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6509975 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The COUPLING,SHAFT,RIGID is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT BOTH ENDS, bore_length: 0.6860 INCHES NOMINAL BOTH ENDS IN, body_material: STEEL, bore_diameter: 0.3750 INCHES NOMINAL BOTH ENDS IN, overall_length: 1.375 INCHES NOMINAL IN, overall_diameter: 0.875 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 3010-01-372-5594, 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
6509975
NSN: 3010-01-372-5594
FSC: 3010
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT BOTH ENDS
bore_length0.6860 INCHES NOMINAL BOTH ENDS IN
body_materialSTEEL
bore_diameter0.3750 INCHES NOMINAL BOTH ENDS IN
overall_length1.375 INCHES NOMINAL IN
overall_diameter0.875 INCHES NOMINAL IN
special_featuresFURNISHED ITEMS: 2 CLAMP SCREWS
style_designatorPLAIN CLAMP COMPRESSION
thread_size_designator6-32
threaded_hole_quantity2
NSN3010-01-372-5594
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,SHAFT,RIGID TITLE COMPONENT PN 6509975 MFR COUPLING,SHAFT,RIGID
KEY FEATURES
•
OVERALL DIAMETER: 0.875 INCHES NOMINAL IN
•
THREADED HOLE QUANTITY: 2
•
BORE LENGTH: 0.6860 INCHES NOMINAL BOTH ENDS IN
•
BODY MATERIAL: STEEL
•
BORE SHAPE: STRAIGHT BOTH ENDS
•
STYLE DESIGNATOR: PLAIN CLAMP COMPRESSION
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER0.875 INCHES NOMINAL IN
THREADED HOLE QUANTITY2
BORE LENGTH0.6860 INCHES NOMINAL BOTH ENDS IN
OVERALL LENGTH1.375 INCHES NOMINAL IN
BODY MATERIALSTEEL
SPECIAL FEATURESFURNISHED ITEMS: 2 CLAMP SCREWS
BORE SHAPESTRAIGHT BOTH ENDS
STYLE DESIGNATORPLAIN CLAMP COMPRESSION
BORE DIAMETER0.3750 INCHES NOMINAL BOTH ENDS IN
THREAD SIZE DESIGNATOR6-32
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
16208Interchangeable
interchangeable cross-reference
interchangeable
16208-1Interchangeable
interchangeable cross-reference
interchangeable
HA1044Interchangeable
interchangeable cross-reference
interchangeable
518-033Interchangeable
interchangeable cross-reference
interchangeable
4162CInterchangeable
interchangeable cross-reference
interchangeable
9R21107Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6509975?
6509975 is a COUPLING,SHAFT,RIGID.
What parts can replace 6509975?
There are 7 known substitutes for 6509975: 16208, 16208-1, HA1044 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6509975?
6509975 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-01-372-5594. 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