Hitachi 312350E Displacement Pump Parts, Reciprocator Parts, Part No. Description

Reciprocator Parts

Ref.
No.	Part No. Description		Qty.
1	106470	ELBOW, straight thread, 3/4-16	1
		unf-2a x 3/4-16 unf-2a, 37° flare
		includes item 1a
1a	110987	O-RING	1
2	178179	WASHER, sealing	1
3	160276	CAPSCREW, hex hd, 3/8-24 x 5/8”	1
4*	104093	O-RING	1
5	112568	ADAPTER, pip, 3/4 unf (m) 1/2 npt	1
		(f), steel, includes item 5a
5a	110987	O-RING	1
6	108437	SPRING, compression, steel	1
7	100069	BALL, 1/4” dia. steel	2
8		ADAPTER, pump	1
9	189077	YOKE, valve	1
10*		GASKET, seal	1
11	192537	NUT, retainer	1
12		ROD, trip	1
13*	106274	O-RING, buna-N	2
14	116343	SCREW, grounding	1
15	113194	SCREW, cap, socket hd	2
16*	108952	PACKING, v-block	1
17	105765	O-RING	2
18	114231	LOCKNUT, hex, 1/4-28 unf-3b steel	1
		and nylon
19	193757	BEARING	1
20		RETAINER, spring	2
21	178189	SPRING, compression, steel	1
22	192656	PISTON, cs	1
23*	178226	SEAL, piston, glass-filled PTFE	1
24*	178207	BEARING, piston, bronze-filled	1
		PTFE
25	178229	CYLINDER, motor, cs	1
26	192654	STOP, valve, cs	1
27	105510	WASHER, lock, spring	1
28	100139	PLUG, pipe	1
29	189072	SLEEVE, valve, steel	1
30	178181	PLATE, cap	1
31	187176	CAP, cylinder, top	1
32	186225	CAP, cylinder, bottom	1
34	188078	ROD, displacement	1
35		ROD, displacement	1
36	100307	NUT, full, hex; 3/8-16 unc-2b	4
37	100133	LOCKWASHER, 3/8”	4
38	187405	ROD, tie, 8.5” shoulder to shoulder,	4
		3/8-16 unc-2a, cs
39	155685	O-RING	1
40▲	179885	LABEL, Warning	1
43		HOUSING, motor	1
44*†	114179	PACKING, u-cup	1
45	217221	TUBE, inlet	1
46	120557	CAPSCREW, sch, 3/18-16	4
		unc-2a x 4.5”
49*	108014	PACKING, o-ring	1

Reciprocator Parts

Ref.
No.	Part No. Description		Qty.
51	104092	CAPSCREW, sch; 10-24,	2
		unrc-3a x 5/8”
52	106115	LOCKWASHER, spring, 3/8”	4
58	110064	PLUG, pipe, vented, 1/8-27 npt (f)	1
60	107197	TEE, includes item 60a	1
60a	110987	O-RING	1
61	192653	VALVE, spool	1
66	103147	PLUG, pipe	1
71▲	189285	LABEL, hot surface	1

▲Replacement Danger and Warning labels, tags, and cards are available at no cost.

*These parts and items 202 on page 20 are included in Kit 247455 (purchase separately).

†These parts are included in Kit 241623 (purchase sepa- rately).

Assembly Tool 189305 required for repairing the reciprocator.

Displacement Pump Parts

See FIG. 13, page 17.

Model 247540, 60# Automatic Lube Pump

Module Length

Model 247443, 120# Drum Length

Model 247450, 400# Drum Length

Ref
No.	Part No. Description		Qty
102	196184	PISTON, 50:1	1
103	196185	WASHER, retainer	1
104†	114171	PACKING, u-cup	1
106†	100065	BALL	1
107	15R104	ROD, connecting, model 247540	1
	15M382	ROD, connecting, model 247443	1
	15M445	ROD, connecting, model 247450	1
108	192540	ROD, shovel, 50:1	1
109	192538	CYLINDER, pump, 50:1	1
110†	192533	GASKET, seal	1
111†	192534	BEARING	1
112†	114178	PACKING, u-cup	1
113	192531	RETAINER, seal	1
114	15R103	TUBE, spacer, model 247540	1
	15M381	TUBE, spacer, model 247443	1
	15M444	TUBE, spacer, model 247450	1
116	192660	PISTON, shovel, 50:1	1
117	192539	TUBE, shovel	1

†These parts are included in Kit 241623 (purchase sepa- rately).

312350E 19