Ondrives: Gearboxes Reducers - Wormwheel Gearbox

P20 20mm Centres 5Nm

Gearboxes Reducers » Wormwheel Gearbox »
P20 Type : Slim-fit 6mm bore output 1.4Nm - 2.5Nm ratios 20mm ctrs 5:1 to 120:1

P20 & P20A Low Backlash 'Slim-fit' Worm Gear Reducers Section Dimension Drawings

Discounts

1+ 0%

6+ 5%

20+ 10%

50+ 15%

100+ 20%

Part Number

Ratio

Efficiency
at
1000 Rpm

Reflected Inertia
at Input
(kg.m²)

Self
Locking
Output

Standard

Low Backlash

Red. Backlash

Standard
=30'

Models

Low Backlash
=8'

Models

Red. Backlash
=4'

Cost

Quantity

Add to
Basket

Cost

Quantity

Add to
Basket

Cost

Quantity

Add to
Basket

P20-10

P20-10A

P20-10AR

10:1

86%

2.03 x 10^-7

£112.08

£191.27

£229.52

P20-12

P20-12A

P20-12AR

12:1

85%

1.93 x 10^-7

£112.08

£191.27

£229.52

P20-15

P20-15A

P20-15AR

15:1

84%

1.85 x 10^-7

£112.08

£191.27

£229.52

P20-20

P20-20A

P20-20AR

20:1

78%

1.78 x 10^-7

£112.08

£191.27

£229.52

P20-30

P20-30A

P20-30AR

30:1

71%

1.74 x 10^-7

£112.08

£191.27

£229.52

P20-60

P20-60A

P20-60AR

60:1

60%

1.71 x 10^-7

Yes

£112.08

£191.27

£229.52

P20-120

P20-120A

P20-120AR

120:1

32%

1.50 x 10^-7

Yes

£112.08

£191.27

£229.52

P20-SP

P20-SPA

P20-SPAR

5:1-120:1

Special Ratios
Replace SP with Ratio Required

£142.75

£191.27

£252.47

Extras	Cost	Quantity	Add to Basket	Input Shaft Modifications	Cost	Quantity	Add to Basket
Output Shaft - Single	£14.08			Smaller Dia. (per side)	£6.86
Output Shaft - Double	£18.51			Mill Keyway/Flat (per side)	£6.86
Output Key	£0.88			Shorten Shaft (per side)	£4.10
-	-	-	-	Circlip Groove (each)	£4.10
-	-	-	-	Pin Hole (each)	£4.84

Material
Case: 'Slim-fit' AA15 Red Anodised Aluminum (6082-T6)
Worm: High Carbon Steel 817M40 (40CrNiMo6)
Wheel: Quality Aluminium Bronze (CA104 AB2)
Threaded Bearing Caps: Mild Steel, chemically blackened (Blackodised)
Fasteners: Steel (non-plated)
Bearings: Steel

Nm output torque:

Ratio	10:1	12:1	15:1	20:1	30:1	60:1	120:1
Rpm Input
3000	1.40	1.50	1.60	1.70	1.90	2.10	1.25
2000	1.70	1.70	1.80	1.80	2.10	2.40	1.42
1000	2.10	2.30	2.30	2.50	2.70	2.90	1.70
500	2.70	2.70	2.80	2.90	3.20	3.50	1.94
200	3.40	3.50	3.50	3.70	3.90	4.10	2.27
100	3.90	3.90	4.10	4.20	4.30	4.50	2.55
50	4.40	4.50	4.50	4.60	4.70	4.80	2.72
10	4.80	4.80	4.90	4.90	5.00	5.00	2.72

Performance
Weight: 0.18kg. Greased for life: Shell Gadus S5 V42P 2.5
Self Locking Output: Subject to ratio and only applies in static condition.
Amount of locking effect may vary due to manufacturing processes.
Max. Overhung and Thrust Loads at 1000rpm:
Input Overhung Load (F_xb) = 6kg.
Output Overhung Load (F_xa) = 12kg. Output Thrust Load (F_a) = 5kg.
Testing in your applications is necessary.
You will need to assess duty cycles and confirm gearbox suitability
with your own calculations. All figures listed are for guidance only.

Downloads
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