Caterpillar Inc Part Number 2B1881 - Get an Instant Quote

Part Number:  2B1881
Manufacturer:  caterpillar inc
NIIN:  00-352-7385
Item Name :  gear helical
CAGE Code:  11083
INC Code:  05464
Country:  USA
NCB Code:  00
Last Updated:  05-26-2025

Part Number 2B1881 described as Gear Helical with NSN 3020-00-352-7385 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 2B1881. 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are subject to change until acceptance by ASAP Semiconductor of a binding Purchase Order, and quotations may be withdrawn or revised at the sole discretion of ASAP Semiconductor.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 2B1881 with NSN 3020-00-352-7385, 3020003527385

NSNFSCNIINCLSHazmatDEMILCancelled NSN
3020-00-352-7385

Item Description:

Gear Helical

3020003527385N
CIICHCCESDPMICCriticalityENAC
U
Part NumberISCRNVCRNCCHCCMSDSSADC
2b1881623

Characteristics Data of NSN 3020-00-352-7385, 3020003527385

MRCCriteriaCharacteristic
AAQLBODY STYLEPLAIN SOLID
AGJSPITCH DIAMETER2.8500 INCHES NOMINAL
AJLATEETH QUANTITY18
ANTPBORE STYLEPLAIN BOTH ENDS
CWCDNOMINAL OUTSIDE DIAMETER0.208 INCHES
CWFRNOMINAL OVERALL LENGTH1.172 INCHES
CWMWTEETH TYPESINGLE HELIX
CWNHTOOTH FORMSTANDARD
CWNMTOOTH DIRECTIONLEFT
CWPPPRESSURE ANGLE20.0000 DEGREES
CWPZHELIX ANGLE25.5439 DEGREES
CWQLNOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.171 INCHES FIRST END
CWRMFACE NOMINAL WIDTH1.000 INCHES
CWRSBORE NOMINAL DIAMETER1.625 INCHES BOTH ENDS
CWTBCOUNTERBORE NOMINAL DEPTH0.113 INCHES SECOND END
CWTGCOUNTERBORE NOMINAL DIAMETER2.2500 INCHES SECOND END
CWTRHUB STYLE DESIGNATORPLAIN FIRST END
CWTXHUB NOMINAL DIAMETER2.438 INCHES FIRST END
MATTMATERIALSTEEL COMP 1022 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-20166 TY U GR M MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLSTYLE DESIGNATORPROTRUDING HUB



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