Parts for A23, AA23, A24, G-15, & G20
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Cutaway drawing of AA-23   Cutaway drawing of AW-23

PART DESCRIPTION

A-23*
3 x 3
S-FEED

AA-23, AW-23
3 x 3
S-FEED

A-24
4 x 4|
S-FEED

AF-24
4 x 4
F-FEED

G-15
5½ x 5½
F-FEED

G-20
6½ x 6½
F-FEED

CYLINDER HEAD

3A15

3A15

4A30

4A30

5A12

6A13 (2)

DISCHARGE VALVE UNIT
(Includes Seats, Cages, Plates and Springs)

3A29

3C (2)

4B8 (2)

4B8 (2)

5C19 (2)

6C8 (2)

DISCHARGE VALVE SEAT

3A30

3C2 (2)

4B12 (2)

4B12 (2)

5C12 (2)

6C9 (2)

DISCHARGE VALVE CAGE

3A31 (2)

3C1 (2)

5C2 (2)

5C2 (2)

5C20 (2)

6C10 (2)

DISCHARGE VALVE PLATES

5C3 (2)

5C3 (2)

5C4 (2)

5C4 (2)

5C14 (2)

9C7 (2)
11B14 (2)

DISCHARGE VALVE SPRING

5C5 (2)

5C5 (2)

5C6 (2)

5C6 (2)

5C5 (6)

5C5 (8)

DISCHARGE VALVE SPRING PAD

-

-

-

-

6C11 (6)

6C11 (8)

GAUGE GLASS

4Q105

4Q105

4Q105

4Q105

4Q107

4Q107

O - RINGS

4QI20 (2)

4QI20 (2)

4QI20 (2)

4QI20 (2)

4QI20 (2)

4QI20 (2)

GAUGE GLASS VALVE (Upper)

5021

5021

5021

5021

5021

5021

GAUGE GLASS VALVE (Lower)

5022

5022

5022

5022

5022

5022

SAFETY HEAD SPRING

-

4B13 (2)

4B13 (2)

4B13 (2)

5B4 (2)

6B7 (2)

PISTON UNIT STANDARD

3D25 (2)

3D25 (2)

4D24 (2)

4D24 (2)

5D14 (2]

6D19-B (2)

PISTON UNIT OVERSIZED
(Includes Suction Valve Unit)

3D25OS (2)

3D25OS (2)

4D24OS (2)

4D24OS (2)

5D14OS (2)

6D19-BOS (2)

PISTON BODY STANDARD

3D23 (2)

3D23 (2)

4D23 (2)

4D23 (2)

5D13 (2)

6D12-B (2)

PISTON BODY OVERSIZED

3D230S (2)

3D23OS (2)

4D230S

4D24OS (2)

5D130S (2)

6D12-BOS (2)

SUCTION VALVE UNIT
(Includes Cage, Plates and Seat)

-

-

-

-

-

6D20 (2)

SUCTION VALVE CAGE

3D24 (2)

3D24 (2)

4D20 (2)

4D20 (2)

5D12 (2)

6D14 (2)

SUCTION VALVE PLATES

5C3 (2)

-

5C3 (2)

-

5C4 (2)

-

5C4 (2)

-

5C14 (2)

-

5C4 (2)

6C3 (2)

SUCTION VALVE SEAT CASTING

-

-

-

-

-

6D13

SOCKET HEAD CAP SCREW

-

-

5D5 (6)

5D5 (6)

5D5 (6)

6D23 (8)

WRIST PIN - STANDARD

3D3 (2)

3D3 (2)

4D3 (2)

4D3 (2)

5D16 (2)

6D15 (2)

WRIST PIN - OVERSIZE

3D30S (2)

3D3OS (2)

4D3OS (2)

4D3OS (2)

5D16OS (2)

6D15OS (2)

PISTON PIN LOCK RINGS

3D4 (4)

3D4 (4)

4D4 (4)

4D4 (4)

5D15 (4)

6D17 (4)

CRANKSHAFT

3G8

3G8

4G9

4G10

5G6-1

6G14-1

BLIND BEARING UNIT
(Includes Bearing Lining)

3H5

3H5

4H8

4H13

5H8

6H10

BLIND BEARING BODY

3H6

3H6

4H19

4H14

5H6

6H8

BLIND BEARING LINING

3H9

3H9

4H24

4H24

5H7

6H9

OPEN BEARING LINING

3H9

3H9

4H24

4H24

5I19

6H15

SHAFT END PLAY ADJUSTMENT UNIT

4H22

4H22

4H22

-

-

-

SHIMS (For Shaft End Play  Adjustment)

-

-

-

4L9

5L5

5L5

SHAFT SEAL UNIT

3I24

3I24

4I19-C

4I19-C

5I20

6I28

SHAFT SEAL PLATE

3I22

3I22

4I23

4I23

5I15

6I17

VALVE STEM FOR OIL PRESSURE REGULATOR

-

-

-

3J2

3J2

3J2

VALVE GUIDE FOR OIL PRESSURE REGULATOR

-

-

-

3J3

3J3

3J3

VALVE SPRING FOR OIL PRESSURE REGULATOR

-

-

-

3J4

3J4

3J4

VALVE CAP FOR OIL PRESSURE REGULATOR

-

-

-

3J5

3J5

3J5

VALVE GASKET FOR OIL PRESSURE REGULATOR

-

-

-

3J6

3J6

3J6

OIL PUMP UNIT

-

-

-

5L13

5L13

5L13

OIL PUMP BODY

-

-

-

5L1

5L1

5L1

OIL PUMP DRIVING FLANGE

-

-

-

4L8

5L2

5L2

OIL PUMP GEAR ASSEMBLY (Reversible)

