Metric threaded fittings (M6x1)
Product / Chromatography
A practical summary of metric threaded nuts from different fitting systems: Flangeless™, Super Flangeless™ and One-Piece Super Flangeless™ options for M6x1 flat-bottom ports.
- Product group
- Fittings and connectors
- Brand
- Biotech Fluidics
Source: manufacturer website (opens in a new tab) · Image: manufacturer website
Order codes and options
37 codes
| Code | Description (manufacturer) | Ports | Pressure rating | Head type | Material | Quote list |
|---|---|---|---|---|---|---|
| P-229 | One-Piece Super Flangeless Fitting for 1/16” OD Tubing | M6 Flat bottom | 1,000 psi (69 bar) | Standard Knurled | PEEK Natural | |
| P-249 | One-Piece Super Flangeless Fitting for 1/16” OD Tubing | 1/4-28 Flat bottom | 1,000 psi (69 bar) | Standard Knurled | PEEK Natural | |
| P-329 | One-Piece Super Flangeless Fitting for 1/8” OD Tubing | M6 Flat bottom | 1,000 psi (69 bar) | Standard Knurled | PEEK Natural | |
| P-349 | One-Piece Super Flangeless Fitting for 1/8” OD Tubing | 1/4-28 Flat bottom | 1,000 psi (69 bar) | Standard Knurled | PEEK Natural | |
| P-213 | Super Flangeless Nut for 1/16” or 1/32” OD Tubing | M6 Flat bottom | –no value | Short Headless Knurled | PEEK Black | |
| P-217 | Super Flangeless Nut for 1/16” or 1/32” OD Tubing | M6 Flat bottom | –no value | Standard Knurled | PPS Black | |
| P-219 | Super Flangeless Nut for 1/16” or 1/32” OD Tubing | M6 Flat bottom | –no value | Short Standard Knurled | PEEK Black | |
| P-317 | Super Flangeless Nut for >1/16” - ≤1/8” OD Tubing | M6 Flat bottom | –no value | Standard Knurled | PPS Black | |
| P-319 | Super Flangeless Nut for 1/8” OD Tubing | M6 Flat bottom | –no value | Short Standard Knurled | PEEK Black | |
| P-337 | Super Flangeless Nut for >1/16” - ≤1/8” OD Tubing | M6 Flat bottom | –no value | Short Headless Knurled | PEEK Black | |
| P-357 | Super Flangeless Fitting for 2.0 mm OD Tubing | M6 Flat bottom | 5000 psi (245 bar) | Standard Knurled | PEEK Black, Natural/SST | |
| M-250 | Super Flangeless Ferrule for 1/16” OD Tubing | 10-32 Flat bottom | 1,000–5,000 psi (69–345 bar) | –no value | PEEK Natural/SST | |
| M-650 | Super Flangeless Ferrule for 1/16” OD Tubing | 6-32 or 6-40 Flat bottom | 750–3,750 psi (52–259 bar) | –no value | PEEK Natural/SST | |
| P-248 | Super Flangeless Ferrule for 1/32” OD Tubing | 1/4-28 or M6 Flat bottom | 2,500 psi (172 bar) | –no value | ETFE Green/SST | |
| P-250 | Super Flangeless Ferrule for 1/16” OD Tubing | 1/4-28 or M6 Flat bottom | 2,500 psi (172 bar) | –no value | PEEK Natural/SST | |
| P-259 | Super Flangeless Ferrule for 1/16” OD Tubing | 1/4-28 or M6 Flat bottom | 1,350 psi (93 bar) | –no value | ETFE Yellow/SST | |
| P-260 | Super Flangeless Ferrule for 1/16” OD Tubing | 1/4-28 Flat bottom | 1,850 psi (128 bar) | –no value | PEEK Natural | |
| P-350 | Super Flangeless Ferrule for 1/8” OD Tubing | 1/4-28 Flat bottom | 2,500 psi (172 bar) | –no value | PEEK Natural/SST | |
| P-352 | Super Flangeless Ferrule for 1/8” OD Tubing | 1/4-28 or M6 Flat bottom | 2,500 psi (172 bar) | –no value | PEEK Black/SST | |
| P-355 | Super Flangeless Ferrule for 1.8 mm OD Tubing | 1/4-28 or M6 Flat bottom | 2,500 psi (172 bar) | –no value | PEEK Natural/SST | |
