PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0118750Reducer,pipe

Wylie Mfg Co · NSN 4730-00-161-7556 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-161-7556 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-161-7556. Primary manufacturer part number: 0118750.
Features
  • Reducer,pipe — FSC 4730
  • Thread Series Designator: NPT ALL ENDS
  • Material: STEEL OVERALL
  • Nominal Thread Size: 0.375 INCHES FIRST END IN
  • Nominal Thread Size: 0.250 INCHES SECOND END IN
  • Nominal Thread Size: 0.250 INCHES SECOND END IN
  • Material: STEEL OVERALL
  • Connection Type: THREADED EXTERNAL PIPE ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-00-161-7556, 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 Wylie Mfg Co. Government technical data includes 8 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-161-7556
Primary Part Number0118750
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerWylie Mfg Co
StatusCANCELLED
Thread Series DesignatorNPT ALL ENDS
MaterialSTEEL OVERALL
Nominal Thread Size0.375 INCHES FIRST END IN
Nominal Thread Size0.250 INCHES SECOND END IN
Nominal Thread Size0.250 INCHES SECOND END IN
MaterialSTEEL OVERALL
Connection TypeTHREADED EXTERNAL PIPE ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
4730-00-266-0534SAE J512 4-6 010102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
0118750 Wylie Mfg Co (USA)
48F46 Ed Etnyre & Co (USA)
0118750 Ed Etnyre & Co (USA)
Related Parts
4730-00-266-0534INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 4-6 010102B

Frequently Asked Questions

What is NSN 4730-00-161-7556?

NSN 4730-00-161-7556 is a Reducer,pipe, manufactured by Wylie Mfg Co, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-161-7556?

NSN 4730-00-161-7556 has 3 cross-referenced part numbers: 0118750 (Wylie Mfg Co), 48F46 (Ed Etnyre & Co), 0118750 (Ed Etnyre & Co).

What NSN replaces 4730-00-161-7556?

There is 1 known substitute for 4730-00-161-7556: 4730-00-266-0534. Verify interchangeability with system specifications before substitution.

What are the specifications of 0118750?

Key specifications for 0118750: Thread Series Designator: NPT ALL ENDS; Material: STEEL OVERALL; Nominal Thread Size: 0.375 INCHES FIRST END IN; Nominal Thread Size: 0.250 INCHES SECOND END IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-161-7556 still in active supply?

NSN 4730-00-161-7556 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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