3A851-72170 Expansion Block Valve

Description

3A851-72170 Expansion Block Valve

Expansion Block Valve – Caterpillar, Komatsu, Kubota
OEM Numbers: T1275-72170, 245-7837, 3A851-72170, 447500-2390

Fits Models:
B2650HSDC (Hydrostatic Transmission, 4wd / Cabin)
B3350HSDC
L3240HSTC (Hydrostatic Transmission / Cabin / 2007 – 2009)
L3240HSTC-3 (Hydrostatic Transmission / Cabin / 2010)
L3540HSTC (Hydrostatic Transmission / Cabin / 2007 – 2009)
L3540HSTC-3 (Hydrostatic Transmission / Cabin / 2010)
L3940HSTC (Hydrostatic Transmission / Cabin / 2007 – 2009)
L3940HSTC-3 (Hydrostatic Transmission / Cabin / 2010)
L4240HSTC (Hydrostatic Transmission / Cabin / 2007 – 2009)
L4240HSTC-3 (Hydrostatic Transmission / Cabin / 2010)
L4740HSTC (Hydrostatic Transmission / Cabin / 2007 – 2009)
L4740HSTC-3 (Hydrostatic Transmission / Cabin / 2010)
L5240HSTC (Hydrostatic Transmission / Cabin / 2007 – 2009)
L5240HSTC-3 (Hydrostatic Transmission / Cabin / 2010)
L5740HSTC (Hydrostatic Transmission / Cabin / 2007 – 2009)
L5740HSTC-3 (Hydrostatic Transmission / Cabin / 2010)
M100GXDTC (Dual Traction, 4wd / Cab)
M105S-CAB (2wd / Cabin)
M105SDT-CAB (Dual traction 4wd / Cabin)
M105SDT-CAB-CAN (N / A)
M108SHC (2wd, Swing shift plus / Cabin)
M108SHDC / HDC2 / DSC / DSC2 (4wd, Swing shift plus / Cabin)
M110GXDTC (Dual Traction, 4wd / Cab)
M126GXDTC (Dual Traction, 4wd / Cab)
M135GXDTC / DTSC
M135GXDTC / DTSC (Dual Traction, 4wd / Cab)
M4900-CAB (2wd / Cabin)
M4900DT-CAB (4wd / Cabin) – P11506 AIR CONDITIONER [A] [NEW TYPE]
M4900DT-CAB (4wd / Cabin) – P11509 AIR CONDITIONER [CA] [NEW TYPE]
M5040DTC (Dual Traction 4wd / Cabin)
M5040DTC-1 (Dual Traction 4wd / Cabin / Interim Tier IV)
M5040FC (2wd / Cabin)
M5040FC-1 (2wd / Cabin / Interim Tier IV)
M5040HDC (Hydraulic Shuttle, 4wd / Cabin)
M5040HDC-1 (Hydraulic Shuttle, 4wd / Cabin / Interim Tier IV)
M5-091HDC
M5-091HDC12
M5-111HDC
M5-111HDC12 / HDC12-1
M5-111HDC24
M5140DTC (Dual Traction 4wd / Cabin)
M5140FC (2wd / Cabin)
M5140HDC
M5140HDC (Hydraulic Shuttle, 4wd / Cabin)
M5700-CAB (2wd / Cabin)
M5700DT-CAB (Dual traction 4wd / Cabin) – P11506 AIR CONDITIONER [A] [NEW TYPE]
M5700DT-CAB (Dual traction 4wd / Cabin) – P11509 AIR CONDITIONER [CA] [NEW TYPE]
M5700HDC (Hydraulic Shuttle, 4wd / Cabin)
M5N-091HDC12
M5N-091HDC12-PC
M5N-091HDC24
M5N-111HDC12
M5N-111HDC24
M6040DTC (Dual Traction 4wd / Cabin)
M6040DTC-1 (Dual Traction 4wd / Cabin / Interim Tier IV)
M6040FC
M6040FC (2wd / Cabin)
M6040FC-1 (2wd / Cabin / Interim Tier IV)
M6040HDC (Hydraulic Shuttle, 4wd / Cabin)
M6040HDC-1 (Hydraulic Shuttle, 4wd / Cabin / Interim Tier IV)
M6060HDC
M6060HFC
M6-101DTC
M6-111DTC
M6-131DTC
M6-141DTC / DTSC
M6800HDC (Hydraulic Shuttle, 4wd / Cabin)
M6800S-CAB (2wd / Cabin)
