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PartsTable / COMPONENT / BS4-1640PC286035
BS4-1640PC286035 ✓ 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,FLEXIBLE is a the manufacturer industrial component. Key specifications include bore_shape: ROUGH STOCK BOTH ENDS, bore_length: 3.0000 INCHES NOMINAL BOTH ENDS IN, design_type: GRID SPRING, bore_diameter: 2.5000 INCHES NOMINAL BOTH ENDS IN, overall_length: 6.125 INCHES NOMINAL IN, outside_diameter: 6.875 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 3010-00-239-3439, 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
BS4-1640PC286035
NSN: 3010-00-239-3439
FSC: 3010
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
bore_shapeROUGH STOCK BOTH ENDS
bore_length3.0000 INCHES NOMINAL BOTH ENDS IN
design_typeGRID SPRING
bore_diameter2.5000 INCHES NOMINAL BOTH ENDS IN
overall_length6.125 INCHES NOMINAL IN
outside_diameter6.875 INCHES NOMINAL IN
features_providedSTANDARD GRID SPRING
NSN3010-00-239-3439
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,SHAFT,FLEXIBLE TITLE COMPONENT PN BS4-1640PC286035 MFR COUPLING,SHAFT,FLEXIBL
KEY FEATURES
•
OUTSIDE DIAMETER: 6.875 INCHES NOMINAL IN
•
BORE LENGTH: 3.0000 INCHES NOMINAL BOTH ENDS IN
•
FEATURES PROVIDED: STANDARD GRID SPRING
•
BORE SHAPE: ROUGH STOCK BOTH ENDS
•
DESIGN TYPE: GRID SPRING
•
BORE DIAMETER: 2.5000 INCHES NOMINAL BOTH ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER6.875 INCHES NOMINAL IN
BORE LENGTH3.0000 INCHES NOMINAL BOTH ENDS IN
OVERALL LENGTH6.125 INCHES NOMINAL IN
FEATURES PROVIDEDSTANDARD GRID SPRING
BORE SHAPEROUGH STOCK BOTH ENDS
DESIGN TYPEGRID SPRING
BORE DIAMETER2.5000 INCHES NOMINAL BOTH ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
8CInterchangeable
interchangeable cross-reference
interchangeable
Q8 CInterchangeable
interchangeable cross-reference
interchangeable
5130-00-172-3418Interchangeable
interchangeable cross-reference
interchangeable
8C(2)Interchangeable
interchangeable cross-reference
interchangeable
53433-003Interchangeable
interchangeable cross-reference
interchangeable
8CTRANSIST0RInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BS4-1640PC286035?
BS4-1640PC286035 is a COUPLING,SHAFT,FLEXIBLE.
What parts can replace BS4-1640PC286035?
There are 20 known substitutes for BS4-1640PC286035: 8C, Q8 C, 5130-00-172-3418 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BS4-1640PC286035?
BS4-1640PC286035 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-00-239-3439. 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