IMI Norgren

Norgren Water Relief Valves

- In-line mounting standard. Optional panel or wall mounting accessories available.
- Can be factory preset.
- Easily disassembled for servicing without removal from airline.
- Brass body with brass or plastic bonnet.

* Do not use these pressure relief valves to relieve pressures outside of those specified.

Part Number
BONNET TYPE
PORT SIZE PTF
V06-121-NNEA
Plastic
1/8
Plastic
1/4
V06-122-NNEA
Brass
1/8
V06-222-NNEA
Brass
1/4

* Relief Pressure Adjustment Range: 3 - 50 PSIG

Part Number
BONNET TYPE
PORT SIZE PTF
Plastic
1/8
Plastic
1/4
V06-122-NNKA
Brass
1/8
Brass
1/4

* Relief Pressure Adjustment Range: 5-100 PSIG

Part Number
TYPE
DESCRIPTION
Mounting Bracket with Panel Nut
Use with Plastic Bonnet
Mounting Bracket with Panel Nut
Use with Brass Bonnet
Panel Mounting Nut
Use with Plastic Bonnet
Panel Mounting Nut
Use with Brass Bonnet
Tamper Resistant Seal Wire
Use with Adjusting Knob
Part Number
TYPE
Elastomers
OPTIONS

Change model number as follows:

Factory Set and Locked (Non-Adjustable) Relief Pressure: Use P in the 7th position. and add the following after the model number:

Plastic Bonnet 

Locking Method: -R = Wire Seal | Relief Setting:  3 to 100 PSIG

Example:
V06-121-PNKA-R075:
Locking Method: Wire Seal
Relief Pressure Setting: 75 PSIG

Brass Bonnet

Locking Method: -K = Lock Nut | Relief Setting: 3 to 100 PSIG

Example:
V06-122-PNAA-K005:
Locking method: Lock Nut
Relief Pressure Setting: 5 PSIG
Relief Valve w/ Gauge: Use G in the 8th position.

SPECIFICATIONS

Fluid: Water or Compressed Air

Temperature Range:
   
  Plastic Bonnet: 35 to 150 Degrees Fahrenheit
  Brass Bonnet: 35 to 175 Degrees Fahrenheit

Gauge Ports: 1/8 PTF

MATERIALS OF CONSTRUCTION

  Body: Brass
  Bonnet: Acetal or Brass
  Valve Seat: PPO Plastic
  Diaphragm: Nitrile


https://catalogs.jhf.com/Pneumatic-and-Hydraulic-Equipment/703/