PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ZA7Fluorescent Penetrant Inspection

Illinois Tool Works, Inc. Div Magnaflux · NSN 6635-00-341-8339 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-00-341-8339 — this item is cataloged by the U.S. Government under National Stock Number 6635-00-341-8339. Primary manufacturer part number: ZA7.
Features
  • Fluorescent Penetrant Inspection — FSC 6635
  • 2 verified cross-references
  • Primary manufacturer: Illinois Tool Works, Inc. Div Magnaflux
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fluorescent Penetrant Inspection, cataloged under National Stock Number 6635-00-341-8339, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Illinois Tool Works, Inc. Div Magnaflux. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6635-00-341-8339
Primary Part NumberZA7
Item NameFluorescent Penetrant Inspection
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerIllinois Tool Works, Inc. Div Magnaflux
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6635-00-110-9463 INTERCHANGEABLE
Fluorescent Penetrant Inspection
6635-00-134-1408ZA29G INTERCHANGEABLE
Fluorescent Penetrant Inspection
Illinois Tool Works, Inc. Div Magnaflux
6635-00-249-5341 INTERCHANGEABLE
Fluorescent Penetrant Inspection
6635-00-334-7417ZA28E INTERCHANGEABLE
Fluorescent Penetrant Inspection
Illinois Tool Works, Inc. Div Magnaflux
6635-00-334-7419 INTERCHANGEABLE
Fluorescent Penetrant Inspection
6635-00-334-7420 INTERCHANGEABLE
Fluorescent Penetrant Inspection
6635-00-641-2661UWW-100 INTERCHANGEABLE
Fluorescent Penetrant Inspection
Gould & Bass Company, Inc.
6635-01-063-2304178148 INTERCHANGEABLE
Magnetic Inspection Unit,station
Illinois Tool Works, Inc. Div Magnaflux
6635-01-073-0086M-30 INTERCHANGEABLE
Fluorescent Penetrant Inspection
Brent America, Inc
6635-01-074-7707178149 INTERCHANGEABLE
Magnetic Inspection Unit,station
Illinois Tool Works, Inc. Div Magnaflux
Cross-Reference Index
Part NumberManufacturer
6635-7521-0000 Defense Supply Center Richmond Industrial Plant Equipment /dla/ (USA)
ZA7 PRIMARY Illinois Tool Works, Inc. Div Magnaflux (USA)
Related Parts
6635-00-110-9463INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
6635-00-134-1408INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
ZA29G
6635-00-249-5341INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
6635-00-334-7417INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
ZA28E
6635-00-334-7419INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
6635-00-334-7420INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
6635-00-641-2661INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
UWW-100
6635-01-063-2304INTERCHANGEABLE
MAGNETIC INSPECTION UNIT,STATION
178148
6635-01-073-0086INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
M-30
6635-01-074-7707INTERCHANGEABLE
MAGNETIC INSPECTION UNIT,STATION
178149
6635-01-175-9457INTERCHANGEABLE
FLUORESCENT PENETRANT INSPECTION
NDE2001

Frequently Asked Questions

What is NSN 6635-00-341-8339?

NSN 6635-00-341-8339 is a Fluorescent Penetrant Inspection, manufactured by Illinois Tool Works, Inc. Div Magnaflux, classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-00-341-8339?

NSN 6635-00-341-8339 has 2 cross-referenced part numbers: 6635-7521-0000 (Defense Supply Center Richmond Industrial Plant Equipment /dla/), ZA7 (Illinois Tool Works, Inc. Div Magnaflux).

What NSN replaces 6635-00-341-8339?

There are 11 known substitutes for 6635-00-341-8339: 6635-00-110-9463, 6635-00-134-1408, 6635-00-249-5341 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ZA7?

Key specifications for ZA7: Special Features: SECTIONAL DESIGN,COMPONENTS,1 CURTAIN INCLOSED INSPECTION TABLE W/TWO BLACK LIGHT ASSEMBLIES,1 TANK,DEVELOPING POWDER 75-3/8 IN. BY 35-1/2 IN. W/DRAIN GRILL,1 TANK,DIP,75-3/8 IN. BY 35-1/2 IN. W/DRAIN GRILL,1 TANK,RINSE,76-5/8 IN. BY 35-1/2 IN. W/ONE BLACK LIGHT; SPRAY TYPE RINSE TANK; DIM. DATA,59 FT. 7-5/8 IN. LG OVER-ALL,35-1/2 IN. W OVER-ALL,82 IN. H OVER-ALL;ELECTRICAL POWER REQUIREMENTS,110 V 60 CYCLES,SINGLE PHASE,220V,60 CYCLES,3 PHASE V. 1 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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