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Watch Joel Build a Gear Pump From Scratch | Assembly Tips You Need to Know

Parker P1, P2, P3 Pumps: Applications, Comparison, and Maintenance Guide

Jun 4, 2026
LIFCO Gives Local Charity a Hand

May 29, 2026

Piston Pumps
Piston Motors
Vane Motors
Vane Pumps
Oildyne
Threaded Cartridge Valves
Gear Pumps
Filtration
Industrial Valves
Pneumatic Durable Actuators
Pneumatic Air Preparation
Speciality Products
Legacy Product Lines

P1/PD
Gold Cup
PV+
PVP
World Cup
Premier
D1VW
D3W
Calzoni
All Products

LSHT Motors
PTO
Pneumatic Durable Actuators
Pneumatic Air Preparation
Linde
F1
F11
F12
V12

Oildyne
P2/P3
F2/F3
PAVC
All Products

Couplers
Rakes
Rippers & Picks
Adapters
Stump Pullers
Buckets
Thumbs

Shears
Grapples
Pulverizers
Grubbers
Pins

Bobcat
Case
Caterpillar
Daewoo
Doosan
Hitachi
Hyundai
IHI
JCB
John Deere
Kobelco

Komatsu
Kubota
Liebherr
Link-Belt
Sany
Takeuchi
Terex
Volvo
Wacker Neuson
Yanmar

Blog
Videos
Shipping
Trading Cards
Merchandise
Service Center
YouTube Channel
Lifco in One Page

1-800-895-4326
sales@lifcohydraulics.com
Markham, ON
St. Catharines, ON
Buffalo, NY
Corpus Christi, TX
Grand Island, NY

Watch Joel Build a Gear Pump From Scratch | Assembly Tips You Need to Know

Parker P1, P2, P3 Pumps: Applications, Comparison, and Maintenance Guide

Jun 4, 2026
LIFCO Gives Local Charity a Hand

May 29, 2026

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P1/PD 045

P1/PD 045

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Parker P1, P2, P3 Pumps: Applications, Comparison, and Maintenance Guide

Jun 04, 2026

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Available Filters

CIRCUIT TYPE

OPEN CIRCUIT - ONE SIDE OF CENTER (946)

CONFIGURATION

INDUSTRIAL (PD) (340) MOBILE (P1) (400) UNIVERSAL (206)

COUPLING

SAE A 9T, 16/32 DP (112) SAE AH 11T (41) SAE B 13T, 16/32 DP (85) SAE B-B 15T, 16/32 DP (48)

DISPLACEMENT

45 CC/REV (946)

DISPLACEMENT STOPS

ADJUSTABLE MAXIMUM & MINIMUM STOP (25) ADJUSTABLE MAXIMUM STOP (303) ADJUSTABLE MINIMUM STOP (8) NONE (610)

DRIVE SHAFT

ISO 25MM KEYED (80) SAE B SPLINE (236) SAE BB KEYED (107) SAE BB SPLINE (270)

MOUNTING & PORTS

ISO MOUNT; METRIC WORK PORTS & AUX PORTS (27) ISO MOUNT; METRIC WORK PORTS; BSPP AUX PORTS (34) SAE MOUNT; METRIC WORK PORTS; BSPP AUX PORTS (112) SAE MOUNT; SAE WORK & AUX PORTS (773)

PAINT

BLACK PAINT (284) NO PAINT (662)

PORT ORIENTATON

END PORTS (279) SIDE PORTS WITH RIPPLE CHAMBER (381) SIDE PORTS WITH THRU-DRIVE (286)

PORT TYPE

FLANGED (634) THREADED (312)

PRIMARY CONTROL

LOAD SENSE (393) LOAD SENSE WITH BLEED (76) PRESSURE COMPENSATED (946) REMOTE PRESSURE COMPENSATED (260)

ROTATION

CLOCKWISE (R) (707) COUNTER CLOCKWISE (L) (239)

SECONDARY CONTROL

NO OTHER OPTIONS (863) TORQUE LIMITER (83)

SHAFT OPTIONS

ISO KEYED (80) SAE KEYED (360) SAE SPLINE (270) SAE-B 13T SPLINE (236)

SPECIAL FEATURES

STANDARD (946)

THRU-DRIVE

NONE (660) SAE 101-2 (B), 13T COUPLING (85) SAE 101-2 (B), 15T COUPLING (48) SAE 82-2 (A), 11T COUPLING (41) SAE 82-2 (A), 9T COUPLING (112) SAE A 2-BOLT-SAE A SPLINE (153) SAE B 2-BOLT-SAE B SPLINE (85) SAE B 2-BOLT-SAE BB SPLINE (48)

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