M6800SDT-CAB (Dual traction 4wd / Cabin)
M7040DTC (Dual Traction 4wd / Cabin)
M7040DTC-1 (Dual Traction 4wd / Cabin / Interim Tier IV)
M7040FC (2wd / Cabin)
M7040FC-1 (2wd / Cabin / Interim Tier IV)
M7040HDC (Hydraulic Shuttle, 4wd / Cabin)
M7040HDC-1 (Hydraulic Shuttle, 4wd / Cabin / Interim Tier IV)
M7040HDC-LTD (Hydraulic Shuttle, 4wd / Cabin / Limited edition)
M7040HDNBC (Hydraulic Shuttle, 4wd / Narrow / Cabin)
M7060HDC
M7060HDC12
M7060HFC
M7-131P
M7-131P KVT
M7-131PB
M7-151P
M7-151P KVT
M7-151PB
M7-151PB KVT
M7-151S
M7-171P
M7-171P KVT
M7-171PB
M7-171PB KVT
M7-171S
M8200-CAB (2wd / Cabin)
M8200DT-CAB (4wd / Cabin)
M8200HDC (Hydraulic Shuttle, 4wd / Cabin)
M8540DTC (Dual Traction 4wd / Cabin)
M8540DTC-1 (Dual Traction 4wd / Cabin / Tier III)
M8540FC (2wd / Cabin)
M8540FC-1 (2wd / Cabin / Tier III)
M8540HDC (Hydraulic Shuttle, 4wd / Cabin)
M8540HDC-1 (Hydraulic Shuttle, 4wd / Cabin / Interim Tier III)
M8540HDC12 (Hydraulic Shuttle, 4wd / 12 speed / Cabin)
M8540HDC12-1 (Hydraulic Shuttle, 4wd / 12 speed / Cabin / Tier III)
M8540HDNBC (Hydraulic Shuttle, 4wd / Narrow / Cabin)
M8540HDNBC10 (Hydraulic Shuttle, 4wd / 10 speed / Narrow / Cabin)
M8540HDNBPC (Hydraulic Shuttle, 4wd / Power Krawler / Narrow / Cabin)
M8560HDC (Hydraulic Shuttle, 4wd / Cabin)
M8560HDC12 (Hydraulic Shuttle, 4wd / 12 speed / Cabin)
M8560HFC (Hydraulic Shuttle, 2wd / Cabin)
M9000-CAB (2wd / Cabin)
M9000DT-CAB (4wd / Cabin)
M9000DTMC (4wd / Cabin / Muddler)
M9000HDC (Hydraulic Shuttle, 4wd / Cabin)
M9540DTC (Dual Traction 4wd / Cabin)
M9540DTC-1 (Dual Traction 4wd / Cabin / Tier III)
M9540FC (2wd / Cabin)
M9540FC-1 (2wd / Cabin / Tier III)
M9540HDC (Hydraulic Shuttle, 4wd / Cabin)
M9540HDC-1 (Hydraulic Shuttle, 4wd / Cabin / Interim Tier III)
M9540HDC12-1 (Hydraulic Shuttle, 4wd / 12 speed / Cabin / Tier III)
M9540HDC24-1 (Hydraulic Shuttle, 4wd / 24 speed / Cabin / Tier III)
M9540HDC-LTD (Hydraulic Shuttle, 4wd / Cabin / Limited edition)
M95SDT-CAB (Dual traction 4wd / Cabin)
M95SDT-CAB-CAN (N / A)
M96SDSC (4wd, Swing shift plus / Cabin)
M9960HDC (Hydraulic Shuttle, 4wd / Cabin)
M9960HDC12 (Hydraulic Shuttle, 4wd / 12 speed / Cabin)
M9960HDC24 (Hydraulic Shuttle, 4wd / 24 speed / Cabin)
M9960HFC (Hydraulic Shuttle, 2wd / Cabin)
RTV1100CR (Recreational model 2007 – early 2009)
RTV1100CR9 (Recreational model mid 2009 – early 2011)
RTV1100CRX (Recreational model with sliding window)
RTV1100CW (Worksite model 2007 – early 2009)
RTV1100CW9 (Worksite model mid 2009 – early 2011)
RTV1100CWX (Worksite model with sliding window)

Specifications:
TYPE – O-Ring
LIQUID INLET – #6, 3/8″ O-Ring
LIQUID OUTLET TO EVAPORATOR – #10, 5/8″ O-Ring
INLET FROM EVAPORATOR – #12, 3/4″ O-Ring
OUTLET TO COMPRESSOR – #12, 3/4″ O-Ring
TONAGE – 1 1/2