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Gorman-Rupp 46513/46512 Mcm/Wemco Pump
Cartridge Mechanical Seal
1.YUEMI U191 is identical to Gorman Rupp pumps46513-150/151 and 46513-153/154 and 46512.
for Gorman RUPp S series and T2,T3,T4,T8,T8 series.
Also used on Wemco Models: WSPЗA, 4A, 6A, 8A10A.
P/N as below :
46513-150&46513-1511.25 inch
46512-159 1.25 inch
25271-207 1.5inch
12364A 1.5 inch
11876A 1.5inch
46512-048 1.875inch
12359-16000 1.875inch
46512-191 1.875inch
46512-149 2.25inch
31163-019-170GH 2.25 inch
26835-541 2.5inch
46512-061 2.75 inch

Technical Parameters

Materials

Preperation:
1. Shaft Outside Diameter is within tolerance +-0.05mm
2. Shaft run out <0.1mm
3. Shaf end float <0.13mm
4, No sharp edges on the shaft over the o ring

Note:
During the installation,don't scratch or damage the o ring.lf anything is damaged,please contactwith Us to replace a new one.

Installation in strucstions:
1. The full set of cartridge seal is cleaned and exactly passed leakage examine before sale.Inorder to avoid damage,don't disassemble and clean the parts again before fixing.

2 The fitting allowance between the seal and shaft is dl h6 0.8,and there should be leading-inedge at the end of shaft.The outside diameter of shaft at the position of screw should be 01 0.2mm smaller,resisting the screw over-tighten.Lubricate the shaft with oil

3. Place the cartridge seal into the pump chamber,then:
A: Tighter four screw bolts of flanges,ensuring the medium leading in hole"G"at the top Position

B : Tighter four set screws and position the shaft sleeve on the shaft.
C: Remove four gauge plates.Please keep them and they wil be used in future installation and
disassemble.
D: Connect the medium lead_in pipe with hole"G"in order to flush away the friction heat and
flushing the seal chamber when pump running.

Note:
ter complete the installation,turning the shaft by hand to check for the rotationi he shat could not rotate smoothily,seal had been improperly installed.

We would like lo sincerely ooperale with Clients to supply high qually products and senice We beleve in establishing a long:erm cooperalive relalionshipis lhe key to suceess