38 Frame block-style plunger pump

3841HS

Specification

Part number	Description	Per pump
31262	Valve kit, FPM (.0110)	2
31264	Valve kit, EPDM (.0220)	2
33835	Valve kit, NBR (STD)	2

Part number	Description	Per pump
31923	Seal kit, EPDM (.0220)	1
31934	Seal kit, NBR (STD)	1
31961	Seal kit, FPM (.0110)	1
32273	Crankcase Oil Seal Removal and Installation Kit	1

Positions are the balloon numbers on Cat Pumps' exploded view.

Pos	Part number	Description	Qty
5	96049	96049	8
8	134604	134604	2
9	815279	815279	0
10	12398	12398	2
11	13296	13296	2
12	855049	855049	0
15	29326	29326	2
20	126725	126725	3
21	126749	126749	3
22	126593	126593	6
23	122045	122045	6
25	29325	29325	1
31	828710	828710	1
32	43211	43211	1
33	14177	14177	1
34	126743	126743	1
37	92241	92241	1
38	44428	44428	1
40	125753	125753	8
48	25625	25625	1
49	23170	23170	1
50	45936	45936	1
51	16612	16612	1
53	134784	134784	1
54	27488	27488	2
64	43864	43864	3
65	49166	49166	3
69	126587	126587	3
70	100488	100488	3
75	43865	43865	3
88	45676	45676	3
90	46806	46806	3
95	89778	89778	3
96	20189	20189	3
97	11345	11345	3
98	44085	44085	3
99	44084	44084	3
100	44119	44119	3
106	48384	48384	3
107	48380	48380	3
110	701865	-	1
111	701116	701116	1
112	701632	701632	6
113	701329	701329	6
114	701327	701327	3
117	701252	701252	4
118	701077	-	3
126	48383	48383	3
127	46813	46813	6
128	48386	48386	3
141	49483	49483	3
155	17784	17784	6
157	49506	49506	3
163	26143	26143	6
164	48393	48393	6
166	44108	44108	6
167	44109	44109	6
168	44728	44728	6
170	44729	44729	6
171	44644	44644	6
172	89827	89827	6
173	48364	48364	6
174	701278	701278	6
176	701316	701316	2
177	87951	87951	32
185	701866	701866	1
188	701279	701279	12
196	701342	701342	1
250	855042	855042	1

This pump needs 22.98 kW at 765 rpm, more than the largest motor of that speed listed here.

The flange depends on the motor, so it is chosen with the motor.

The coupling depends on the motor shaft, so it is chosen with the motor.