Dover Engineered Systems Inc Part Number KWB4-20CR - Get an Instant Quote

Part Number:  KWB4-20CR
Alternate P/N:  KWB420CR
NIIN:  01-617-5748
Item Name :  bearing plain self aligning
CAGE Code:  97613
INC Code:  13208
Country:  USA
NCB Code:  01
FSG:  31 Bearings
Last Updated:  05-21-2025

Part Number KWB4-20CR described as Bearing Plain Self Aligning with NSN 3120-01-617-5748 with FSC 3120 Bearings Plain Unmounted by Manufacture Dover Engineered Systems Inc is available in stock. We provide comprehensive database of aerospace and aviation components, sub-assemblies, and completed assemblies allows us to respond to your RFQ within 15 minutes.

Simplified Purchasing is owned and operated by ASAP Semiconductor, an industry-leading AS9120B, ISO 9001:2015, and FAA AC 0056B certified distributor of Dover Engineered Systems Inc aerospace and aviation parts like KWB4-20CR. We are a service-oriented company that provides quality NSN components with an emphasis on United States export law through our delivery centers at 2 strategic locations, California and Nevada. 

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Disclaimer: This is a quotation for the goods listed above. This quotation is meant as an estimate and does not reflect a final bill or invoice. All quotations are subject to change until acceptance by ASAP Semiconductor of a binding Purchase Order, and quotations may be withdrawn or revised at the sole discretion of ASAP Semiconductor. This quotation is subject to the ASAP Semiconductor Terms & Conditions available at https://www.asapsemi.com/customer-terms-and-conditions/ . All United States Government and Department of Defense bids are quoted as CAGE code 6RE77 from ASAP Semiconductor’s Anaheim, California facility. Any quotation from ASAP Semiconductor without 6RE77 is void.

NSN Information for Part Number KWB4-20CR with NSN 3120-01-617-5748, 3120016175748

NSNFSCNIINCLSHazmatDEMILCancelled NSN
3120-01-617-5748

Item Description:

Bearing Plain Self Aligning

31200161757480N
CIICHCCESDPMICCriticalityENAC
UA0
Part NumberISCRNVCRNCCHCCMSDSSADC
Bhdr-4-2614525

Characteristics Data of NSN 3120-01-617-5748, 3120016175748

MRCCriteriaCharacteristic
ABXVBORE DIAMETER0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
AGAVEND ITEM IDENTIFICATIONNG NAV SYSTEM
AGGFOUTER MEMBER OUTSIDE DIAMETER0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
AGGHOUTER MEMBER WIDTH0.3220 INCHES MINIMUM AND 0.3320 INCHES MAXIMUM
AGGJINNER MEMBER WIDTH0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
AGKPSTATIC RADIAL LOAD RATING13300 POUNDS
CQFMHARDNESS RATING28.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
CQFMHARDNESS RATING55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER
CXCYPART NAME ASSIGNED BY CONTROLLING AGENCYBEARING,PLAIN,SELF-ALIGNING,CRES,GROOVED OUTER RACE
FEATSPECIAL FEATURESNO LUBRICATION REQUIRED; OPERATING TEMP RANGE AT MINUS 65 DEG F TO 400 DEG F
MATTMATERIALSTEEL COMP 440C INNER MEMBER
MATTMATERIALSTEEL CORROSION RESISTING OUTER RACE MEMBER
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONAMS5630(440C CRES) ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONAMS5643(17-4PH CRES) ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
SFTTSURFACE TREATMENTPASSIVATE INNER MEMBER
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A967 OR AMS2700 ASSN STD SINGLE TREATMENT RESPONSE INNER MEMBER
STYLSTYLE DESIGNATORWITHOUT INSERT OR LINER WITH STAKING GROOVE



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