Hydronex / ISO-A Couplers
SERIES
KZE -ISO 7241 A (Steel Ball - Kzeb Series)

ISO-A Couplers

KZE Steel Ball (Kzeb)

Premium ISO 7241-A quick couplers with steel ball locking mechanism designed for agricultural and forestry machinery applications. Features automatic pressure-actuated poppet valve system.

Application

Agricultural machinery, forestry equipment, construction equipment, irrigation systems

Material
High-grade carbon steel with heat-treated wear parts

Surface finish
Polyurethane and NBR backup ring in PTFE

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Key Features

Connexion by pulling back the sleeve

Disconnection by pulling back the female sleeve

Steel Ball

Connexion under pressure not allowed

Disconnection under pressure not allowed

Interchangeability according to ISO 7241-1 part A

Specifications

Material

High-grade carbon steel with heat-treated wear parts

Backup Ring

Polyurethane and NBR backup ring in PTFE

Temperature Range

-25°C to +100°C (-13°F to +212°F)

Standard

According to ISO 7241-2

Nipple Female Thread / Male

Nipple Female Thread / Male diagram
Part NoThreadOverall LengthExposed LengthHex SizeLargest DiameterPart No2Thread2Overall Length2Exposed Length2Hex Size2Largest Diameter2
KZEB-02PFG1/432151922KZEB-N02PFNPT1/41.270.580.750.87
KZEB-03PFG3/837182226KZEB-N03PFNPT3/81.470.720.881.01
KZEB-04PFG1/246202731KZEB-N04PFNPT1/21.820.781.061.23
KZEB-06PFG3/458303540KZEB-N06PFNPT3/42.291.181.381.59
KZEB-08PFG166344148KZEB-N08PFNPT12.581.341.621.88
KZEB-10PFG1 1/475365459KZEB-N10PFNPT1 1/42.951.412.122.32
KZEB-12PFG1 1/286386068KZEB-N12PFNPT1 1/23.381.492.362.67
KZEB-16PFG2100777784KZEB-N16PFNPT23.933.033.033.3

Couplers Female Thread / Female

Couplers Female Thread / Female diagram
Part NoThreadOverall LengthHex SizeLargest DiameterPart No2Thread2Overall Length2Hex Size2Largest Diameter2
KZEB-02SFG1/4472227KZEB-02SFNPT1/41.850.881.08
KZEB-03SFG3/8552732KZEB-03SFNPT3/82.181.061.27
KZEB-04SFG1/2703239KZEB-04SFNPT1/22.751.251.52
KZEB-06SFG3/4854148KZEB-06SFNPT3/43.361.621.9
KZEB-08SFG11044854KZEB-08SFNPT14.111.882.14
KZEB-10SFG1 1/41105469KZEB-10SFNPT1 1/44.332.122.71
KZEB-12SFG1 1/21286082KZEB-12SFNPT1 1/25.032.363.22
KZEB-16SFG215377100KZEB-16SFNPT26.023.033.93

Performance Specifications

SizeInchPressureFlow RateBurst P1Burst P2Burst P3
6.31/4"35 (5000)9 (2.4)160 (24000)120 (18000)140 (21000)
103/8"30 (4500)30 (7.9)160 (24000)120 (18000)140 (21000)
12.51/2"30 (4500)75 (19.8)130 (19500)120 (18000)130 (19500)
203/4"30 (4500)180 (47.6)120 (18000)120 (18000)120 (18000)
251"25 (3625)270 (71.4)100 (14500)100 (14500)100 (14500)
31.51 1/4"25 (3625)330 (87.3)100 (14500)100 (14500)100 (14500)
401 1/2"20 (3000)450 (119)80 (12000)80 (12000)80 (12000)
502"15 (2250)900 (238)60 (9000)60 (9000)60 (9000)

Dust Protection

mminchPVCAluminum
Part NumberColourPart NumberColour
6.31/4CZE-1/4PZE-1/4
103/8CZE-3/8PZE-3/8
12.51/2CZE-1/2PZE-1/2
203/4CZE-3/4PZE-3/4
251CZE-1PZE-1

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