HR4

HR4

Applications

HR4 is a low-pressure, high-temperature return line or suction line for petroleum- and water-based hydraulic
fluids. It has a vacuum rating of 25 in Hg. HR4 has half the bend radius of the typical SAE 100R4.

Specifications

  • Meets or exceeds the performance requirements of 
    • SAE 100R4
    • SAE J1942 / U.S. Coast Guard
    • MSHA Flame Resistant Cover

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Technical Data Imperial

SAP Product ID ID OD Max
Working
Pressure 		Bend
Radius 		Min
Burst
Pressure 		Fitting
Type 		Weight
(lb/ft)
Fraction inch inch PSI inch PSI
20325410 HR4-12 3/4 0.75 1.16 350 2.50 1400 UC, BT 0.41
20325411 HR4-16 1 1.00 1.45 325 3.00 1300 UC, BT 0.59
20325412 HR4-20 1-1/4 1.25 1.70 250 4.00 1000 UC, BT 0.72
20325413 HR4-24 1-1/2 1.50 1.95 225 5.00 900 UC, BT 0.85
20325414 HR4-32 2 2.00 2.46 225 6.00 900 UC, BT 1.12
20325415 HR4-40 2-1/2 2.50 3.01 140 7.00 560 UC 1.56
20325416 HR4-48 3 3.00 3.57 135 9.00 540 2.07
20325418 HR4-64 4 4.00 4.58 100 12.00 400 2.93

Technical Data Metric

SAP Product ID ID OD Max
Working
Pressure 		Bend
Radius 		Min
Burst
Pressure 		Fitting
Type 		Weight
(lb/ft)
Fraction mm mm PSI mm PSI
20325410 HR4-12 3/4 19.10 29.50 2.41 64.00 9.65 UC, BT 0.41
20325411 HR4-16 1 25.40 36.80 2.24 76.00 8.96 UC, BT 0.59
20325412 HR4-20 1-1/4 31.80 43.20 1.72 102.00 6.89 UC, BT 0.72
20325413 HR4-24 1-1/2 38.10 49.50 1.55 127.00 6.21 UC, BT 0.85
20325414 HR4-32 2 50.80 62.50 1.55 152.00 6.21 UC, BT 1.12
20325415 HR4-40 2-1/2 63.50 76.40 0.97 178.00 3.86 UC 1.56
20325416 HR4-48 3 76.20 90.80 0.93 229.00 3.72 2.07
20325418 HR4-64 4 101.60 116.40 0.69 305.00 2.76 2.93