Salient Features
- ✔ Screwed Female Ends to IS 554 / BS 21 / ISO 7.
- ✔Screwed in Bonnet.
- ✔Material – Full brass forged body & NBR Seal
- ✔Suitable for both Horizontal and Vertical Lines.
- ✔Permits flow in one direction and shuts automatically if the flow reverses.
- ✔Disc is guided in Body as well as in Bonnet.
- ✔ Natural Brass Finish
Test Pressure (Hydrostatic)
- ✔ Shell: 15 kg/cm2g (220 psig)
- ✔ Seat: 10 kg/cm2g (150 psig)
- ✔ Maximum Working Temperature: 100°C
- ✔ SUITABLE FOR : Water, Oil.
Material Specification
| Part | Name of Part | Material | Qty |
|---|---|---|---|
| 1 | Body | Forged Brass CW614N | 1 |
| 2 | Spring | Stainless Steel | 1 |
| 3 | Disc | Brass CW614N | 1 |
| 4 | Disc Washer | NBR | 1 |
| 5 | Bonnet | Forged Brass CW614N | 1 |
Sizes / Dimensions
| Part | Name of Part | Material | Qty |
|---|---|---|---|
| 21015FF | 1/2″(15mm) | 46 | 1/2″ |
| 21020FF | 3/4″(20mm) | 50 | 3/4″ |
| 21025FF | 1″(25mm) | 52 | 1″ |
| 21032FF | 1.1/4″(32mm) | 64 | 1.1/4″ |
| 21040FF | 1.1/2″(40mm) | 72 | 1.1/2″ |
| 21050FF | 2″(50mm) | 76 | 2″ |
All Dimensions are in mm
(~ ± 10mm)
