCHANGEABLE
Valve,butterfly
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4720-01-407-603412450234-4 INTERCHANGEABLE
Hose Assembly,nonmetallic
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
4589K78 Mcmaster-Carr Supply Co (USA)
5118-3-4 3/4X1/2 Nibco Inc Chemtrol Div (USA)
839-101 Charlotte Pipe and Foundry Co (USA)
1839-101 Nibco Inc Chemtrol Div (USA)
983-101 George Fischer Sloane, Inc. (USA)
05050031 Nibco Inc (USA)
059407 PRIMARY Ipex Usa Llc (USA)
13226E8636-2 Cecom Lr Center (USA)
Related Parts
2530-00-238-3436INTERCHANGEABLE
GUARD
4730-00-861-8357INTERCHANGEABLE
BUSHING,PIPE
4820-01-325-1623INTERCHANGEABLE
VALVE,BUTTERFLY
83910-1
4720-01-407-6034INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
12450234-4

Frequently Asked Questions

What is NSN 4730-00-163-4438?

NSN 4730-00-163-4438 is a Reducer,pipe, manufactured by Ipex Usa Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-163-4438?

NSN 4730-00-163-4438 has 8 cross-referenced part numbers: 4589K78 (Mcmaster-Carr Supply Co), 5118-3-4 3/4X1/2 (Nibco Inc Chemtrol Div), 839-101 (Charlotte Pipe and Foundry Co), 1839-101 (Nibco Inc Chemtrol Div), 983-101 (George Fischer Sloane, Inc.) and 3 more.

What NSN replaces 4730-00-163-4438?

There are 4 known substitutes for 4730-00-163-4438: 2530-00-238-3436, 4730-00-861-8357, 4820-01-325-1623 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 059407?

Key specifications for 059407: Nominal Thread Size: 0.750 INCHES SECOND END IN; Nominal Overall Length: 1.812 INCHES IN; Connection Type: THREADED INTERNAL PIPE FIRST END; Connection Type: THREADED EXTERNAL PIPE SECOND END. 16 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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