Midweight UltraMount 2 Hydraulic Unit

1

21500-1

Motor, 4‑1/2"

2

21727-2

Breather Pressure Control

3

21726

Elbow, Street 90° 3/8 M NPTF/3/8 F NPTF

4**

64596-1

Sleeve Bearing & Shaft Seal Kit 
**Use 64589 tool for bearing sleeve replacement (includes 1 bearing).

5

49230K-2

Coil w/Spades

6

49229K-1

Cartridge Valve, 4-Way w/Nut

7

49138K-3

Relief Valve Kit (2 sets)

8

92960

Plug, Hex Socket –3 M ORB

9

25622

O-Ring – 006

10

56315

Back-Up Ring – 006

11

42346

Manifold Assembly

12

56507

Bypass Check Valve Kit

13

56615-1

Elbow, 90° –6 M JIC/–6 M ORB

14

49226K

Poppet Check Valve Kit

15

42347

Valve Manifold Assembly

16

66608-1

Cartridge Valve, 3-Way w/Nut

17

49227K-2

Valve, 2-Way w/Nut

18

42498

Quill Assembly

19

66607

10‑24 x 5/16 Machine Screw Slotted Hex Washer Head

20‡

66515

Pump Shaft Seal 
‡ Use 28856 tool for pump shaft seal replacement (includes 1 seal).

21

56274

O-Ring – 013

22

90073

5/16‑18 x 2‑1/4 Hex Cap Screw

23

56416

O-Ring – 014

24

56789-3

Suction Filter

25

66519

O-Ring – 2‑250

26

92079

Plug, Square 3/8 NPTF

27

92095

Plug 1/4 NPTF Hex Thread Seal

28

21830

Reservoir Kit

29

66405

Return Screen Assembly

30

21501-1

Hydraulic Pump Kit

31

73897

Magnet

-

56657-3

O-Ring & Back-Up Ring Kit

-

49258-2

Seal Kit, 2-Way Valve

-

49259-2

Seal Kit, 3-Way & 4-Way Valve

42345

Hydraulic Unit

*

Plow-Side Electrical Components 
* See Electrical Components for parts list.