Ref. Part No. Description Qty.51 9910-800670 Hose Barb (Bypass) 5/8" 1 9910-800671 Hose Barb (Bypass) 1/2" 152 9910-800680 Ring Nut 153 9910-740290 O-Ring 154 9910-800480 ATM Scale Adhesive 156 9910-800440 Lower Spring Guide 157 9910-800450 Spring 158 9910-800460 Upper Spring Guide 159 9910-800470 Adjustment Knob 160 9910-480550 Retaining Ring 161 9910-800010 Pump Body 162 9910-550057 Cap 163 9910-800190 Accumulator Diaphragm (Buna-N) 1 9910-80019T Accumulator Diaphragm (Teflon) 164 9910-809205 Upper Air Chamber 165 9910-800650 Valve 167 9910-540290 Bolt 468 9910-800390 Handle 170 9910-800210 O-Ring 280 9910-800280 Gear 196 9910-881090 Key 197 9910-800173 Thru-Shaft AP, 5/8" 1101 9910-800810 Driver Gear, 3/4" shaft only 1 9910-801230 Driver Gear, 5/8" shaft only 1102 9910-800820 3/4" Gear Box 1 9910-800821 5/8" Gear Box 1103 9910-800800 Locating Bolt 1104 9910-550460 Elbow 2105 9910-800691 Flange, 1/2" NPT 1106 9910-880280 Bolt 2107 9910-800590 Key 1108 9910-800171 Shaft "GR-Version", 3/4" 1109 9910-KIT1990 Control Unit 1110 9910-180431 Bolt 2111 9910-380241 Washer 2112 9910-800311 Pulley Base 1113 9910-320350 Bolt 4114 9910-480820 Seal 1115 9910-620440 Bolt 4116 9910-820520 Washer 1124 9910-801940 Head 2125 9910-809060V Valve Assembly 4126 9910-880830 O-Ring 4127 9910-550040 O-Ring 1

Ref. Part No. Description Qty.4 9910-620301 Plug 25 9910-800380 O-Ring 16 9910-800020 Flange 17 9910-800172 3/4 Solid Shaft 18 9910-800160 Spacer 112 9910-390440 Nut 413 9910-850850 Bolt 415 9910-800200 Seal 116 9910-800180 Roller Bearing 117 9910-550330 Stud 418 9910-802070 Piston 219 9910-800140 Connecting Rod 220 9910-800130 Piston Pin 221 9910-480370 Roller Bushing 122 9910-480440 O-Ring 523 9910-680360 Bolt 124 9910-800220 Bolt 725 9910-800120 Piston 226 9910-800110 Sleeve 227 9910-800090 Retaining Bolt 228 9910-800350 Plate 230 9910-802080 Piston Ring 231 9910-800085 Diaphragm Desmopan (Std.) 2 9910-80008T Diaphragm Teflon (Opt.) 1 9910-800080 Diaphragm Buna (Opt.) 232 9910-802050 Sleeve 233 9910-740290 O-Ring 134 9910-801960 Oil Sight Glass or 9910-KIT1797 135 9910-800520 Ring Nut 236 9910-390180 O-Ring 137 9910-550450 Ring Nut 138 9910-800340 Hose Barb (Inlet) 3/4" 139 9910-800540 Plug 140 9910-800400 Valve Body 141 9910-550331 Washer 242 9910-801080 Bolt 243 9910-800430 Valve 145 9910-800500 Ring Nut 146 9910-800510 Knob 147 9910-390330 Pin 148 9910-800560 O-Ring 149 9910-800490 Positioning Rod 150 9910-800530 Hose Barb (Outlet) 3/8" 1

Ref. No. Qty. 22 2 31 2 63 1 70 2

105

2260

59

22

58

53

52 51

5035

43 49 48 22 45

47

464287.5 In. Lbs.

10687.5 In. Lbs.

4140483935

57

56

22

580

115

103

101114

4

96

102

1341

116

5615

11387.5 In. Lbs.

12

125 131.2 In. Lbs.126

124

22

70125

12624

175 In. Lbs.

23175 In. Lbs.

27175 In.Lbs

19

18

3032

28

20

97Through Shaft

16

17

73/4”

Solid Shaft

8

108Gear Reduction Shaft

107

21

68

64

63

67200 In. Lbs.

65

61

31

109

62 127

34

33

36 37 38

104

110175 In. Lbs.

111

D252, D252GRGI, D252GRGI58, & D252GRGIAP

Ref. No. Qty.5 122 533 436 148 153 170 1126 4127 1

9910-KIT2409O-Ring Kit

Ref. No. Qty.125 4126 4

9910-KIT2408Valve Kit

9910-KIT1723Diaphragm Kit

Desmopan(Standard)

Ref. No. Qty. 22 2 31 2 63 1 70 2

9910-KIT1723BDiaphragm Kit

BUNA(Optional)

112

9910-KIT1797

3 Oz.80/90 Weight

Crankcase 13 oz. of

Pulsation Dampner20% of Operating Pressure

30W Non Detergent

2625

To serial number 010501From serial number 010602

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