Graco 253377 Instructions-Parts List Manual page 27

NOTE: The parts listed on this page are common to all
displacement pumps covered in this manual. The pumps use
different packing configurations. Standard Models 222805,
241956, 249992, and 687055 use stainless steel cap screws
with washers.
Ref.
No. Part No. Description
1 184276 ROD, displacement; stainless steel
(used on 222796, 222805, 222988,
246925, 687055, C59703 and
246987)
687118 ROD, displacement; ceramic (used
on 241956 and 246988)
15G852 ROD, displacement; sst (used on
249992 only)
3 24U019 PACKING NUT/WET-CUP; SST
4 184387 FITTING, outlet; 1–1/2 in. npt (m) x
M42 x 20; stainless steel
15B316 FITTING, outlet; 3/4 in. npt (m) x
M42 x 20; SST (used on 687055)
5 109213 O-RING; PTFE
6 184072 SEAL; acetal
7 184461 CYLINDER; stainless steel
15G853 CYLINDER, sst (used on 249992
only)
9 184283 GUIDE, ball, piston; stainless steel

10 102973 BALL, piston; stainless steel; 1.25 in.
(31.8 mm) dia.(used on 222805,
687055)
112267 BALL, piston; tungsten; 1.25 in. (31.8
mm) dia.(used on C59703, 241956
and246925)
** 15C869 BALL, piston; silicone nitride; 1.25 in.
(31.8 mm) dia.(used on 246987,
246988 and 249992)
12 222795 HOUSING, seat, piston valve;
stainless steel w/tungsten carbide
seat
253743 HOUSING, seat, piston valve (used
on 249992 only)
Parts
14 184282
15 222838
253742
16 110294
C59027
Qty.
** 15C868
1
17 184390
1
19 184389
27* 102857
1
34 184392
1
35 190293
1
36 101748
1
1
2
* These parts are included in Packing Repair Kit
1
222845,which may be purchased separately for
Displacement Pumps 222805, 241956, and 687055. They
1
are also included in the packing conversion kits described
1
on pages30 and 32.
** Included with Packing Repair Kit 249098.
1

Keep these spare parts on hand to reduce down time.
1
1
1
1
GUIDE, ball, intake; stainless steel
HOUSING, seat, intake valve;
stainless steel w/tungsten carbide
seat
HOUSING, seat, intake valve (used
on 249992 only)
BALL, intake; stainless steel; 2 in.
(50.8 mm) dia.
BALL, intake; carbide;2 in. (50.8
mm) dia. (used on C59703, 241956
and246925)
BALL, intake; silicone nitride; 2 in.
(50.8 mm) dia.(used on 246987,
246988 and 249992)
HOUSING, intake; stainless steel
HOUSING, outlet, pump
O-RING; PTFE
HOUSING, valve; 3/8–18 npt x
1/2–20unf-2b (not used on 249992)
PLUG, valve; 1/2–20 unf-2a (not
used on 249992)
PLUG, pipe, sst (Replaces both 34
and 35 on 246987,246988 and
249992)
1
1
1
1
1
1
1
1
1
1
1
1
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