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PartsTable / COMPONENT / 7666873
7666873 ✓ 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 SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 5.750 INCHES NOMINAL IN, first_end_style: PLAIN, second_end_style: WOODRUFF KEYWAY AND CROSS DRILLED, first_end_diameter: 1.9689 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-766-6873, 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
7666873
NSN: 3040-00-766-6873
FSC: 3040
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL
step_quantity9
end_similarityNOT IDENTICAL
overall_length5.750 INCHES NOMINAL IN
first_end_stylePLAIN
second_end_styleWOODRUFF KEYWAY AND CROSS DRILLED
first_end_diameter1.9689 INCHES NOMINAL IN
second_end_diameter0.6875 INCHES NOMINAL IN
largest_step_diameter2.324 INCHES NOMINAL IN
second_end_hole_depth0.6815 INCHES NOMINAL IN
external_keyway_length0.375 INCHES NOMINAL SECOND END IN
second_end_keyway_width0.1880 INCHES NOMINAL IN
NSN3040-00-766-6873
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 7666873 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SECOND END KEYWAY WIDTH: 0.1880 INCHES NOMINAL IN
•
SECOND END HOLE DEPTH: 0.6815 INCHES NOMINAL IN
•
SECOND END HOLE DIAMETER: 0.1930 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 2.324 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
SECOND END DISTANCE FROM HOLE CENTER TO END: 0.251 INCHES NOMINAL IN
•
STEP QUANTITY: 9
•
EXTERNAL KEYWAY LENGTH: 0.375 INCHES NOMINAL SECOND END IN
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END KEYWAY WIDTH0.1880 INCHES NOMINAL IN
SECOND END HOLE DEPTH0.6815 INCHES NOMINAL IN
SECOND END HOLE DIAMETER0.1930 INCHES NOMINAL IN
LARGEST STEP DIAMETER2.324 INCHES NOMINAL IN
MATERIALSTEEL
SECOND END DISTANCE FROM HOLE CENTER TO END0.251 INCHES NOMINAL IN
STEP QUANTITY9
EXTERNAL KEYWAY LENGTH0.375 INCHES NOMINAL SECOND END IN
SECOND END DIAMETER0.6875 INCHES NOMINAL IN
SECOND END DISTANCE FROM KEYWAY CENTER TO END0.813 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
USM1008-0001Interchangeable
interchangeable cross-reference
interchangeable
10-20353Interchangeable
interchangeable cross-reference
interchangeable
4782-1Interchangeable
interchangeable cross-reference
interchangeable
4T-1Interchangeable
interchangeable cross-reference
interchangeable
037-003295-004Interchangeable
interchangeable cross-reference
interchangeable
632675-021Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7666873?
7666873 is a SHAFT,SHOULDERED.
What parts can replace 7666873?
There are 8 known substitutes for 7666873: USM1008-0001, 10-20353, 4782-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7666873?
7666873 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-766-6873. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026