Specifications

Copyright Jetstream of Houston, LLP © 2011
Effective 2/2011
PUMPS &
FLUID ENDS
Jetstream of Houston, LLP
Phone: US & Canada: 800-231-8192 or 813-590-1300
Web Site: www.waterblast.com
PUMPS & FLUID ENDS
UP TO 15,000 PSI (1000 BAR)
Jetstream of Houston, LLP
Phone: US & Canada: 800-231-8192 or 713-462-7000
Web Site: www.waterblast.com
B-31
UNx
®
FLUID END UPGRADES
MODEL 4515B (GEN 1)
REPLACEMENT PARTS
1 26487 Deflector
2 51736 Plunger Coupling
51721 #10 Plunger
51722 #11 Plunger
51723 #12 Plunger
51724 #13 Plunger
51726 #15 Plunger
51647 #10 Gland Nut
51651 #11 Gland Nut
51707 #12 Gland Nut
51744 #13 Gland Nut
51746 #15 Gland Nut
5 26387 O-Ring
50658 #10 Packing Set
50659 #11 Packing Set
Item
Part
No.
Description
11b 25946 Nipple
11c 53242 Lube Manifold
11d 26802 Reducing Bushing
11e 27732 Tubing Fitting
11f 27740 Tubing (Order in feet)
11g 27475 Needle Valve
11h 26465 Nipple
12 51659 Trunnion
13 26468 Cotter Pin
14 50295 Trunnion Rod
15 50889 Pump Wrench
16 26212 Adapter Plate Bolt
17 51714 Adapter Plate
18 51719 Crosshead Stub
Item
Part
No.
Description
50660 #12 Packing Set
6 50661 #13 Packing Set
50662 #15 Packing Set
51716 #10 & #11 Stuffing Box
51717 #12, #13 & #15 Stuffing Box
8 50365 Uni-Valve
8a 50370 Uni-Valve Seal Kit
8b 25060 Discharge Valve Spring
8c 25059 Suction Valve Spring
8d 50303 Spring Retainer
8e 25255 Retaining Ring
9 51718 Manifold
10 25607 Manifold Bolt
11 51955 Lube Harness
11a 27101 Ball Valve
Item
Part
No.
Description
3
4
7
6
NOTE: Parts listed on this page are for first generation 4515B fluid end models no longer sold. These models utilize different
stuffing boxes, valves, and manifold than the current design. Models can be most easily distinguished by the part number stamped
on the top face of the fluid end manifold. Current models use manifold part number 52866 while first generation fluid ends featured on
this page use manifold part number 51718.