My shopping cart
Your cart is currently empty.
Continue Shopping3H21 Eaton Hansen HK 1-8 Series Female Socket 3/8-18 NPTF VALVED - ISO 7241-1 B Interchange Steel Quick Disconnect - Standard Buna-N Seal Replaces FD45-1003-06-06
Eaton's HK Series coupling sets the industry standard for ISO B Couplings. The HK Series features a rugged ball latch mechanism with automatic self-sealing poppet valves in a wide array of port configurations and multiple valved and non-valved configurations.
See How to Order Please reference Fluid Compatibility Chart (Both the elastomer and metal must be considered when determining suitability of combination for a coupling)SPECIFICATIONS
Applications & Markets: |
|
|
|
|
---|---|---|---|---|
Features: | Meets dimensional requirements to ISO Standard 7241-1 Series B | Self-sealing poppet valve design provides excellent high and low pressure sealing | Standard seal material: Buna-N | PTFE backup rings in sockets (females) |
Seal Elastomer options Max. Operation Temperature Range**: | Buna-N 40°F to +250°F -40°C to +121°C | Neoprene -65°F to +212°F -54°C to +100°C | EPDM (Ethylene Propylene Rubber) -65°F to +300°F -54°C to +149°C | FKM (Fluorocarbon) -15°F to +400°F -29°C to +204°C |
**Based on Eaton recommended temperatures (for reference only) For seals not listed call 330-535-7105
Physical Characteristics
Series | Body Size | ISO Size | Nominal Flow Diameter | Max. Operating Pressure | Rated Flow | Air Inclusion | Fluid Loss | ||
---|---|---|---|---|---|---|---|---|---|
in | mm | mm | bar | psi | lpm | gpm | cc.max. | cc.max. | |
1HK | 1/8 | 5 | 4.4 | 275 | 4000 | 3 | 0.8 | 0.6 | 0.5 |
2HK | 1/4 | 6.3 | 5.9 | 345 | 5000 | 12 | 3 | 1.2 | 0.9 |
3HK | 3/8 | 10 | 7.8 | 275 | 4000 | 23 | 6 | 2.9 | 2.1 |
4HK | 1/2 | 12.5 | 10 | 345 | 5000 | 45 | 12 | 3.6 | 3.5 |
6HK | 3/4 | 20 | 17 | 275 | 4000 | 100 | 26 | 11.5 | 9.3 |
8HK | 1 | 25 | 19.6 | 275 | 4000 | 189 | 50 | 18.0 | 16.9 |
10HK | 1 1/4.* | - | 26.7 | 118 | 1700 | 288 | 76 | 48.0 | 48.0 |
12HK | 1 1/2 | 40 | 35.1 | 152 | 2200 | 375 | 99 | 91.3 | 91.3 |
20HK | 2 1/2 | 50 | 46 | 104 | 1500 | 757 | 200 | 209.9 | 209.9 |
*For questions related to vacuum please contact Eaton **No ISO Standard available for the 10HK
![]() |
||||||||||
---|---|---|---|---|---|---|---|---|---|---|
NV = No Valve | VAA = Valve Actuator Assembly | SL = Sleeve Lock (Sockets Only) | ||||||||||
Part Number | Seal Elastomer | Valved | Body Size | ISO Size | Thread Size (Female) | Dimensions | ||||
in | mm | NPTF | BSPP | SAE | A | B | Across Flats | |||
in (mm) | in (mm) | in (mm) | ||||||||
1H11 | Standard Buna-N | Yes | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11118 | Neoprene | Yes | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11143 | FKM | Yes | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11146 | Special Buna-N* | Yes | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11192 | EPDM† | Yes | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11BS | Standard Buna-N | Yes | 1/8 | 5 | 1/8-28 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11NV | Standard Buna-N | No | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11SL | Standard Buna-N | Yes | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11VAA | Standard Buna-N | No | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H11VAA143 | FKM | No | 1/8 | 5 | 1/8-27 | - | - | 1.91 (48.5) | 0.98 (24.9) | 0.56 (14.2) |
1H4 | Standard Buna-N | Yes | 1/8 | 5 | - | - | 7/16-20 | 2.06 (52.3) | 0.98 (24.9) | 0.69 (17.5) |
1H4143 | FKM | Yes | 1/8 | 5 | - | - | 7/16-20 | 2.06 (52.3) | 0.98 (24.9) | 0.69 (17.5) |
1H4192 | EPDM† | Yes | 1/8 | 5 | - | - | 7/16-20 | 2.06 (52.3) | 0.98 (24.9) | 0.69 (17.5) |
1H4VAA | Standard Buna-N | No | 1/8 | 5 | - | - | 7/16-20 | 2.06 (52.3) | 0.98 (24.9) | 0.69 (17.5) |
1H4VAA143 | FKM | No | 1/8 | 5 | - | - | 7/16-20 | 2.06 (52.3) | 0.98 (24.9) | 0.69 (17.5) |
