PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42042Reducer,tube

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 4730-00-118-9741 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-118-9741 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-118-9741. Primary manufacturer part number: 42042.
Features
  • Reducer,tube — FSC 4730
  • 4 verified cross-references
  • Primary manufacturer: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Reducer,tube, cataloged under National Stock Number 4730-00-118-9741, 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 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameReducer,tube
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAGE 00198); R & B Aircraft Supply Inc. (CAGE 00385); Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); San Antonio Air Logistics Center (CAGE 98750)
Technical Specifications
ParameterValue
NSN4730-00-118-9741
Primary Part Number42042
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3020-00-268-42032940P11 INTERCHANGEABLE
Gear,helical
Taylor Machine Works Inc
4730-01-037-0893S-15-8-71 INTERCHANGEABLE
Strainer Element,sediment
Todd Combustion Inc
3441-01-329-5261420-42 INTERCHANGEABLE
Punch,upset
Phi
6515-01-549-943142042 INTERCHANGEABLE
Stimulator,muscle
Reable Therapeutics Inc Dba Chattanooga Group
6140-01-680-199342042 INTERCHANGEABLE
Battery,storage
Goal Zero Llc Dba Goal Zero
Cross-Reference Index
Part NumberManufacturer
42042 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
42042 R & B Aircraft Supply Inc. (USA)
42042 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
42042 San Antonio Air Logistics Center (USA)
Related Parts
3020-00-268-4203INTERCHANGEABLE
GEAR,HELICAL
2940P11
4730-01-037-0893INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
S-15-8-71
3441-01-329-5261INTERCHANGEABLE
PUNCH,UPSET
420-42
6515-01-549-9431INTERCHANGEABLE
STIMULATOR,MUSCLE
42042
6140-01-680-1993INTERCHANGEABLE
BATTERY,STORAGE
42042

Frequently Asked Questions

What is NSN 4730-00-118-9741?

NSN 4730-00-118-9741 is a Reducer,tube, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-118-9741?

NSN 4730-00-118-9741 has 4 cross-referenced part numbers: 42042 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 42042 (R & B Aircraft Supply Inc.), 42042 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 42042 (San Antonio Air Logistics Center).

What NSN replaces 4730-00-118-9741?

There are 5 known substitutes for 4730-00-118-9741: 3020-00-268-4203, 4730-01-037-0893, 3441-01-329-5261 and 2 more. Verify interchangeability with system specifications before substitution.

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