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Hofmann Fluid Power, Inc.

Plug Profiles (pdf) Fluid Compatibility Coupling Design/Selection Product Attributes

Call 815.744.8300

Snap Tite Interchange

Snaptite H & IH Interchange

Series HH and HI couplers are offered in one-way, two-way, and straight through valving combinations and are available in solid brass or plated steel construction. Buna seals come standard and can be ordered with male or female pipe threads. We also offer sleeve locks to prevent with accidental disconnection.


 

Two Way Valved Sockets

Specifications

FNPT Thread Steel Brass
FNPT 1/4" HHS2F2 HHS2F2B
3/8" HHS3F3 HHS3F3B
1/2" HHS4F4 HHS4F4B
MNPT Thread Steel Brass
MNPT 1/4" HHS2M2 HHS2M2B
3/8" HHS3M3 HHS3M3B
1/2" HHS4M4 HHS4M4B

 


Two Way Valved Plugs

FNPT Thread Steel Brass
FNPT 1/4" HHP2F2 HHP2F2B
3/8" HHP3F3 HHP3F3B
1/2" HHP4F4 HHP4F4B
MNPT Thread Steel Brass
MNPT 1/4" HHP2M2 HHP2M2B
3/8" HHP3M3 HHP3M3B
1/2" HHP4M4 HHP4M4B

 


One Way Sockets

FNPT Thread Socket Steel
FNPT 1/8" N/A
1/4" HIS2F2
3/8" HIS3F3
1/2" HIS4F4
MNPT Thread Socket Steel
MNPT 1/4" HIS2M2
3/8" HIS3M3
1/2" HIS4M4

 

Straight Thru Plugs

FNPT Unvalved
Plug Steel
Brass
FNPT HH21F N/A
HH22F HH22FB
HH33F HH33FB
HH44F HH44FB
MNPT Unvalved Plug Steel Brass
MNPT HH22M HH22MB
HH33M HH33MB
HH44M HH44MB

 

Straight Thru Sockets

FNPT Unvalved
Socket Steel
Brass
FNPT N/A N/A
HHS2 HHS2B
HHS3 HHS3B
HHS4 HHS4B
MNPT Unvalved Socket Steel Brass
MNPT N/A N/A
N/A N/A
N/A N/A

 


Working Pressure
HH Two Way

Body Size Steel PSIG Brass PSIG
1/4" 3250 2000
3/8" 2250 1200
1/2" 1800 1200

HH Straight Thru

Body Size Steel PSIG Brass PSIG
1/4" 3000 3000
3/8" 4000 3500
1/2" 4000 2500

HI One Way

Body Size Steel PSIG
1/4" 3000
3/8" 2250
1/2" 2000

 


HH and HIH Coupler Info Specs
Standard Seals: Buna-N

Type:
HH - Two way shut-off and straight-thru
HI - One way shut-off

Suffix Adders
-VT
(Viton)
-EP (Ethylene Propylene)
-SI (Silicone)
-NE (Neoprene)

Options
SL
– Locks against accidental disconnect. To connect again align ball with slot. After disconnection, rotate sleeve to lock. To disconnect, realign ball with slot and retract sleeve.

To order add suffix -SL to socket catalog numbers.

Operation
Manual - socket sleeve must be manually retracted to connect and disconnect.

Interchangeability:
HH Series interchanges with Snap-Tite “H” Series.
HI Series interchanges with Snap-Tite “IH” Series.