2H16 | Standard Buna-N | Yes | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16115 | PTFE | Yes | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16118 | Neoprene | Yes | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16143 | FKM | Yes | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16146 | Special Buna-N* | Yes | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16192 | EPDM† | Yes | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16BS | Standard Buna-N | Yes | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16BS115 | PTFE | Yes | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16BS118 | Neoprene | Yes | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16BS143 | FKM | Yes | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16BS146 | Special Buna-N* | Yes | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16BS192 | EPDM† | Yes | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16BSSL | Standard Buna-N | Yes | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16BSSL115 | PTFE | Yes | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16BSVAA | Standard Buna-N | No | 1/4 | 6.3 | - | 1/4-19 | - | 2.31 (58.7) | 1.14 (29.0) | 0.75 (19.1) |
2H16NV | Standard Buna-N | No | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16NV118 | Neoprene | No | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16NV143 | FKM | No | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16NV192 | EPDM† | No | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16SL | Standard Buna-N | Yes | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16VAA | Standard Buna-N | No | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16VAA143 | FKM | No | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H16VAA192 | EPDM† | No | 1/4 | 6.3 | 1/4-18 | - | - | 2.26 (57.4) | 1.14 (29.0) | 0.75 (19.1) |
2H6 | Standard Buna-N | Yes | 1/4 | 6.3 | - | - | 9/16-18 | 2.40 (61.0) | 1.14 (29.0) | 0.88 (22.4) |
2H6118 | Neoprene | Yes | 1/4 | 6.3 | - | - | 9/16-18 | 2.40 (61.0) | 1.14 (29.0) | 0.88 (22.4) |
2H6143 | FKM | Yes | 1/4 | 6.3 | - | - | 9/16-18 | 2.40 (61.0) | 1.14 (29.0) | 0.88 (22.4) |
2H6146 | Special Buna-N* | Yes | 1/4 | 6.3 | - | - | 9/16-18 | 2.40 (61.0) | 1.14 (29.0) | 0.88 (22.4) |
2H6192 | EPDM† | Yes | 1/4 | 6.3 | - | - | 9/16-18 | 2.40 (61.0) | 1.14 (29.0) | 0.88 (22.4) |
2H6SL | Standard Buna-N | Yes | 1/4 | 6.3 | - | - | 9/16-18 | 2.40 (61.0) | 1.14 (29.0) | 0.88 (22.4) |
2H6SL192 | EPDM† | Yes | 1/4 | 6.3 | - | - | 9/16-18 | 2.40 (61.0) | 1.14 (29.0) | 0.88 (22.4) |
3H21 | Standard Buna-N | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21115 | PTFE | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21118 | Neoprene | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21143 | FKM | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21146 | Special Buna-N* | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21192 | EPDM† | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21236 | EPDM† | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21BS | Standard Buna-N | Yes | 3/8 | 10 | - | 3/8-19 | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21BS115 | PTFE | Yes | 3/8 | 10 | - | 3/8-19 | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21BS118 | Neoprene | Yes | 3/8 | 10 | - | 3/8-19 | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21BS143 | FKM | Yes | 3/8 | 10 | - | 3/8-19 | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21BS192 | EPDM† | Yes | 3/8 | 10 | - | 3/8-19 | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21BS236 | EPDM† | Yes | 3/8 | 10 | - | 3/8-19 | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21BSVAA | Standard Buna-N | No | 3/8 | 10 | - | 3/8-19 | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21C | Standard Buna-N | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21C143 | FKM | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21C192 | EPDM† | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21NV | Standard Buna-N | No | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21NV143 | FKM | No | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21NV192 | EPDM† | No | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21SL | Standard Buna-N | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21SL143 | FKM | Yes | 3/8 | 10 | 3/8-18 | - | - | 2.56 (65.0) | 1.42 (36.1) | 0.88 (22.4) |
3H21VAA | Standard Buna-N |