PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27018Coupling Body,tube

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 4730-00-165-5050 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-165-5050 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-165-5050. Primary manufacturer part number: 27018.
Features
  • Coupling Body,tube — FSC 4730
  • Material: STEEL
  • Tube Outside Diameter for Which Designed: 0.250 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel construction
General Description

The Coupling Body,tube, cataloged under National Stock Number 4730-00-165-5050, 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.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN4730-00-165-5050
Primary Part Number27018
Item NameCoupling Body,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
MaterialSTEEL
Tube Outside Diameter for Which Designed0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-009-922927018 INTERCHANGEABLE
Gasket
Ni Industries Inc Thermador/waste King Div
5920-00-011-7142 INTERCHANGEABLE
Fuse,cartridge
5315-00-214-062327018 INTERCHANGEABLE
Pin,straight,headless
Brinkley Technology Group Llc Dba Hercules Manufacturing
3040-00-420-7761 INTERCHANGEABLE
Shaft,straight
5905-00-948-316827018 INTERCHANGEABLE
Resistor Assembly
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
5930-00-998-9304 INTERCHANGEABLE
Switch,lock
2920-01-102-7492375900 INTERCHANGEABLE
Starter,engine,electrical
Lister Petter Americas Incorporated
5985-01-184-030127018 INTERCHANGEABLE
Coupler,directional
Narda Holdings, Inc. Div Dba Narda-Miteq
3040-01-194-798733291 INTERCHANGEABLE
Head,transfer,actuator
Moog Inc. Dba Ampac-Isp Corp
5365-01-406-365627018 INTERCHANGEABLE
Plug,machine Thread
Allied Systems Company Dba Allied Systems Co
Cross-Reference Index
Part NumberManufacturer
AS27018 Aircraft Supplies (USA)
27018 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
27018 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5330-00-009-9229INTERCHANGEABLE
GASKET
27018
5920-00-011-7142INTERCHANGEABLE
FUSE,CARTRIDGE
5315-00-214-0623INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
27018
3040-00-420-7761INTERCHANGEABLE
SHAFT,STRAIGHT
5905-00-948-3168INTERCHANGEABLE
RESISTOR ASSEMBLY
27018
5930-00-998-9304INTERCHANGEABLE
SWITCH,LOCK
2920-01-102-7492INTERCHANGEABLE
STARTER,ENGINE,ELECTRICAL
375900
5985-01-184-0301INTERCHANGEABLE
COUPLER,DIRECTIONAL
27018
3040-01-194-7987INTERCHANGEABLE
HEAD,TRANSFER,ACTUATOR
33291
5365-01-406-3656INTERCHANGEABLE
PLUG,MACHINE THREAD
27018
7025-01-498-2996INTERCHANGEABLE
PALM,HANDHELD
ZIRE 72
3040-01-648-3253INTERCHANGEABLE
RING,PISTON
27018

Frequently Asked Questions

What is NSN 4730-00-165-5050?

NSN 4730-00-165-5050 is a Coupling Body,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 4730-00-165-5050?

NSN 4730-00-165-5050 has 3 cross-referenced part numbers: AS27018 (Aircraft Supplies), 27018 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 27018 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 4730-00-165-5050?

There are 12 known substitutes for 4730-00-165-5050: 5330-00-009-9229, 5920-00-011-7142, 5315-00-214-0623 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27018?

Key specifications for 27018: Material: STEEL; Tube Outside Diameter for Which Designed: 0.250 INCHES NOMINAL IN. 2 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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