Gear pumps - sectional

Description

The pumps are designed to injure the working fluid in the hydraulic systems of tractors, cars, bulldozers, agricultural machinery and other machines.

table of the main parameters of group 3 pumps (from 25 cm ^{3 to 63 cm ^{3 )}}

Parameter Case	The pump designation
Parameter Case	nsh6-3	nsh6d-3	nsh10g-3, nsh10d-3	nsh14d-3	nsh16d-3, NSh16-3
Working volume, cm³	6.3	6.2	10.0	13.75	15.6
Nominal speed of rotation, with ^-1	50	40	40
Output pressure, MPa nominal maximum	16 21
Feed factor no less	0.9	0.9	0.92
Nominal feed, l/min	16.2	16,1	22.0	30.3	34.4
Efficiency no less	0.8
Nominal power, kW, no more	6.8	6.1	8.4	10.3	11.7
Mass, kg	1.45	1.8	1.9	2.4	2.5

table of the main parameters of groups of group 4 (from 63 cm ^{3 to 125 cm ^{3 )}}

Name of the parameter	The pump designation
Name of the parameter	nsh25d-3,	nsh32d-3	nsh40d-3	nsh50d-3
Working volume, cm³	24.55	31.7	40.4	49,1
Nominal speed of rotation, with ^-1	40
Output pressure, MPa nominal maximum	16 21
Feed factor no less	0.92	0.94
Nominal feed, l/min	54.2	71.5	91.1	110.8
Efficiency no less	0.81	0.83
Nominal power, kW, no more	18.5	24.0	30.5	35.6
Mass, kg	4.0 4.1		4,3	4,65

The main parameters of the pumps - execution 4 (by pressure)

Name of the parameter	The pump designation
Name of the parameter	NSh100V-3	nsh125d-3
Working volume, cm³	100.0	125.0
Nominal speed of rotation, with ^-1	32
Output pressure, MPa nominal maximum	16 21
Feed factor no less	0.95
Nominal feed, l/min	173.4	216.7
Efficiency no less	0.83
Nominal power, kW, no more	66.4	83.0
Mass, kg	14.3	17.2

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Name of the parameter	The pump designation
Name of the parameter	nsh10d-4	nsh32d-4	nsh40d-4	nsh63d-4	NSh100d-4
Working volume, cm³	10.0	31.7	40.4	62.8	100.0
Nominal speed of rotation, with ^-1	40	32
Output pressure, MPa nominal maximum	20 25
Feed factor no less	0.93	0.94			0.95
Nominal feed, l/min	22.3	71.5	91.1	113.3	173.4
Efficiency no less	0.83			0.82	0.82
Nominal power, kW, no more	9.4	29.0	38.0	52.3	103.8
Mass, kg	2.0	5.15	5.5	6.3	14.7