PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

227435Reducer,tube

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 4730-01-669-4816 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-669-4816 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-669-4816. Primary manufacturer part number: 227435.
Features
  • Reducer,tube — FSC 4730
  • Reference Number Differentiating Characteristics: ITEM IS FAA CERTIFIED
  • 1 verified cross-reference
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Reducer,tube, cataloged under National Stock Number 4730-01-669-4816, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN4730-01-669-4816
Primary Part Number227435
Item NameReducer,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Reference Number Differentiating CharacteristicsITEM IS FAA CERTIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-137-99652274-35 INTERCHANGEABLE
Coil,radio Frequency
American Precision Industries Inc.
4820-00-412-1827 INTERCHANGEABLE
Flow Control Device
5910-00-843-0757 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
4730-00-975-8082227435 INTERCHANGEABLE
Reducer,tube
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
227435 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5950-00-137-9965INTERCHANGEABLE
COIL,RADIO FREQUENCY
2274-35
4820-00-412-1827INTERCHANGEABLE
FLOW CONTROL DEVICE
5910-00-843-0757INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
4730-00-975-8082INTERCHANGEABLE
REDUCER,TUBE
227435

Frequently Asked Questions

What is NSN 4730-01-669-4816?

NSN 4730-01-669-4816 is a Reducer,tube, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-669-4816?

NSN 4730-01-669-4816 has 1 cross-referenced part number: 227435 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 4730-01-669-4816?

There are 4 known substitutes for 4730-01-669-4816: 5950-00-137-9965, 4820-00-412-1827, 5910-00-843-0757 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 227435?

Key specifications for 227435: Reference Number Differentiating Characteristics: ITEM IS FAA CERTIFIED; End Item Identification: KC-46 AIRCRAFT. 2 total characteristics are documented in the Federal Logistics Information System.

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