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BENDIX K021557 Spring Brake Valve

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Bendix K021557 Air Brake Spring Brake Modulating Valve Spring Brake Valve
BENDIX
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Bendix K021557 Air Brake Spring Brake Modulating Valve Spring Brake Valve

$357.99

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BENDIX K021557 Part Description

Manufacturer

BENDIX

Product Description

Spring Brake Valve

Features & Benefits

  • SR-7 design combines spring-brake modulation with anti-compounding control functions
  • Distributes spring-brake air to multiple delivery lines from one control valve
  • Spring-brake holdoff continues while normal system pressure is available
  • Prevents service and spring-brake forces from stacking unnecessarily through anti-compounding logic

Bendix SR-7 Spring Brake Modulating Valve

For spring-brake systems requiring modulation and anti-compounding in a single component, the Bendix SR-7 Spring Brake Modulating Valve integrates both essential functions. Its port layout features a 1/2-14 NPT supply port, four 3/8-18 NPT delivery ports, and 1/4-18 NPT control connections for the spring-brake circuit. Engineered for heavy-duty reliability, the valve is rated for 107 PSI hold-off pressure, an operating temperature range of -40°F to 200°F, and full FMVSS 121 compliance. The Bendix K021557 provides complete SR-7 modulation and anti-compounding performance without requiring separate spring-brake control valves.

BENDIX K021557 Specifications

Product Attributes

Anti-Compounding Yes
Balance Port 1/4-18 NPT
Control Port 1/4-18 NPT
Delivery Port 1 3/8-18 NPT
Delivery Port 2 3/8-18 NPT
Delivery Port 3 3/8-18 NPT
Delivery Port 4 3/8-18 NPT
Exhaust Orientation Exhaust Facing Down
Exhaust Port Dust Shield
Market Indicator Aftermarket New
Maximum Operating Temperature 200 AdegF (93 AdegC)
Minimum Operating Temperature -40 AdegF (-40 AdegC)
Mounting 3/8-16 UNC-2A Stud (2x)
Mounting Stud Length .94 IN
Park Control Port 1/4-18 NPT
Regulatory Compliance FMVSS 121
Spring Brake Hold-Off Pressure 107 PSI
Supply Port 1/2-14 NPT

Additional Information

Country of Origin (Primary) MX
UPC 07894294750658
VMRS Code 013010496

BENDIX K021557 Cross References

BrandPart Number
BWK021557
WORLD AMERICANWA13121557

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Bendix K021557 Air Brake Spring Brake Modulating Valve Spring Brake Valve

BENDIX K021557

Spring Brake Valve

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