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Quality Transmission ComponentsNew Hyde Park, NY
 
E-mailE-mail CompanyComputer and GlobeVisit WebsitePhone
Phone: 516-437-6700
 
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 WORM GEARS
 
Worms, Worm Gears
 
QTC offers all types of Worms and Worm Gears Duplex worms Ground Worm Shafts Ground Worm Gears Bronze Worm Gears Plastic Worm Gears.
Additional Info: http://www.qtcgears.com/RFQ/WormGears.htm
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 DUPLEX WORM GEARS
 
SPECIFICATIONS:
 
Catalog No.KWGDLKWGDLSAGDL
Precision gradeKHK W 001 grade 1KHK W 001 grade 1KHK W 002 grade 1
Reference section of gearAxialAxialRotating plane
Gear teethJIS 3 type Standard full depthJIS 3 type Standard full depthStandard full depth
Normal pressure angle17° 30'17° 30'17° 30'
MaterialSCM440 (Alloy steel)SCM440 (Alloy steel)(Aluminum bronz)
Heat treatmentTeeth induction hardened after normalizingTeeth induction hardened after normalizing-
Surface hardnessHRC50~55HRC50~55-
Surface treatment-Black oxide except ground surfaces-
Surface finishGroundGroundCut
Datum reference surface for gear cutting and grindingBoreShaft (ground portion)Bore
Additional Info: http://www.qtcgears.com/RFQ/default.asp?Page=../KHK/newgears/KHK258.html
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 GROUND WORM GEARS
 
SPECIFICATIONS:
 
Catalog No.KWGAG
Precision gradeKHK W 001 grade 2KHK W 002 grade 2
Reference section of gearAxialRotating plane
Gear teethJIS 3 type Standard full depthStandard full depth
Normal pressure angle20°20°
MaterialSCM440 (Alloy steel)(Aluminum bronz)
Heat treatmentTeeth induction hardened after normalizing-
Surface hardnessHRC50~55-
Surface treatment--
Surface finishGroundCut
Datum reference surface for gear cutting and grindingShaft (ground portion)Bore
Additional Info: http://www.qtcgears.com/RFQ/default.asp?Page=../KHK/newgears/KHK272.html
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 GROUND WORM GEARS
 
SPECIFICATIONS:
 
Catalog No.KWGAGF
Precision gradeKHK W 001 grade 2KHK W 002 grade 2
Reference section of gearAxialRotating plane
Gear teethJIS 3 type Standard full depthStandard full depth
Normal pressure angle20°20°
MaterialSCM440 (Alloy steel)(Aluminum bronz) (Hub of H8,H9 style is FC200)
Heat treatmentTeeth induction hardened after normalizing-
Surface hardnessHRC50~55-
Surface treatmentBlack oxide except ground surfaces-
Surface finishGroundCut
Datum reference surface for gear cutting and grindingShaft (ground portion)Bore
Additional Info: http://www.qtcgears.com/RFQ/default.asp?Page=../KHK/newgears/KHK276.html
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 GROUND WORM GEARS
 
SPECIFICATIONS:
 
Catalog No.SWGAG
Precision gradeKHK W 001 grade 2KHK W 002 grade 2
Reference section of gearAxialRotating plane
Gear teethJIS 3 type Standard full depthStandard full depth
Normal pressure angle20°20°
MaterialS45C (Carbon steel)(Aluminum bronz) (Hub of H4,H5 style is FC200)
Heat treatmentTeeth induction hardened-
Surface hardnessHRC48~53-
Surface treatmentBlack oxide except ground surfaces-
Surface finishGroundCut
Datum reference surface for gear cutting and grindingBoreBore
Additional Info: http://www.qtcgears.com/RFQ/default.asp?Page=../KHK/newgears/KHK282.html
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 BRONZE WORM GEARS
 
SPECIFICATIONS:
 
Catalog No.SWBG
Precision gradeKHK W 001 grade 4KHK W 002 grade 4
Reference section of gearNormal planeNormal plane
Gear teethJIS 3 type Standard full depthStandard full depth
Normal pressure angle20°20°
MaterialS45C (Carbon steel)BC6 (Bronz)
Heat treatment--
Surface hardnessLess than 194-
Surface treatmentBlack oxide-
Surface finishThread rolledCut
Datum reference surface for gear cuttingBoreBore
Additional Info: http://www.qtcgears.com/RFQ/default.asp?Page=../KHK/newgears/KHK290.html
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 PLASTIC WORM GEARS
 
SPECIFICATIONS:
 
Catalog No.SUWPG
Precision gradeKHK W 001 grade 4KHK W 002 grade 5
Reference section of gearNormal planeNormal plane
Gear teethJIS 3 type Standard full depthStandard full depth
Normal pressure angle20°20°
MaterialSUS303 (Stainless steel)MC901 (Nylon)
Heat treatment--
Surface hardnessless than HB187-
Surface treatment--
Surface finishCutCut
Datum reference surface for gear cuttingBoreBore
Additional Info: http://www.qtcgears.com/RFQ/default.asp?Page=../KHK/newgears/KHK310.html
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