RRU-GM-08

Rotary Union Joints

Maximum Pressure： 7,500PSI[515BAR] 

Maximum Speed：100 PRM 

Connection Type：NPT/BSPP/O-Ring Connection Options 

Suitable Media ：Air/Gas,Coolant,Oil/Hydraulic,Water/Glycol

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Description
Details

The function of rotary unions is to transfer fluid media from one end to the other while under rotating conditions. 


The 8-passage, RRU-GM Series rotary unions feature specialized sealing technology suitable for vacuum and bidirectional pressures and two independent flow passages capable of transferring different media types simultaneously. 


Features: 

• General Purpose 

• Available in Carbon Steel 

• Reliable Usage With Dissimilar Medias 

• Customized Options

TYPNUMBER
     OF
     CIRCUITS		THROUGH
     BORE		MAXINMUM
     WORKING
     PRESSURE		ROTATING
     SPEED		CONNECTOR
     TYPE		SIZEEXPECTED
     LIFE SPAN		DETAILS
RRU-GM-02-1021040Mpa0~30rpmG    3/8"φ107*1354000h　More
RRU-GM-04-1041040Mpa0~30rpmG    3/8"φ107*1884000hMore
RRU-GM-06-1061040Mpa0~30rpmG    3/8"φ108*2884000hMore
RRU-GM-08-1081040Mpa0~30rpmG    3/8"φ126*3464000hMore

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　RRU-GM-180 RRU-GM-280 RRU-GM-380 RRU-GM-480
A0.281”
     [6.60mm]		0.344”
     [9.00mm]		0.344”
     [9.00mm]		0.344”
     [9.00mm]
B3.437”
     [87.30mm]		4.250”
     [107.95mm]		4.937”
     [125.40mm]		5.625”
     [142.88mm]
C3.000”
     [76.20mm]		3.625”
     [92.08mm]		4.187”
     [106.35mm]		4.750”
     [120.65mm]
D3.250”
     [82.55mm]		3.937”
     [100.00mm]		4.624”
     [117.45mm]		5.250”
     [133.35mm]
E2-015 O-Ring
     [N/A1]		2-017 O-Ring
     [N/A1]		2-019 O-Ring
     [N/A1]		2-022 O-Ring
     [N/A1]
F1.812”
     [46.02mm]		2.125”
     [53.98mm]		2.500”
     [63.50mm]		2.875”
     [73.03mm]
G0.16”
     [4.0mm]		0.25”
     [6.4mm]		0.38”
     [9.5mm]		0.50”
     [12.7mm]
HN/AN/AN/AN/A
I7.49”
     [190.2mm]		9.61”
     [244.1mm]		10.93”
     [277.6mm]		12.45”
     [316.2mm]
J2.32”
     [58.9mm]		2.77”
     [70.4mm]		3.07”
     [77.9mm]		3.29”
     [83.5mm]
K1.19”
     [30.1mm]		1.31"
     [33.3mm]		1.63"
     [41.3mm]		1.69"
     [42.8mm]
L0.312”
     [7.92mm]		0.312”
     [7.92mm]		0.375”
     [9.53mm]		0.437”
     [11.10mm]
M2.625”
     [66.68mm]		3.125”
     [79.38mm]		3.625”
     [92.08mm]		4.250”
     [107.95mm]
N0.125”
     [3.18mm]		0.125”
     [3.18mm]		0.187”
     [4.75mm]		0.187”
     [4.75mm]
O2.55”
     [64.72mm]		2.92”
     [74.20mm]		3.60”
     [91.44mm]		4.00”
     [101.60mm]
P1/8”-27 NPT
     [G1/8”-28 BSPP]		1/4”-18 NPT
     [G1/4”-19 BSPP]		3/8”-18 NPT
     [G3/8”-19 BSPP]		1/2”-14 NPT
     [G1/2”-14 BSPP]
Q0.549”
     [13.94mm]		0.689”
     [17.50mm]		0.81"
     [20.6mm]		0.967”
     [24.56mm]
RN/AN/AN/AN/A
SN/AN/AN/AN/A
T1/4”-20
     [M6x1.0]		5/16”-18
     [M8x1.25]		5/16”-18
     [M8x1.25]		5/16”-18
     [M8x1.25]
UN/A7.12"
     [181.0mm]		8.15"
     [207.1mm]		9.31"
     [236.4mm]
VN/A0.908”
     [23.06mm]		1.03”
     [26.2mm]		1.186”
     [30.12mm]
W3.000"
     [76.20mm]		3.625"
     [92.08mm]		4.312"
     [109.52mm]		5.000"
     [127.00mm]