Quick Coupling Division
8145 Lewis Road • Minneapolis, MN 55427
www.parker.com/quickcouplings
B-57
Hydraulic Quick Couplings
D
E
F
G
Nipples
Female Pipe Thread
A
C
B
Couplers
Female Pipe Thread
A
C
B
Male Pipe Thread
D
E
G
F
Male Pipe Thread
* This dimension represents the portion that is exposed when a nipple is inserted into a Parker
DM Series coupler.
Body
New
Old
Thread Dimensions (in.)
Size
Part
Part
Size Overall
Hex Largest Wt. (LB)
(in.)
No.
No.
NPTF Length Size Diameter P/Price
A B C
1/8 DM-121-2FP CDM02-2-2Y 1/8-27 1.42 0.55 0.63 .06
1/8 DM-121-4FP CDM02-2-4Y 1/4-18 1.81 0.67 0.78 .10
Body
New
Old
Thread Dimensions (in.)
Size
Part
Part
Size Overall
Hex Largest Wt. (LB)
(in.)
No.
No.
NPTF Length Size Diameter P/Price
A B C
1/8 DM-121-2MP CDM01-2-2Y 1/8-27 1.50 0.55 0.63 .06
1/8 DM-121-4MP CDM01-2-4Y 1/4-18 1.61 0.55 0.63 .07
Body New
Old Thread Dimensions (in.)
Size
Part
Part
Size Overall Exposed Hex Largest Wt. (lb)
(in.)
No.
No.
NPTF Length Length* Size Diameter P/Price
D E F G
1/8 DM-122-2FP NDM02-2-2Y 1/8-27 1.56 1.03 0.55 0.63 .05
1/8 DM-122-4FP NDM02-2-4Y 1/4-18 1.97 1.44 0.67 0.78 .09
Body
New
Old Thread Dimensions (in.)
Size
Part
Part
Size Overall Exposed Hex Largest Wt. (lb)
(in.)
No.
No.
NPTF Length Length* Size Diameter P/Price
D E F G
1/8 DM-122-2MP NDM01-2-2Y 1/8-27 1.65 1.12 0.55 0.63 .05
1/8 DM-122-4MP NDM01-2-4Y 1/4-18 1.77 1.24 0.55 0.63 .06
* This dimension represents the portion that is exposed when a nipple is inserted into a Parker
DM Series coupler.
Special Purpose–Double Shut-Off
DM Series
B
Hydraulics