Breaking Down Gear Pumps Code

JGP

51

-

C

-

3

46

-

BI

-

IR

07

-

11

-

B

-

IF

12

-1

Gear pump expanded with shaft end cover highlighted

1

Pump w/o Shaft Bearing (Clockwise Rotation)

2

Pump w/o Shaft Bearing (Counter-clockwise Rotation)

3

Pump w/o Shaft Bearing (Double Rotation)

4

Pump w/ Shaft Bearing (Clockwise Rotation)

5

Pump w/ Shaft Bearing (Counter-clockwise Rotation)

6

Pump w/ Shaft Bearing (Double Rotation)

8

Motor w/ Shaft Bearing & 1/4" Drain Port

9

Motor w/o Shaft Bearing & 1/4" Drain Port

00

PAD MOUNT

35

SAE 2/4 BOLT B FLANGE TYPE 2

42

SAE 4 BOLT B FLANGE

46

SAE B 2/4 MOUNT

78

SAE 4 BOLT C FLANGE

91

PIGGYBACK 51-51

92

PIGGYBACK 76-51

96

SAE 2 BOLT B FLANGE TYPE 2

97

SAE 2 BOLT B FLANGE

98

SAE 2 BOLT C FLANGE

99

SAE 2 BOLT C FLANGE TYPE 2

	00	35	42	46	78	91	92	96	97	98	99
1	X		X	X	X	X	X	X	X	X	X
2	X		X	X	X	X	X	X	X	X	X
3	X		X	X	X	X	X	X	X	X	X
4	X		X	X	X				X	X
5	X		X	X	X				X	X
6	X		X	X	X				X	X
8	X		X	X	X			X	X	X
9	X	X	X	X	X				X	X	X

Gear pump expanded with port end cover highlighted

Orientation is viewed from the shaft end

BLANK
Single		Tandem		Left	Right
	Ext. Studs		Ext. Studs
BE	BY	BI	BY	Blank	Blank

NPT
Single		Tandem		Left	Right
	Ext. Studs		Ext. Studs
LE	LY	LI	LY	Blank	0.75"
KE	KY	KI	KY	0.75"	Blank
ME	MY	MI	MY	0.75"	0.75"
YY	TE	YY	TE	1.25"	1.25"
ZZ	ZY	ZZ	ZY	1.5"	1.5"

ORB
Single		Tandem		Left	Right
	Ext. Studs		Ext. Studs
DE		DI	DY	Blank	0.75"
CE	CY	CI	CY	0.75"	Blank
FE	FY	FI	FY	0.75"	0.75"
HE	HY	HI	HY	0.75"	1"
GE	GY	GI	GY	1"	0.75"
JE	JY	JI	JY	1"	1"
		HU		1"	1.25"
GU				1.25"	1"
AR, YE		AR, YE		1.25"	1.25"
BT		BT		1.5"	1.5"

Gear pump expanded with gear section highlighted

Orientation is viewed from the shaft end.
NPT Porting is NOT RECOMMENDED for pressures above 1500 psi.
Ports marked with an 'X' are recommended porting - for all other porting please consult John Gear Pumps.

BLANK
	Left	Right	07	10	12	15	17	20	22	25
AB	Blank	Blank	X	X	X	X	X	X	X	X
XX	Blank	Blank

BSPP
	Left	Right	07	10	12	15	17	20	22	25
RQ	Blank	1"					X

METRIC S.F.
	Left	Right	07	10	12	15	17	20	22	25
QO	1.25"	1.5"				X	X	X	X	X
SO	1.5"	1.25"					X	X	X	X
JM	2"	1.25"						X		X

NPT
	Left	Right	07	10	12	15	17	20	22	25
IM	Blank	0.5"	X	X
ID	Blank	0.75"		X	X	X	X
YD	Blank	1"			X	X	X	X	X
IB	Blank	1.25"				X	X	X	X	X
YB	Blank	1.5"						X
IL	0.5"	Blank	X	X
IR	0.5"	0.5"	X
IC	0.75"	Blank		X	X	X
IF	0.75"	0.75"		X	X	X	X	X
IG	0.75"	1"		X	X	X
YC	1"	Blank			X	X	X	X
IJ	1"	0.75"		X	X	X	X	X
YF	1"	1"			X	X	X	X	X	X
YG	1"	1.25"				X	X	X	X
YH	1"	1.5"						X
IA	1.25"	Blank				X	X	X
IK	1.25"	0.75"				X	X	X
YJ	1.25"	1"				X	X	X	X	X
HY	1.25"	1.25"						X	X	X
YL	1.25"	1.25"					X	X	X	X
YM	1.25"	1.5"						X	X	X
YA	1.5"	Blank						X
YK	1.5"	1"								X
YP	1.5"	1.25"						X	X	X
HY	1.5"	1.5"						X	X	X
YR	1.5"	1.5"						X	X	X

