Ground Spiral Miter Gears
[(C) Nissei Ground Spiral Bevel Gears(F TYPE)] U TYPE(can perform secondary operation) Speed ratio1:2
Ground Spiral Miter Gears(F TYPE)
Speed ratio1:1.5
Specifications
Precision grade JIS B 1704 grade 1 Surface hardness HRC60°〜63° **
Gear teeth Gleason Surface treatment --
Pressure angle 20° Shaft angle 90°
Helix angle 35° Surface finish Ground
Material SCM415 *
(Module 3.5 over are
made of SCM420)
Datum reference surface
for teeth cutting
Bore
Heat treatment Overall carburizing Secondary operation Not possible
* Module 3.5 and larger are made of SCM420. 

** Tooth Hardness for module 2 and 2.5 is between 80 to 83 HRA.

KSP1

A

 

KSP2

B

KSP3

C

F TYPE(can not perform secondary operation) transmission capacity table Table of radial load and thrust load coefficients
Catalog No. DXF

Reduction
ratio

Module No.of
teeth

Hand of
thread

Pitch dia. Face width Shape Outside dia.
A
Holding surface dia.
B
Bore
C
Hub dia.
D
length of bore
E
Hub width
F
Total length
G
Mounting distance
H
Keyway Allowable gear torque
(kgf・m)
Backlash
(mm)
Weight
(kg)
Unit Price
Click Here
Catalog No.
KSP0481.5GF P DXF 1.5 m2 16
L
32.00 9 A 34 17.5 12 24 13 4.3 14.5 31 4x1.8 2.02 0.00〜0.05 0.05 KSP0481.5GF P
G DXF 24
R
48.00 B 48 30.4 15 30 17 7.0 19.0 30 5x2.3 0.13 G
KSP0611.5GF P DXF m2.25 18
L
40.50 12 A 42 22.4 15 30 17 5.1 19.0 39 5x2.3 4.12 0.05〜0.10 0.09 KSP0611.5GF P
G DXF 27
R
60.75 B 61 36.3 20 40 20 10.0 23.5 37 6x2.8 0.25 G
KSP0741.5GF P DXF m2.75 18
L
49.50 15 A 52 28.8 20 40 20 5.7 22.0 46 6x2.8 7.15 0.05〜0.10 0.17 KSP0741.5GF P
G DXF 27
R
74.25 B 74 44.5 25 50 25 12.0 29.0 45 7x3.0 0.45 G
KSP0901.5GF P DXF m3 20
L
60.00 18 B 63 34.1 22 44 24 8.0 26.5 56 6x2.8 11.9 0.05〜0.10 0.29 KSP0901.5GF P
G DXF 30
R
90.00 B 90 54.7 27 56 29 13.0 33.0 53 8x3.3 0.79 G
KSP1051.5GF P DXF m3.5 20
L
70.00 21 B 74 37.8 25 50 25 7.0 28.5 63 7x3.0 17.8 0.05〜0.10 0.43 KSP1051.5GF P
G DXF 30
R
105.00 C 105 53.0 30 63 32 13.0 34.0 57 8x3.3 1.09 G
KSP1241.5GF P DXF m3.75 22
L
82.50 24 B 87 46.6 27 56 29 7.0 33.0 74 8x3.3 26.0 0.05〜0.10 0.76 KSP1241.5GF P
G DXF 33
R
123.75 C 124 64.0 33 69 35 14.0 36.5 64 10x3.3 1.59 G
KSP1411.5GF P DXF m4.25 22
L
93.50 28 B 99 52.9 30 63 32 7.0 36.0 82 8x3.3 39.2 0.05〜0.10 1.07 KSP1411.5GF P
G DXF 33
R
140.25 C 141 68.0 36 73 41 17.0 43.5 74 10x3.3 2.35 G
KSP1631.5GF P DXF m4.5 24
L
108.00 32 B 113 64.6 33 69 35 7.0 38.5 92 10x3.3 56.5 0.05〜0.10 1.50 KSP1631.5GF P
G DXF 36
R
162.00 C 163 76.0 40 82 47 19.0 49.5 85 12x3.3 3.70 G
KSP1811.5GF P DXF m5 24
L
120.00 35 B 126 71.8 36 73 41 10.0 45.5 105 10x3.3 72.4 0.05〜0.10 2.12 KSP1811.5GF P
G DXF 36
R
180.00 C 181 86.0 45 90 48 19.0 50.5 90 14x3.8 4.65 G
*The allowable torque values shown are based on an input speed of 600 rpm For other data than these, please refer to the transmission capacity table.