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Technical Data Sheet
PartsTable / COMPONENT / 1R-0777
1R-0777 ✓ 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 FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include end_item_identification: MEDIUM CRAWLER TRACTOR, part_name_assigned_by_controlling_agency: ELEMENT ASSY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2940-01-568-0971, 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
1R-0777
NSN: 2940-01-568-0971
FSC: 2940
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
end_item_identificationMEDIUM CRAWLER TRACTOR
part_name_assigned_by_controlling_agencyELEMENT ASSY
NSN2940-01-568-0971
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,FLUID TITLE COMPONENT PN 1R-0777 MFR FILTER ELEMENT,FLUID
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONMEDIUM CRAWLER TRACTOR
PART NAME ASSIGNED BY CONTROLLING AGENCYELEMENT ASSY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
5120-4Interchangeable
interchangeable cross-reference
interchangeable
GGG-K-275Interchangeable
interchangeable cross-reference
interchangeable
76006Interchangeable
interchangeable cross-reference
interchangeable
378-3404-01-203Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-3661/10Interchangeable
interchangeable cross-reference
interchangeable
LH79/1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1R-0777?
1R-0777 is a FILTER ELEMENT,FLUID.
What parts can replace 1R-0777?
There are 13 known substitutes for 1R-0777: 5120-4, GGG-K-275, 76006 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1R-0777?
1R-0777 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2940-01-568-0971. 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