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Home>Products>REXROTH Pressure relief valve>REXROTH DB 30-1-5X/50 R900597732 Pressure relief valve

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REXROTH DB 30-1-5X/50 R900597732 Pressure relief valve

Name: REXROTH DB 30-1-5X/50 R900597732 Pressure relief valve
Brand: REXROTH
SKU: DB 30-1-5X/50
Rating: 4.9 (5 reviews)

REXROTH DB 30-1-5X/50 Bearing SPECIFICATIONS

Brand Name:REXROTH
Model Number:
DB 30-1-5X/50
Grease Speed Rating Open/Shielded n1:7500 rpm
d:45.000 mm
B:19.00 mm
Basic Dynamic Radial Load Rating C:33200 N
Accessories:One Seal
Sealed Speed Rating n3:5000 rpm
Grease Speed Rating n1:7500 rpm
Fillet Radius ra:1.00 mm

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REXROTH DB 30-1-5X/50 R900597732 Pressure relief valveSpecification details

Grease Speed Rating Open/Shielded n1:7500 rpm
d:45.000 mm
B:19.00 mm
Basic Dynamic Radial Load Rating C:33200 N
Accessories:One Seal
Sealed Speed Rating n3:5000 rpm
Grease Speed Rating n1:7500 rpm
Fillet Radius ra:1.00 mm
Oil Speed Rating Open/Shielded n2:9000 rpm
Basic Static Radial Load Rating Co:21600 N

REXROTH DB 30-1-5X/50 REXROTH DB 30-1-5X/50 R900597732 Pressure relief valveSpecification

REXROTH DB 30-1-5X/50 bearing Size Chart (mm/inches)
Bearing number	71903 CE/HCP4AH
Size (mm)	30x17x7
Bore Diameter (mm)	30
Outer Diameter (mm)	17
Width (mm)	7
d	17 mm
D	30 mm
B	7 mm
d1	21.1 mm
d2	20.1 mm
D1	25.9 mm
K	0.5 mm
C1	4.35 mm
r1,2 - min.	0.3 mm
r3,4 - min.	0.15 mm
a	7 mm
da - min.	19 mm
db - min.	19 mm
Da - max.	28 mm
Db - max.	29.2 mm
ra - max.	0.3 mm
rb - max.	0.15 mm
dn	22 mm
Basic dynamic load rating - C	3.3 kN
Basic static load rating - C0	1.6 kN
Fatigue load limit - Pu	0.067 kN
Limiting speed for grease lubrication	83000 r/min
Limiting speed for oil lubrication	127000 mm/min
Ball - Dw	3.969 mm
Ball - z	13
Gref	0.2 cm3
Calculation factor - f0	7.9
Preload class A - GA	18 N
Preload class B - GB	54 N
Preload class C - GC	108 N
Calculation factor - f	1.05
Calculation factor - f	1
Calculation factor - f2A	1
Calculation factor - f2B	1.05
Calculation factor - f2C	1.09
Calculation factor - fHC	1.01
Preload class A	16 N/micron
Preload class B	25 N/micron
Preload class C	34 N/micron
d1	21.1 mm
d2	20.1 mm
D1	25.9 mm
C1	4.35 mm
r1,2 min.	0.3 mm
r3,4 min.	0.15 mm
da min.	19 mm
db min.	19 mm
Da max.	28 mm
Db max.	29.2 mm
ra max.	0.3 mm
rb max.	0.15 mm
dn	22 mm
Basic dynamic load rating C	3.32 kN
Basic static load rating C0	1.56 kN
Fatigue load limit Pu	0.067 kN
Attainable speed for grease lubrication	83000 r/min
Attainable speed for oil-air lubrication	127000 r/min
Ball diameter Dw	3.969 mm
Number of balls z	13
Reference grease quantity Gref	0.2 cm³
Preload class A GA	18 N
Static axial stiffness, preload class A	16 N/µm
Preload class B GB	54 N
Static axial stiffness, preload class B	25 N/µm
Preload class C GC	108 N
Static axial stiffness, preload class C	34 N/µm
Calculation factor f	1.05
Calculation factor f1	1
Calculation factor f2A	1
Calculation factor f2B	1.05
Calculation factor f2C	1.09
Calculation factor fHC	1.01
Calculation factor f0	7.9
Mass bearing	0.014 kg

REXROTH DB 30-1-5X/50 INTERCHANGE

REXROTH Pressure relief valve Part series DB 30-1-5X/50 is a potential replacement for these common bearing part numbers:

NSKDB 30-1-5X/50
SKFDB 30-1-5X/50
NTNDB 30-1-5X/50
FAGDB 30-1-5X/50
TIMKENDB 30-1-5X/50
KOYODB 30-1-5X/50
NACHIDB 30-1-5X/50
DODGEDB 30-1-5X/50

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