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Technical Data Sheet
PartsTable / COMPONENT / XR3.5
XR3.5 ✓ 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 XR3.5 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-01-257-1619, 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
XR3.5
NSN: 3010-01-257-1619
FSC: 3010
CAGE: 16603 — CONTROL FLOW, INC. DBA WESTECH HEAVY MACHINERY DIVISION DIV WESTECH HEAVY MACHINERY DIVISION (USA)
SPECIFICATIONS
Part NumberXR3.5
NSN3010-01-257-1619
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available XR3.5 TITLE COMPONENT PN XR3.5 MFR XR3.5
KEY FEATURES
•
KEYING FACILITY TYPE: KEYWAY BOTH ENDS
•
BORE DIAMETER: 3.5000 INCHES NOMINAL BOTH ENDS IN
•
BORE SHAPE: STRAIGHT BOTH ENDS
•
OUTSIDE DIAMETER: 8.250 INCHES NOMINAL IN
•
FEATURES PROVIDED: KEYWAY AND EXPOSED COUPLING BOLT TYPE AND SPLINE GEAR TEETH
•
BORE LENGTH: 3.0312 INCHES NOMINAL BOTH ENDS IN
•
DESIGN TYPE: INTERNAL GEAR
•
KEYWAY WIDTH: 0.875 INCHES NOMINAL BOTH ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
KEYING FACILITY TYPEKEYWAY BOTH ENDS
BORE DIAMETER3.5000 INCHES NOMINAL BOTH ENDS IN
BORE SHAPESTRAIGHT BOTH ENDS
OUTSIDE DIAMETER8.250 INCHES NOMINAL IN
FEATURES PROVIDEDKEYWAY AND EXPOSED COUPLING BOLT TYPE AND SPLINE GEAR TEETH
BORE LENGTH3.0312 INCHES NOMINAL BOTH ENDS IN
DESIGN TYPEINTERNAL GEAR
KEYWAY WIDTH0.875 INCHES NOMINAL BOTH ENDS IN
OVERALL LENGTH6.250 INCHES NOMINAL IN
KEYING FACILITY QUANTITY1 BOTH ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
26401Interchangeable
interchangeable cross-reference
interchangeable
2000707Interchangeable
interchangeable cross-reference
interchangeable
2026293Interchangeable
interchangeable cross-reference
interchangeable
D305-752-6Interchangeable
Same NIIN cross-reference
interchangeable
XR35Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is XR3.5?
XR3.5 is a XR3.5.
What parts can replace XR3.5?
There are 5 known substitutes for XR3.5: 26401, 2000707, 2026293 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for XR3.5?
XR3.5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-01-257-1619. 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