ORB
	Left	Right	07	10	12	15	17	20	22	25
ED	Blank	0.75"		X	X	X	X	X
AD	Blank	1"		X	X	X	X	X	X	X
AO	Blank	1.25"				X	X	X	X	X
AU	Blank	1.5"						X	X	X
EC	0.75"	Blank		X	X	X	X	X
EF	0.75"	0.75"		X	X	X	X	X
EG	0.75"	1"		X	X	X	X
EH	0.75"	1.25"				X	X
EZ	0.875"	Blank			X
EL	0.875"	1"		X	X
AC	1"	Blank		X	X	X	X	X
EJ	1"	0.75"		X	X	X	X	X
EM	1"	0.875"		X	X
AF	1"	1"			X	X	X	X	X	X
AG	1"	1.25"				X	X	X		X
AH	1"	1.5"					X	X	X
AA	1.25"	Blank				X	X	X	X	X
EK	1.25"	0.75"				X	X
AJ	1.25"	1"				X	X	X	X	X
AL	1.25"	1.25"				X	X	X	X	X
HA	1.25"	1.25"						X	X	X
AM	1.25"	1.5"						X	X	X
AE	1.5"	Blank						X	X	X
AK	1.5"	1"					X	X	X	X
AP	1.5"	1.25"						X	X	X
AR	1.5"	1.5"							X	X
HA	1.5"	1.5"						X	X	X

SAE S.F.
	Left	Right	07	10	12	15	17	20	22	25
OD	Blank	1"			X	X	X	X	X	X
OB	Blank	1.25"			X	X	X	X	X	X
OU	Blank	1.5"				X	X	X	X	X
UC	0.75"	Blank		X	X	X
UD	0.75"	Blank		X	X	X	X
UF	0.75"	0.75"		X	X	X	X	X	X	X
UG	0.75"	1"		X	X	X	X	X
UH	0.75"	1.25"			X
OC	1"	Blank			X	X	X	X	X	X
UJ	1"	0.75"		X	X	X	X	X
OF	1"	1"			X	X	X	X	X	X
OG	1"	1.25"			X	X	X	X	X	X
OH	1"	1.5"				X	X	X	X	X
UB	1"	2"						X	X	X
OA	1.25"	Blank			X	X	X	X	X	X
UK	1.25"	0.75"			X
OJ	1.25"	1"			X	X	X	X	X	X
OL	1.25"	1.25"				X	X	X	X	X
OM	1.25"	1.5"				X	X	X	X	X
ON	1.25"	2"						X	X	X
OE	1.5"	Blank				X	X	X	X	X
OK	1.5"	1"				X	X	X	X	X
OP	1.5"	1.25"			X	X	X	X	X	X
OR	1.5"	1.5"				X	X	X	X	X
OS	1.5"	2"						X	X	X
UQ	2"	1"						X	X	X
OQ	2"	1.25"						X	X	X
OV	2"	1.5"						X	X	X
OX	2"	2"								X

Gear pump expanded with bearing carrier highlighted

BLANK
Input	Output	CW	CCW	BI
Blank	Blank	A	D	B

BSPP
Input	Output	CW	CCW	BI
1.5"	Blank	FX

METRIC S.F.
Input	Output	CW	CCW	BI
1.25"	0.75"		WD

NPT
Input	Output	CW	CCW	BI
1"	Blank	TB	BT
1"	0.75"	TJ	JT
1"	1"			(TT)
1.25"	Blank	VB	BV
1.25"	0.75"	VJ	JV
1.25"	1"	VZ	ZV
1.25"	1.25"			(VV)
1.5"	Blank	WB	BW
1.5"	0.75"	WX	XW
1.5"	1"	WZ	ZW
1.5"	1.5"			(WW)

ORB
Input	Output	CW	CCW	BI
Blank	0.75"	PJ	JP
Blank	1"	HZ	ZH
1"	Blank	CB	BC
1"	0.75"	CR	RC
1"	1"			(CC)
1.25"	Blank	DB	BD
1.25"	0.75"	DJ	JD
1.25"	1"	DK	KD
1.25"	1.25"			(BB)
1.5"	Blank	FB	BF
1.5"	0.75"	FJ	RF
1.5"	1"	FK	KF
1.5"	1.5"			(FF)

SAE S.F.
Input	Output	CW	CCW	BI
Blank	0.75"	BR	RB
1"	Blank	LB	BL
1"	0.75"	LX	RL
1"	1"			(LL)
1.25"	Blank	MB	BM
1.25"	0.75"	MR	XM
1.25"	1"	MZ	ZM
1.25"	1.25"			(MM)
1.5"	Blank	NB	BN
1.5"	0.75"	NX	RN
1.5"	1"	NS	ZN
1.5"	1.5"			(NN)

Gear pump expanded with shaft highlighted

Code	Description	Single - A	Tandem - B	Continental - C
2	KEYED 1-1/8D			C
7	SAE-C ANSI-32-4 SPLINE 1-1/4D, 14T	A	B	C
11	SAE-C ANSI-32-1 KEYED 1-1/4D	A	B	C
22	PIGGY BACK 51 / 51			C
23	PIGGYBACK 76 / 51			C
25	SAE-B ANSI-22-4 SPLINE 7/8D, 13T	A	B	C
43	SAE-BB ANSI-25-1 KEYED 1D	A	B	C
53	SAE-C SPLINE 1-1/4D, 14T, TYPE 2	A	B
65	SAE-B ANSI-22-4 SPLINE 7/8D, 13T, TYPE 2	A	B
73	SAE-C KEYED / INT-THREADED 1-1/4D, 1/2TD			C
98	SAE-BB ANSI-25-4 SPLINE 15T			C