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D18 - UniJet® Spray Nozzles, Standard Spray
Performance Data
D
*At the stated pressure in psi.
Body
Inlet
Conn.
(in.)		 Orifice Disc No. –
Core No.		 Orifice
Dia.
Nom.
(in.)		 Capacity
(gallons per minute)*		 Spray
Angle
(°)*
10 20 30 40 60 80 100 150 200 300 20 40 80
1/4 D1-13 .031 – – .06 .07 .08 .09 .10 .12 .13 .15 – 51 62
D1.5-13 .036 – .06 .07 .08 .09 .10 .11 .13 .14 .17 38 55 66
D2-13 .041 – .06 .08 .08 .10 .11 .12 .14 .16 .18 49 67 72
D3-13 .047 – .07 .08 .09 .11 .12 .13 .16 .18 .20 53 70 75
D4-13 .063 .07 .09 .11 .12 .14 .16 .17 .20 .23 .27 69 79 83
D1-23 .031 – – .06 .07 .08 .10 .11 .12 .14 .16 – 47 58
D1.5-23 .036 – .06 .08 .09 .10 .12 .13 .16 .18 .21 34 51 62
D2-23 .041 – .08 .09 .10 .13 .14 .16 .19 .21 .25 51 63 70
D3-23 .047 .07 .09 .10 .12 .14 .16 .18 .21 .24 .28 58 69 75
D4-23 .063 .08 .11 .14 .15 .19 .21 .23 .28 .32 .38 68 82 87
D5-23 .078 .10 .13 .16 .18 .22 .25 .28 .34 .38 .46 79 89 94
D6-23 .094 .11 .15 .19 .21 .26 .29 .32 .39 .45 .54 84 93 98
D1-25 .031 – – .09 .10 .12 .14 .16 .19 .21 .26 – 27 43
D1.5-25 .036 – – .12 .14 .16 .19 .21 .25 .28 .33 – 38 49
D2-25 .041 – .12 .14 .16 .19 .22 .25 .29 .34 .41 39 51 58
D3-25 .047 .10 .14 .17 .19 .23 .26 .29 .35 .40 .48 52 61 67
D4-25 .063 .15 .21 .25 .29 .35 .40 .45 .54 .62 .75 67 74 80
D5-25 .078 .18 .25 .30 .35 .42 .48 .54 .65 .75 .90 73 79 84
D6-25 .094 .23 .32 .39 .44 .54 .62 .70 .85 .97 1.2 79 85 89
D7-25 .109 .26 .37 .45 .52 .63 .73 .81 .98 1.2 1.4 85 91 93
D8-25 .125 .31 .43 .53 .61 .75 .89 .97 1.2 1.4 1.7 91 96 97
D10-25 .156 .38 .54 .65 .76 .93 1.1 1.2 1.5 1.7 2.1 97 102 103
D12-25 .188 .46 .61 .80 .93 1.2 1.3 1.5 1.8 2.1 2.6 103 109 112
D14-25 .219 .51 .72 .88 1.0 1.3 1.5 1.7 2.0 2.3 2.9 108 113 114
D1-45 .031 – – – .13 .15 .17 .19 .23 .26 .31 – 22 34
D1.5-45 .036 – – .14 .16 .20 .23 .25 .31 .35 .43 – 33 44
D2-45 .041 – .14 .18 .20 .25 .28 .32 .38 .44 .53 32 46 55
D3-45 .047 – .17 .20 .23 .28 .33 .36 .44 .51 .62 40 53 60
D4-45 .063 .18 .25 .31 .36 .43 .50 .56 .68 .78 .95 62 69 72
D5-45 .078 .23 .32 .39 .45 .55 .64 .71 .86 .99 1.2 67 73 76
D6-45 .094 .29 .41 .50 .58 .72 .83 .93 1.2 1.3 1.6 73 79 81
D7-45 .109 .33 .48 .59 .68 .84 .97 1.1 1.4 1.6 1.9 81 86 87
D8-45 .125 .41 .59 .72 .84 1.0 1.2 1.4 1.7 1.9 2.4 86 90 90
D10-45 .156 .54 .77 .94 1.1 1.4 1.6 1.8 2.2 2.5 3.1 90 93 93
D12-45 .188 .67 .95 1.2 1.4 1.7 2.0 2.2 2.7 3.1 3.8 97 100 102
D14-45 .219 .75 1.1 1.3 1.5 1.9 2.2 2.5 3.0 3.5 4.3 101 104 105
D16-45 .250 .86 1.3 1.5 1.8 2.2 2.6 2.9 3.5 4.1 5.2 108 111 112

For nozzles using Orifice Disc Nos. 1, 1.5 and 2 or Core Nos. 13 and 23, Slotted Strainer No. 4514-20 equivalent to 25 mesh screen size is supplied. For all other larger capacity Discs and Cores, Slotted Strainer No. 4514-32 equivalent to 16 mesh screen size is supplied.

Other body types may be available. Contact representative for further information.

For additional information see Data Sheet 4498-1.
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