Caterpillar Inc Part Number 4B0559 - Get an Instant Quote

Part Number:  4B0559
Manufacturer:  caterpillar inc
NIIN:  00-423-9370
Item Name :  gear spur
CAGE Code:  11083
INC Code:  05466
Country:  USA
NCB Code:  00
Last Updated:  05-27-2025

Part Number 4B0559 described as Gear Spur with NSN 3020-00-423-9370 with FSC 3020 Gear Pulley Sprocket and Transmission Chain by Manufacture Caterpillar 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 Caterpillar Inc aerospace and aviation parts like 4B0559. 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are subject to change until acceptance by ASAP Semiconductor of a binding Purchase Order, and quotations may be withdrawn or revised at the sole discretion of ASAP Semiconductor.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 4B0559 with NSN 3020-00-423-9370, 3020004239370

NSNFSCNIINCLSHazmatDEMILCancelled NSN
3020-00-423-9370

Item Description:

Gear Spur

3020004239370N
CIICHCCESDPMICCriticalityENAC
U
Part NumberISCRNVCRNCCHCCMSDSSADC
4b0559223

Characteristics Data of NSN 3020-00-423-9370, 3020004239370

MRCCriteriaCharacteristic
CWPPPRESSURE ANGLE25.0000 DEGREES
CWRMFACE NOMINAL WIDTH1.748 INCHES
CWRSBORE NOMINAL DIAMETER0.617 INCHES BOTH ENDS
CWSNKEYWAY NOMINAL WIDTH0.158 INCHES BOTH ENDS
CWSRNOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.393 INCHES BOTH ENDS
MATTMATERIALSTEEL OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-637 B1113A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLSTYLE DESIGNATORHUBLESS
AAQLBODY STYLEPLAIN SOLID
AGJSPITCH DIAMETER1.2500 INCHES NOMINAL
AJLATEETH QUANTITY10
ANTPBORE STYLEW- KEYWAY BOTH ENDS
CWCDNOMINAL OUTSIDE DIAMETER1.497 INCHES
CWNHTOOTH FORMSTANDARD



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