| P-357-2 | Super Flangeless Ferrule for 2.0 mm OD Tubing | M6 Flat bottom | 5,000 psi (345 bar) | –no value | PEEK Natural/SST | |
| P-359 | Super Flangeless Ferrule for 1/8” OD Tubing | 1/4-28 Flat bottom | 1,000 psi (69 bar) | –no value | ETFE Yellow/SST | |
| P-360 | Super Flangeless Ferrule for 1/8” OD Tubing | 1/4-28 or M6 Flat bottom | 1,500 psi (102 bar) | –no value | PEEK Natural | |
| P-366 | Super Flangeless Ferrule for 2.5 mm OD Tubing | 1/4-28 Flat bottom | 1,000 psi (69 bar) | –no value | PEEK Natural/SST | |
| P-140 | Super Flangeless Ferrule for 3/16” OD Tubing | 5/16-24 Flat bottom | 500 psi (34 bar) | –no value | ETFE Green/SST | |
| P-207 | Flangeless Nut for 1/16” OD Tubing | M6 Flat bottom | –no value | Standard Knurled | Delrin Black | |
| P-207S | Flangeless Nut for 1/16” OD Tubing | M6 Flat bottom | –no value | Short Standard Knurled | Delrin Black | |
| P-247 | Flangeless Nut for 1/16” OD Tubing | M6 Flat bottom | –no value | Short Standard Knurled | PEEK Black | |
| P-307 | Flangeless Nut for 1.8 mm to 1/8” OD Tubing | M6 Flat bottom | –no value | Standard Knurled | Delrin Black | |
| P-307S | Flangeless Nut for 1.8 mm to 1/8” OD Tubing | M6 Flat bottom | –no value | Short Standard Knurled | Delrin Black | |
| P-347 | Flangeless Nut for 1.8 mm to 1/8” OD Tubing | M6 Flat bottom | –no value | Short Standard Knurled | PEEK Black | |
| F-252 | 1/16” OD Tubing Sleeve for 1.0 mm ID Tubing | M6 or 1/4-28 Flat bottom | 500 psi (34 bar) | –no value | FEP Purple | |
| P-342 | Flangeless Ferrule for 1.8 mm OD Tubing | M6 or 1/4-28 Flat bottom | 500 psi (34 bar) | –no value | ETFE Green | |
| P-363R | Flangeless Ferrule for 2.0 mm OD Tubing | M6 or 1/4-28 Flat bottom | 500 psi (34 bar) | –no value | ETFE Red | |
| P-353 | Flangeless Ferrule for 2.5 mm OD Tubing | M6 or 1/4-28 Flat bottom | 500 psi (34 bar) | –no value | ETFE Natural | |
| P-343 | Flangeless Ferrule for 3.0 mm OD Tubing | M6 or 1/4-28 Flat bottom | 500 psi (34 bar) | –no value | ETFE Orange | |
| P-344 | Flangeless Ferrule for 4.0 mm OD Tubing | 5/16-24 Flat bottom | 250 psi (17 bar) | –no value | ETFE Natural |
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Technical specifications
| Port / thread | M6 Flat bottom; 1/4-28 Flat bottom; M6 Flat bottom; 10-32 Flat bottom; 6-32 or 6-40 Flat bottom; 1/4-28 or M6 Flat bottom; 1/4-28 Flat bottom; 5/16-24 Flat bottom; M6 or 1/4-28 Flat bottom; 5/16-24 Flat bottom |
|---|---|
| Material | PEEK Natural; PEEK Black; PPS Black; PEEK Black, Natural/SST; PEEK Natural/SST; ETFE Green/SST; ETFE Yellow/SST; PEEK Black/SST; Delrin Black; FEP Purple; ETFE Green; ETFE Red; ETFE Natural; ETFE Orange |
| Pressure rating | 1,000 psi (69 bar); 5000 psi (245 bar); 1,000–5,000 psi (69–345 bar); 750–3,750 psi (52–259 bar); 2,500 psi (172 bar); 1,350 psi (93 bar); 1,850 psi (128 bar); 5,000 psi (345 bar); 1,500 psi (102 bar); 500 psi (34 bar); 250 psi (17 bar) |
Source: biotechfluidics.com (opens in a new tab) · Manufacturer (IDEX Health & Science) product information: Biotech Fluidics page and part number tables. Values come from the manufacturer and are confirmed at the quotation stage.