-

-

-

5L3-1

5L3-1

5L3-1

VIKING PUMP GASKET

-

-

-

5L17-2

5L17-2

5L17-2

OIL PUMP VALVE STEM

-

-

-

5L6

5L6

5L6

OIL PUMP VALVE PACKING GLAND

-

-

-

5L7

5L7

5L7

OIL PUMP VALVE PACKING GLAND WASHER

-

-

-

5L8

5L8

5L8

OIL PUMP VALVE PACKING

-

-

-

5L9 (3)

5L9 (3)

5L9 (3)

OIL FILTER VALVE HEAD

-

-

-

-

5M10

5M10

OIL FILTER CARTRIDGE

-

-

-

-

5M14

5M14

OIL STRAINER UNIT

-

-

-

4M6

-

-

CONNECTING ROD UNIT (Includes Wrist Pin Bushing)

3R8 (2)

3R8 (2)

4R19S (2)

4R19F (2)

5R15 (2)

6R16 (2)

PISTON PIN BUSHING

3R10 (2)

3R10 (2)

4R18 (2)

4R18 (2)

5R12 (2)

6R10 (2)

CONNECTING ROD BEARING INSERTS (Includes 2 Halves)

3R15 (2)

3R15 (2)

4R20 (2)

4R20 (2)

5R14 (2)

6R18 (2)

VALVE MANIFOLD UNIT

-

-

4Y

4Y

5Y25

6Y4

VALVE MANIFOLD BODY

-

-

4Y1

4Y1

5Y24

6Y5

3/8" VALVE BONNET ASSEMBLY

-

-

4Y3 (2)

4Y3 (2)

4Y3 (2)

4Y3 (2)

1½" VALVE BONNET ASSEMBLY

-

-

5Y2-8 (2)

5Y2-8 (2)

5Y2-8 (2)

6Y12 (2)

SCALE TRAP CAP

-

-

5Y11

5Y11

5Y11

5Y11

SCALE TRAP SCREEN

-

-

4Y2

4Y2

4Y2

6Y7

RELIEF VALVE UNIT

-

-

5X

5X

5X

5X

COMPRESSION RING

3D28 (2)

3D28 (2)

4D25 (6)

4D25 (6)

5D22 (6)

6D26 (6)

COMPRESSION RING OVERSIZE *(20,40,60,80,100)

3D29* (2)

3D29* (2)

4D26* (6)

4D26* (6)

5D24* (6)

6D27* (6)

OIL RING

3D30 (4)

3D30 (4)

4D27 (4)

4D27 (4)

5D23 (4)

6D28 (4)

OIL RING-OVERSIZE *(20,40,60,80,100)

3D31* (4)

3D31* (4)

4D28* (4)

4D28* (4)

5D25* (4)

6D29* (4)

CYLINDER HEAD GASKET
(One Piece)

3A32

3A32

4A35

4A35

5A13

-

CYLINDER HEAD GASKET
(Two Piece)

-

-

-

-

5A7 (2)

6A14 (2)

VALVE BLOCK GASKET

3A11

-

-

-

-

-

BLIND BEARING GASKET

3H8

3H8

4H9

4H9

5H9

5H9

SEAL GASKET

3I23

3I23

4I18

4I18

5I16

6I18

OIL PUMP GASKET

-

-

-

5L4

5L4

5L4

OIL FILTER GASKET

-

-

-

5M13

5M13

5M13

3/8" VALVE BONNET GASKET

-

-

4Y4 (2)

4Y4 (2)

4Y4 (2)

4Y4 (2)

1½" VALVE BONNET GASKET (2" Valve for G-20)

-

-

5Y9 (2)

5Y9 (2)

5Y9 (2)

6Y10 (2)

VALVE MANIFOLD SUCTION FLANGE GASKET

GK-OV-10

GK-OV-10

4Y8

4Y8

5Y14

6Y8

VALVE MANIFOLD DISCHARGE FLANGE GASKET

GK-OV-10

GK-OV-10

4Y8

4Y8

5Y13

6Y9

VALVE MANIFOLD SCALE TRAP GASKET

-

-

5Y15

5Y15

5Y15

5Y15

VALVE MANIFOLD RELIEF VALVE GASKET

-

-

5Y26

5Y26

5Y26

5Y26

RING GUIDE

3U

3U

4U

4U

5U

6U

 

 

Howe Corporation 1650 N Elston Ave, Chicago, IL. 60622 USA.  Telephone 1-773-235-0200
Sales Fax 1-773-235-0269  Corporate Fax 1-773-235-1530

Copyright © 2006 Howe Corporation   Rev. 07/03/08