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Technical Data Sheet
PartsTable / COMPONENT / 40X1
40X1 ✓ 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 CAP,FILLER OPENING is a the manufacturer industrial component. Key specifications include special_features: CAP,FUEL TANK, locking_device_type: INTEGRAL SELF LOCK, pressure_relief_method: MANUAL, end_item_identification: KOMATSU DRESSER CO MOTORIZED ROLLER MACHINE MODEL 708, system_for_which_designed: PRESSURIZED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-01-394-9697, 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
40X1
NSN: 2590-01-394-9697
FSC: 2590
CAGE: 4K739 — LENZ CO (USA)
SPECIFICATIONS
special_featuresCAP,FUEL TANK
locking_device_typeINTEGRAL SELF LOCK
pressure_relief_methodMANUAL
end_item_identificationKOMATSU DRESSER CO MOTORIZED ROLLER MACHINE MODEL 708
system_for_which_designedPRESSURIZED
NSN2590-01-394-9697
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAP,FILLER OPENING TITLE COMPONENT PN 40X1 MFR CAP,FILLER OPENING
KEY FEATURES
•
PRESSURE RELIEF METHOD: MANUAL
•
SYSTEM FOR WHICH DESIGNED: PRESSURIZED
•
LOCKING DEVICE TYPE: INTEGRAL SELF LOCK
TECHNICAL CHARACTERISTICS (FLIS)
PRESSURE RELIEF METHODMANUAL
SYSTEM FOR WHICH DESIGNEDPRESSURIZED
LOCKING DEVICE TYPEINTEGRAL SELF LOCK
END ITEM IDENTIFICATIONKOMATSU DRESSER CO MOTORIZED ROLLER MACHINE MODEL 708
SPECIAL FEATURESCAP,FUEL TANK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
78029Interchangeable
interchangeable cross-reference
interchangeable
129684Interchangeable
interchangeable cross-reference
interchangeable
25-712REVFPC13Interchangeable
interchangeable cross-reference
interchangeable
40XL3/4INCHInterchangeable
interchangeable cross-reference
interchangeable
40XLInterchangeable
interchangeable cross-reference
interchangeable
40XL-3/4IN.90PSIInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40X1?
40X1 is a CAP,FILLER OPENING.
What parts can replace 40X1?
There are 12 known substitutes for 40X1: 78029, 129684, 25-712REVFPC13 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40X1?
40X1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-01-394-9697. 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