Fittings · Tube Fittings
Back Ferrule
The back ferrule of a twin-ferrule compression fitting. It swages onto the tube surface as the nut is tightened, providing the mechanical grip that holds the tube against pull-out, vibration and thermal cycling while the front ferrule handles sealing.
- Product ID
- FIT-TF-01
- Available Part Nos.
- 17
- Category
- Tube Fittings


PRODUCT IDFIT-TF-01
17PART NO. ROWS
01'T'TUBEOD
Tube Fittings
Product overview
Back Ferrule is a tube fitting configuration for instrumentation tubing and threaded connections.
Tube fittings are defined by connection geometry, tube outside diameter, thread, and the dimensions published for each configuration.
Back Ferrule is available in 17 published Part No. configurations across 2 specification tables. Published fields include 'T'TUBEOD.
Technical data
Specifications
17 published Part No. configurations
Inch size tubing-BF
9 Part Nos.
| Part No. | 'T'TUBEOD | Cart status |
|---|---|---|
| BF2 | 1/8" | |
| BF4 | 1/4" | |
| BF5 | 5/16" | |
| BF6 | 3/8" | |
| BF8 | 1/2" | |
| BF10 | 5/8" | |
| BF12 | 3/4" | |
| BF14 | 7/8" | |
| BF16 | 1" |
Metric Size tubing-BFm
8 Part Nos.
| Part No. | 'T'TUBEOD | Cart status |
|---|---|---|
| BFm3 | 3 | |
| BFm6 | 6 | |
| BFm8 | 8 | |
| BFm10 | 10 | |
| BFm12 | 12 | |
| BFm16 | 16 | |
| BFm20 | 20 | |
| BFm25 | 25 |