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519658-2 — COUPLING,SHAFT,FLEXIBLE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

519658-2: COUPLING,SHAFT,FLEXIBLE.

The COUPLING,SHAFT,FLEXIBLE is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT BOTH ENDS, bore_length: 0.8750 INCHES NOMINAL BOTH ENDS IN, design_type: BONDED RUBBER, keyway_depth: 0.1250 INCHES NOMINAL BOTH ENDS IN, keyway_width: 0.250 INCHES NOMINAL BOTH ENDS IN, bore_diameter: 0.8745 INCHES NOMINAL BOTH ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 3010-01-383-5874, 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
519658-2
NSN: 3010-01-383-5874
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 7W105 — THE BELTING COMPANY OF CINCINNATI DBA BELTING CO OF CINCINNATI (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT BOTH ENDS
bore_length0.8750 INCHES NOMINAL BOTH ENDS IN
design_typeBONDED RUBBER
keyway_depth0.1250 INCHES NOMINAL BOTH ENDS IN
keyway_width0.250 INCHES NOMINAL BOTH ENDS IN
bore_diameter0.8745 INCHES NOMINAL BOTH ENDS IN
overall_length2.312 INCHES NOMINAL IN
outside_diameter5.250 INCHES NOMINAL IN
features_providedKEYWAY
keying_facility_typeKEYWAY BOTH ENDS
keying_facility_quantity1 BOTH ENDS
NSN3010-01-383-5874
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,SHAFT,FLEXIBLE TITLE COMPONENT PN 519658-2 MFR COUPLING,SHAFT,FLEXIBL
KEY FEATURES
•
KEYWAY DEPTH: 0.1250 INCHES NOMINAL BOTH ENDS IN
•
BORE LENGTH: 0.8750 INCHES NOMINAL BOTH ENDS IN
•
DESIGN TYPE: BONDED RUBBER
•
KEYING FACILITY TYPE: KEYWAY BOTH ENDS
•
OUTSIDE DIAMETER: 5.250 INCHES NOMINAL IN
•
FEATURES PROVIDED: KEYWAY
•
BORE SHAPE: STRAIGHT BOTH ENDS
TECHNICAL CHARACTERISTICS
KEYWAY DEPTH0.1250 INCHES NOMINAL BOTH ENDS IN
BORE LENGTH0.8750 INCHES NOMINAL BOTH ENDS IN
DESIGN TYPEBONDED RUBBER
KEYING FACILITY TYPEKEYWAY BOTH ENDS
OVERALL LENGTH2.312 INCHES NOMINAL IN
OUTSIDE DIAMETER5.250 INCHES NOMINAL IN
FEATURES PROVIDEDKEYWAY
BORE SHAPESTRAIGHT BOTH ENDS
KEYING FACILITY QUANTITY1 BOTH ENDS
KEYWAY WIDTH0.250 INCHES NOMINAL BOTH ENDS IN
OTHER ITEMS IN FSC 3010 — Torque Converters and Speed Changers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3010-00-010-0577 3010-00-267-4959 3010-00-356-3346 3010-00-395-0188
SUBSTITUTES & CROSS-REFERENCES 1
519658Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 519658-2?
519658-2 is a COUPLING,SHAFT,FLEXIBLE.
What parts can replace 519658-2?
There is 1 known substitute for 519658-2: 519658. Substitute compatibility should be verified for your specific system.
What is the NSN for 519658-2?
519658-2 is cataloged in the U.S. Government catalog under NSN 3010-01-383-5874. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.