NSN (3020004203440) – NSN 3020-00-420-3440 Parts List

Item Name Gearhelical
Federal Supply Group (FSG) Mechanical Power Transmission Equipment
Federal Supply Class (FSC) 3020 Gear Pulley Sprocket and Transmission Chain
National Item Identification Number (NIIN) 00-420-3440 (004203440)
NCB Code USA (00)
Manufacturer Curtiss Wright Electro Mechanical Corporation, Ingersoll Rand Company, Dresser Rand Company
Part Number Manufacturer Item Name Cage Code RFQ
185740B53 curtiss wright electro mechanical corporation gearhelical 830q4 RFQ
185725PC53 curtiss wright electro mechanical corporation gearhelical 830q4 RFQ
185727PC53 ingersoll rand company gearhelical 30760 RFQ
185740B53 ingersoll rand company gearhelical 30760 RFQ
NSD84024-165 ingersoll rand company gearhelical 30760 RFQ
187942PC53 dresser rand company gearhelical 88663 RFQ
188179PC53 dresser rand company gearhelical 88663 RFQ
185727PC53 curtiss wright electro mechanical corporation gearhelical 88032 RFQ
188177PC53 ingersoll rand company gearhelical 30760 RFQ
187665PC53 dresser rand company gearhelical 88663 RFQ
187942PC53 curtiss wright electro mechanical corporation gearhelical 88032 RFQ
185740PC53 ingersoll rand company gearhelical 30760 RFQ
187940PC53 dresser rand company gearhelical 88663 RFQ
185725PC53 ingersoll rand company gearhelical 30760 RFQ
185740PC53 dresser rand company gearhelical 88663 RFQ
188179PC53 curtiss wright electro mechanical corporation gearhelical 830q4 RFQ
185727PC53 dresser rand company gearhelical 88663 RFQ
187940PC53 curtiss wright electro mechanical corporation gearhelical 88032 RFQ
185740B53 dresser rand company gearhelical 88663 RFQ
187665PC53 curtiss wright electro mechanical corporation gearhelical 88032 RFQ
187665PC53 ingersoll rand company gearhelical 30760 RFQ
185740PC53 curtiss wright electro mechanical corporation gearhelical 830q4 RFQ
187940PC53 ingersoll rand company gearhelical 30760 RFQ
188177PC53 curtiss wright electro mechanical corporation gearhelical 88032 RFQ
185725PC53 dresser rand company gearhelical 88663 RFQ
NSD84024-165 curtiss wright electro mechanical corporation gearhelical 88032 RFQ
188177PC53 dresser rand company gearhelical 88663 RFQ
188179PC53 ingersoll rand company gearhelical 30760 RFQ
187942PC53 ingersoll rand company gearhelical 30760 RFQ

Technical Characteristics of NSN 3020004203440

MRCCriteriaCharacteristic
AGJSPITCH DIAMETER18.1090 INCHES NOMINAL
AJLATEETH QUANTITY119
ANTPBORE STYLETAPERED W/KEYWAY SECOND END
CWCDNOMINAL OUTSIDE DIAMETER18.3950 INCHES
CWFRNOMINAL OVERALL LENGTH3.500 INCHES
CWMWTEETH TYPESINGLE HELIX
CWNMTOOTH DIRECTIONRIGHT
CWPPPRESSURE ANGLE14.5000 DEGREES
CWQLNOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.500 INCHES FIRST END
CWQRNOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.500 INCHES SECOND END
CWTRHUB STYLE DESIGNATORPLAIN BOTH ENDS
CWTXHUB NOMINAL DIAMETER4.500 INCHES FIRST END
CWTXHUB NOMINAL DIAMETER5.000 INCHES SECOND END
MATTMATERIALSTEEL OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,ALLOY NO. 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLSTYLE DESIGNATORONE PROTRUDING HUB,ONE RECESSED HUB

Relevant Components for NSN - 3020-00-420-3440, 3020004203440
3040-01-667-4951 (3040016674951) 3040-01-189-3254 (3040011893254) 3020-00-517-5104 (3020005175104) 3040-01-352-4546 (3040013524546)
3040-00-318-1738 (3040003181738) 3040-00-972-7108 (3040009727108) 3020-00-701-6905 (3020007016905) 3040-00-406-3872 (3040004063872)
3040-01-512-0682 (3040015120682) 3040-01-260-0598 (3040012600598) 3010-01-067-2319 (3010010672319) 3040-01-203-4245 (3040012034245)

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