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PartsTable / COMPONENT / B020357
B020357 ✓ 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 INSERT,FLEXIBLE COUPLING is a the manufacturer industrial component. Key specifications include material: STEEL, special_features: LAMINATED CONSTRUCTION FEATURE-INCL.;BORE DIA 4.375 IN. IN, style_designator: MULTIPLE HOLES, ROUND BORE, overall_thickness: 0.281 INCHES NOMINAL IN, bolt_hole_diameter: 0.469 INCHES NOMINAL IN, bolt_circle_diameter: 5.562 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 3010-00-969-1738, 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
B020357
NSN: 3010-00-969-1738
FSC: 3010
CAGE: 59747 — REXNORD INDUSTRIES, LLC DIV COUPLINGS DIVISION (USA)
SPECIFICATIONS
materialSTEEL
special_featuresLAMINATED CONSTRUCTION FEATURE-INCL.;BORE DIA 4.375 IN. IN
style_designatorMULTIPLE HOLES, ROUND BORE
overall_thickness0.281 INCHES NOMINAL IN
bolt_hole_diameter0.469 INCHES NOMINAL IN
bolt_hole_quantity8
bolt_circle_diameter5.562 INCHES NOMINAL IN
overall_outside_diameter6.750 INCHES NOMINAL IN
NSN3010-00-969-1738
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSERT,FLEXIBLE COUPLING TITLE COMPONENT PN B020357 MFR INSERT,FLEXIBLE COUPLI
KEY FEATURES
•
STYLE DESIGNATOR: MULTIPLE HOLES, ROUND BORE
•
BOLT CIRCLE DIAMETER: 5.562 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 8
•
OVERALL THICKNESS: 0.281 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
OVERALL OUTSIDE DIAMETER: 6.750 INCHES NOMINAL IN
•
BOLT HOLE DIAMETER: 0.469 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORMULTIPLE HOLES, ROUND BORE
BOLT CIRCLE DIAMETER5.562 INCHES NOMINAL IN
BOLT HOLE QUANTITY8
OVERALL THICKNESS0.281 INCHES NOMINAL IN
SPECIAL FEATURESLAMINATED CONSTRUCTION FEATURE-INCL.;BORE DIA 4.375 IN. IN
MATERIALSTEEL
OVERALL OUTSIDE DIAMETER6.750 INCHES NOMINAL IN
BOLT HOLE DIAMETER0.469 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
120357Interchangeable
interchangeable cross-reference
interchangeable
S7P837Interchangeable
interchangeable cross-reference
interchangeable
2-52924-21Interchangeable
interchangeable cross-reference
interchangeable
20357Interchangeable
interchangeable cross-reference
interchangeable
897554R1Interchangeable
interchangeable cross-reference
interchangeable
CH357BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B020357?
B020357 is a INSERT,FLEXIBLE COUPLING.
What parts can replace B020357?
There are 10 known substitutes for B020357: 120357, S7P837, 2-52924-21 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B020357?
B020357 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3010-00-969-1738. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026