PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

163133Contour Master,rotor Assembly

Rtx Corporation Div Pratt & Whitney · NSN 4920-01-237-7723 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-237-7723 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-237-7723. Primary manufacturer part number: 163133.
Features
  • Contour Master,rotor Assembly — FSC 4920
  • Functional Description: USED DURING INSPECTION OF JFS TURBINE ROTOR ASSY TO INSURE THE THE OUTSIDE DIAMETER BLADE CONTOUR IS CORRECT
  • 1 verified cross-reference
  • Primary manufacturer: Rtx Corporation Div Pratt & Whitney
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Contour Master,rotor Assembly, cataloged under National Stock Number 4920-01-237-7723, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Rtx Corporation 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-01-237-7723
Primary Part Number163133
Item NameContour Master,rotor Assembly
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerRtx Corporation Div Pratt & Whitney
StatusACTIVE
Functional DescriptionUSED DURING INSPECTION OF JFS TURBINE ROTOR ASSY TO INSURE THE THE OUTSIDE DIAMETER BLADE CONTOUR IS CORRECT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-01-028-66892889406-1 INTERCHANGEABLE
Transformer,audio Frequency
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5930-01-701-6994163133-1 INTERCHANGEABLE
Guard,switch
Lockheed Martin Corp
Cross-Reference Index
Part NumberManufacturer
163133 PRIMARY Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
5950-01-028-6689INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2889406-1
5930-01-701-6994INTERCHANGEABLE
GUARD,SWITCH
163133-1

Frequently Asked Questions

What is NSN 4920-01-237-7723?

NSN 4920-01-237-7723 is a Contour Master,rotor Assembly, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-01-237-7723?

NSN 4920-01-237-7723 has 1 cross-referenced part number: 163133 (Rtx Corporation Div Pratt & Whitney).

What NSN replaces 4920-01-237-7723?

There are 2 known substitutes for 4920-01-237-7723: 5950-01-028-6689, 5930-01-701-6994. Verify interchangeability with system specifications before substitution.

What are the specifications of 163133?

Key specifications for 163133: Part Name Assigned by Controlling Agency: ROTOR ASSEMBLY CONTOUR MASTER; Special Features: THE SHADOW OF THE TURBINE WHEEL IS CHECKED AGAINST THE CONTOUR MASTER ON A MIN. 30 IN. DIA OPTICAL COMPARATOR AT 10 TIMES MAGNIFICATION IN; Functional Description: USED DURING INSPECTION OF JFS TURBINE ROTOR ASSY TO INSURE THE THE OUTSIDE DIAMETER BLADE CONTOUR IS CORRECT; End Item Identification: F-16A/B/C/D ACFT AGE. A. 4 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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