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191-10203 — TUBE SHEET,FLUID COOLER,INDUSTRI

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

191-10203: TUBE SHEET,FLUID COOLER,INDUSTRI.

TUBE SHEET,FLUID COOLER,INDUSTRI. Key specifications include material: COPPER ALLOY OVERALL, thickness: 0.750 INCHES IN, overall_width: 17.750 INCHES NOMINAL17.750 INCHES NOMINAL IN, overall_length: 20.250 INCHES NOMINAL20.250 INCHES NOMINAL IN, end_item_identification: AQUA-CHEM INC MODEL WH125ST WATER PURIFIERAQUA-CHEM INC MODEL WH125ST WATER PURIFIER, material_document_and_classification: MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4420-01-222-5444, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
191-10203
NSN: 4420-01-222-5444
FSC: 4420 — Heat Exchangers and Steam Condensers
CAGE: 09647 — AQUA-CHEM, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.750 INCHES IN
overall_width17.750 INCHES NOMINAL17.750 INCHES NOMINAL IN
overall_length20.250 INCHES NOMINAL20.250 INCHES NOMINAL IN
end_item_identificationAQUA-CHEM INC MODEL WH125ST WATER PURIFIERAQUA-CHEM INC MODEL WH125ST WATER PURIFIER
material_document_and_classificationMIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4420-01-222-5444
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TUBE SHEET,FLUID COOLER,INDUSTRI TITLE COMPONENT PN 191-10203 MFR TUBE SHEET,FLUID COOLE
KEY FEATURES
•
THICKNESS: 0.750 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
THICKNESS0.750 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH20.250 INCHES NOMINAL20.250 INCHES NOMINAL IN
OVERALL WIDTH17.750 INCHES NOMINAL17.750 INCHES NOMINAL IN
END ITEM IDENTIFICATIONAQUA-CHEM INC MODEL WH125ST WATER PURIFIERAQUA-CHEM INC MODEL WH125ST WATER PURIFIER
MATERIALCOPPER ALLOY OVERALL
OTHER ITEMS IN FSC 4420 — Heat Exchangers and Steam Condensers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4420-00-003-2812 4420-00-004-1071 4420-00-004-1072 4420-00-004-1073 4420-00-004-1074 4420-00-004-3860 4420-00-004-5260 4420-00-005-2335
SUBSTITUTES & CROSS-REFERENCES 1
191-10203-000Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 191-10203?
191-10203 is a TUBE SHEET,FLUID COOLER,INDUSTRI.
What parts can replace 191-10203?
There is 1 known substitute for 191-10203: 191-10203-000. Substitute compatibility should be verified for your specific system.
What is the NSN for 191-10203?
191-10203 is cataloged in the U.S. Government catalog under NSN 4420-01-222-5444. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.