PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9403400Probe,eddy Current

Olympus America Inc · NSN 6635-01-664-9357 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-01-664-9357 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-664-9357. Primary manufacturer part number: 9403400.
Features
  • Probe,eddy Current — FSC 6635
  • Color: BLACK
  • Conductor Attachment Method: POWERLINK
  • Tip Termination Type: PROBE
  • 1 verified cross-reference
  • Primary manufacturer: Olympus America Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Probe,eddy Current, cataloged under National Stock Number 6635-01-664-9357, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Olympus America Inc. Government technical data includes 3 verified specifications, 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
NSN6635-01-664-9357
Primary Part Number9403400
Item NameProbe,eddy Current
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerOlympus America Inc
StatusACTIVE
ColorBLACK
Conductor Attachment MethodPOWERLINK
Tip Termination TypePROBE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-786-2247 INTERCHANGEABLE
Reducer,tube
4730-00-923-81379403400 INTERCHANGEABLE
Adapter,reducer
General Motors Corp
Cross-Reference Index
Part NumberManufacturer
9403400 PRIMARY Olympus America Inc (USA)
Related Parts
4730-00-786-2247INTERCHANGEABLE
REDUCER,TUBE
4730-00-923-8137INTERCHANGEABLE
ADAPTER,REDUCER
9403400

Frequently Asked Questions

What is NSN 6635-01-664-9357?

NSN 6635-01-664-9357 is a Probe,eddy Current, manufactured by Olympus America Inc, classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-01-664-9357?

NSN 6635-01-664-9357 has 1 cross-referenced part number: 9403400 (Olympus America Inc).

What NSN replaces 6635-01-664-9357?

There are 2 known substitutes for 6635-01-664-9357: 4730-00-786-2247, 4730-00-923-8137. Verify interchangeability with system specifications before substitution.

What are the specifications of 9403400?

Key specifications for 9403400: Part Name Assigned by Controlling Agency: STRAIGHT SHAFT SURFACE PROBES; Special Features: ABSOLUTE BRIDGE COIL,1 MHZ TO 6 MHZ FREQUENCY; 0.125 INCHES SHAFT SIZE MHz; Color: BLACK; Overall Length: 3.0 INCHES NOMINAL IN. 6 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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