| Compatibility & Interchange: |
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| Construction: |
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| Safety Notes: |
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| Additional Information: |
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| D-Series | Automatic Industrial Interchange Socket/Coupler (Female Threads) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Part Number |
Coupling Type |
Body Size |
Thread | Material | Length | Max. OD |
Hex | Max. Working Pressure |
Burst Pressure |
||
| Brass Coupler & Brass Plug: |
Brass Coupler & Steel Plug: |
Brass Coupler & Brass Plug: |
Brass Coupler & Steel Plug: |
||||||||
| 2FF1-B | Socket/Female | 1/4″ | 1/8″ – 27 Female NPTF | Brass | 1.91″ (48.6mm) |
0.93″ (23.5mm) |
3/4″ | 300 PSI (20 bar) |
500 PSI (35 bar) |
8,500 PSI (586 bar) |
9,000 PSI (620 bar) |
| 2FBF1-B | Socket/Female | 1/4″ | 1/8″ – 28 Female BSPP | Brass | 1.91″ (48.6mm) |
0.93″ (23.5mm) |
3/4″ | 300 PSI (20 bar) |
500 PSI (35 bar) |
8,500 PSI (586 bar) |
9,000 PSI (620 bar) |
| 2FF2 | Socket/Female | 1/4″ | 1/4″ – 18 Female NPTF | Steel | 2.07″ (52.6mm) |
0.93″ (23.5mm) |
3/4″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 6,500 PSI (448 bar) |
||
| 2FF2-B | Socket/Female | 1/4″ | 1/4″ – 18 Female NPTF | Brass | 2.07″ (52.6mm) |
0.93″ (23.5mm) |
3/4″ | 300 PSI (20 bar) |
500 PSI (35 bar) |
8,500 PSI (586 bar) |
9,000 PSI (620 bar) |
| 2FF2-S | Socket/Female | 1/4″ | 1/4″ – 18 Female NPTF | 303 Stainless | 2.07″ (52.6mm) |
0.93″ (23.5mm) |
3/4″ | 303 S.S. Coupler & 303 S.S. Plug: 500 PSI (35 bar) |
303 S.S. Coupler & 303 S.S. Plug: 11,500 PSI (795 bar) |
||
| 2FBF2-B | Socket/Female | 1/4″ | 1/4″ – 19 Female BSPP | Brass | 2.07″ (52.6mm) |
0.93″ (23.5mm) |
3/4″ | 300 PSI (20 bar) |
500 PSI (35 bar) |
8,500 PSI (586 bar) |
9,000 PSI (620 bar) |
| 2FF3-B | Socket/Female | 1/4″ | 3/8″ – 18 Female NPTF | Brass | 2.10″ (53.4mm) |
0.93″ (23.5mm) |
13/16″ | 300 PSI (20 bar) |
500 PSI (35 bar) |
8,500 PSI (586 bar) |
9,000 PSI (620 bar) |
| 2FF3-S | Socket/Female | 1/4″ | 3/8″ – 18 Female NPTF | 303 Stainless | 2.10″ (53.4mm) |
0.93″ (23.5mm) |
13/16″ | 303 S.S. Coupler & 303 S.S. Plug: 500 PSI (35 bar) |
303 S.S. Coupler & 303 S.S. Plug: 11,500 PSI (795 bar) |
||
| 2FBF3-B | Socket/Female | 1/4″ | 3/8″ – 19 Female BSPP | Brass | 2.13″ (54.2mm) |
0.93″ (23.5mm) |
13/16″ | 300 PSI (20 bar) |
500 PSI (35 bar) |
8,500 PSI (586 bar) |
9,000 PSI (620 bar) |
| 3FF2 | Socket/Female | 3/8″ | 1/4″ – 18 Female NPTF | Steel | 2.41″ (61.2mm) |
1.13″ (28.6mm) |
7/8″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 19,500 PSI (1,345 bar) |
||
| 3FF3 | Socket/Female | 3/8″ | 3/8″ – 18 Female NPTF | Steel | 2.41″ (61.2mm) |
1.13″ (28.6mm) |
7/8″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 19,500 PSI (1,345 bar) |
||
| 3FF3-S | Socket/Female | 3/8″ | 3/8″ – 18 Female NPTF | 303 Stainless | 2.41″ (61.2mm) |
1.13″ (28.6mm) |
7/8″ | 303 S.S. Coupler & 303 S.S. Plug: 500 PSI (35 bar) |
303 S.S. Coupler & 303 S.S. Plug: 20,500 PSI (1,415 bar) |
||
| 3FBF3 | Socket/Female | 3/8″ | 3/8″ – 19 Female BSPP | Steel | 2.42″ (61.5mm) |
1.13″ (28.6mm) |
7/8″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 19,500 PSI (1,345 bar) |
||
| 3FF4 | Socket/Female | 3/8″ | 1/2″ – 14 Female NPTF | Steel | 2.63″ (66.9mm) |
1.13″ (28.6mm) |
1″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 19,500 PSI (1,345 bar) |
||
| 4FF3** | Socket/Female | 1/2″ | 3/8″ – 18 Female NPTF | Steel | 2.85″ (72.5mm) |
1.24″ (31.4mm) |
1″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 15,500 PSI (1,070 bar) |
||
| 4FF4** | Socket/Female | 1/2″ | 1/2″ – 14 Female NPTF | Steel | 3.06″ (77.8mm) |
1.24″ (31.4mm) |
1″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 15,500 PSI (1,070 bar) |
