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Technical Data Sheet
PartsTable / COMPONENT / TMT-99-26
TMT-99-26 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The RADIATOR,ENGINE COOLANT is a the manufacturer industrial component. Key specifications include tip_type: MALE HEXAGONAL, overall_length: 5.000 INCHES NOMINAL IN, drive_shank_type: MALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES, width_across_flats: 0.188 INCHES NOMINAL IN, end_item_identification: COOPER/XCELITE SERIES 99 HANDLES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-112-9333, 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
TMT-99-26
NSN: 5120-00-112-9333
FSC: 5120
CAGE: 4J535 — TIME MOTION TOOLS INC (USA)
SPECIFICATIONS
tip_typeMALE HEXAGONAL
overall_length5.000 INCHES NOMINAL IN
drive_shank_typeMALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES
width_across_flats0.188 INCHES NOMINAL IN
end_item_identificationCOOPER/XCELITE SERIES 99 HANDLES
NSN5120-00-112-9333
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RADIATOR,ENGINE COOLANT TITLE COMPONENT PN TMT-99-26 MFR RADIATOR,ENGINE COOLAN
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.188 INCHES NOMINAL IN
•
DRIVE SHANK TYPE: MALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES
•
TIP TYPE: MALE HEXAGONAL
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS0.188 INCHES NOMINAL IN
END ITEM IDENTIFICATIONCOOPER/XCELITE SERIES 99 HANDLES
OVERALL LENGTH5.000 INCHES NOMINAL IN
DRIVE SHANK TYPEMALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES
TIP TYPEMALE HEXAGONAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
3683Interchangeable
interchangeable cross-reference
interchangeable
3683-AInterchangeable
interchangeable cross-reference
interchangeable
9026Interchangeable
interchangeable cross-reference
interchangeable
A-A-3041 STBFMAInterchangeable
interchangeable cross-reference
interchangeable
GGG-W-646Interchangeable
interchangeable cross-reference
interchangeable
D15-739MPC456Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TMT-99-26?
TMT-99-26 is a RADIATOR,ENGINE COOLANT.
What parts can replace TMT-99-26?
There are 23 known substitutes for TMT-99-26: 3683, 3683-A, 9026 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TMT-99-26?
TMT-99-26 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-112-9333. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026