Graco Fast-Flo Instructions And Parts List page 21

Displacement Pump Parts
Model 237–449 Displacement Pump, Series A
200 Liter (55 Gallon) Size, Carbon Steel,
Ref.
No. Part No. Description
1 177–152 NUT, packing
2* 178–543 GLAND, female; stainless steel
3* 172–487 V-PACKING;
5* 172–385 GLAND, male; stainless steel
6 178–542 HOUSING, outlet
7 101–281 FITTING, grease
8 104–537 O-RING;
9 214–583 BUNG ADAPTER ASSY
Includes items 10, 11, and 12
10 172–405 . BUSHING; nylon
11 104–542 . SCREW, hex hd; M8 x 1.25
12 210–834 . ADAPTER, bung; carbon steel
13 172–416 CYLINDER
14 177–156 O-RING; Viton
15 217–189 ROD, displacement
16 105–775 NUT, hex; M14 x 1.5
17 177–150 ROD, connecting
18 177–168 HOUSING, valve, piston
19 177–155 VALVE, piston
20 172–393 WASHER; stainless steel
21* 172–489 CUP, piston;
22 177–151 PISTON, pump
23 217–102 VALVE, intake
* These parts are included in Repair Kit 213–013,
which may be purchased separately .
PTFE
Qty.
PTFE
PTFE
PTFE
Packed
Torque to 31 N.m (23 ft–lb).
Torque to 33 N.m (24 ft–lb).
1
Lips of v-packings must face down.
1
Lips of packing must face up.
3
1
1
1
1
2
*2
1
1
1
1
1
1
1
*5
2
1
1
6
1
1
1
1
8
1
10
11
12
13
3*
7
16
*21
22
14
15
17
18
19
20
8
23
03773