||
| 4FF4-S | Socket/Female | 1/2″ | 1/2″ – 14 Female NPTF | 303 Stainless | 3.06″ (77.8mm) |
1.24″ (31.4mm) |
1″ | 303 S.S. Coupler & 303 S.S. Plug: 500 PSI (35 bar) |
303 S.S. Coupler & 303 S.S. Plug: 15,000 PSI (1,035 bar) |
||
| 4FBF4 | Socket/Female | 1/2″ | 1/2″ – 14 Female BSPP | Steel | 3.09″ (78.4mm) |
1.24″ (31.4mm) |
1″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 15,500 PSI (1,070 bar) |
||
| 4FF6** | Socket/Female | 1/2″ | 3/4″ – 14 Female NPTF | Steel | 3.15″ (79.9mm) |
1.24″ (31.4mm) |
1-3/16″ | Steel Coupler & Steel Plug: 500 PSI (35 bar) |
Steel Coupler & Steel Plug: 15,500 PSI (1,070 bar) |
** Can be used with DQC J-series Automotive plugs
| DF-Series | Industrial Interchange Plug (Female Threads) | ||||||||
|---|---|---|---|---|---|---|---|---|
| Part Number |
Coupling Type |
Body Size |
Thread | Material | Length | Max. OD |
Hex | Working Pressure / Burst Pressure when Connected to: |
| D2F1 | Plug/Male | 1/4″ | 1/8″ – 27 Female NPTF | Steel | 1.44″ (36.6mm) |
0.65″ (16.5mm) |
9/16″ |
|
| D2F2 | Plug/Male | 1/4″ | 1/4″ – 18 Female NPTF | Steel | 1.66″ (42.2mm) |
0.79″ (20.1mm) |
11/16″ |
|
| D2F2-B | Plug/Male | 1/4″ | 1/4″ – 18 Female NPTF | Brass | 1.66″ (42.2mm) |
0.79″ (20.1mm) |
11/16″ |
|
| D2F2-S | Plug/Male | 1/4″ | 1/4″ – 18 Female NPTF | 303 Stainless | 1.66″ (42.2mm) |
0.79″ (20.1mm) |
11/16″ |
|
| D2BF2 | Plug/Male | 1/4″ | 1/4″ – 19 Female BSPP | Steel | 1.66″ (42.2mm) |
0.79″ (20.1mm) |
11/16″ |
|
| D2F3 | Plug/Male | 1/4″ | 3/8″ – 18 Female NPTF | Steel | 1.66″ (42.2mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D2F3-B | Plug/Male | 1/4″ | 3/8″ – 18 Female NPTF | Brass | 1.66″ (42.2mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D2F3-S | Plug/Male | 1/4″ | 3/8″ – 18 Female NPTF | 303 Stainless | 1.66″ (42.2mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D2BF3 | Plug/Male | 1/4″ | 3/8″ – 19 Female BSPP | Steel | 1.66″ (42.2mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D3F2 | Plug/Male | 3/8″ | 1/4″ – 18 Female NPTF | Steel | 1.78″ (45.2mm) |
0.79″ (20.1mm) |
11/16″ |
|
| D3F3 | Plug/Male | 3/8″ | 3/8″ – 18 Female NPTF | Steel | 1.78″ (45.2mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D3F3-B | Plug/Male | 3/8″ | 3/8″ – 18 Female NPTF | Brass | 1.78″ (45.2mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D3F3-S | Plug/Male | 3/8″ | 3/8″ – 18 Female NPTF | 303 Stainless | 1.78″ (45.2mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D3BF3 | Plug/Male | 3/8″ | 3/8″ – 19 Female BSPP | Steel | 1.78″ (45.2mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D3F4 | Plug/Male | 3/8″ | 1/2″ – 14 Female NPTF | Steel | 1.94″ (49.3mm) |
1.16″ (29.5mm) |
1″ |
|
| D4F3 | Plug/Male | 1/2″ | 3/8″ – 18 Female NPTF | Steel | 2.10″ (53.3mm) |
1.01″ (25.7mm) |
7/8″ |
|
| D4F4 | Plug/Male | 1/2″ | 1/2″ – 14 Female BSPP | Steel | 2.27″ (57.7mm) |
1.16″ (29.5mm) |
1″ |
|
| D4F4-B | Plug/Male | 1/2″ | 1/2″ – 14 Female NPTF | Brass | 2.27″ (57.7mm) |
1.16″ (29.5mm) |
1″ |
|
| D4F4-S | Plug/Male | 1/2″ | 1/2″ – 14 Female NPTF | 303 Stainless | 2.27″ (57.7mm) |
1.16″ (29.5mm) |
1″ |
|
| D4BF4 | Plug/Male | 1/2″ | 1/2″ – 14 Female BSPP | Steel | 2.27″ (57.7mm) |
1.16″ (29.5mm) |
1″ |
|
| D4F6 | Plug/Male | 1/2″ | 3/4″ – 14 Female NPTF | Steel | 2.30″ (58.4mm) |
1.37″ (34.8mm) |
1-3/16″ |
|
| D4F6-B | Plug/Male | 1/2″ | 3/4″ – 14 Female NPTF | Brass | 2.30″ (58.4mm) |
1.37″ (34.8mm) |
1-3/16″ |
|
| D6F4 | Plug/Male | 3/4″ | 1/2″ – 14 Female NPTF | Steel | 2.22″ (56.4mm) |
1.52″ (38.6mm) |
1-5/16″ |
|
| D6F6 | Plug/Male | 3/4″ | 3/4″ – 14 Female NPTF | Steel | 2.22″ (56.4mm) |
1.52″ (38.6mm) |
1-5/16″ |
|
| D6F8 | Plug/Male | 3/4″ | 1″ – 11-1/2 Female NPTF | Steel | 2.41″ (61.2mm) |
1.80″ (45.7mm) |
1-9/16″ |
|






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