DeVilbiss, KK-4977, KK-4977 (191554) Diaphragm Valve Repair Kit for HAR-507 / HAR-511, 1 Kit
DeVilbiss, KK-4977, KK-4977 (191554) Diaphragm Valve Repair Kit for HAR-507 / HAR-511, 1 Kit
Factory-sealed: returnable only if the seal is unbroken.
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🇨🇦 Proudly Canadian owned · Free over C$200 · 14-day returns
Genuine DeVilbiss / Binks KK-4977 diaphragm and valve repair kit (order no. 191554) for HAR-507 and HAR-511 air regulators. The kit contains the diaphragm assembly, valve, spring and O-rings, and is the service kit called for in the HAR-511 manual when the regulator leaks or no longer holds its setting.
- Model KK-4977, order no. 191554
- Contents: diaphragm assembly, valve, spring and 3 O-rings
- For HAR-507 and HAR-511 air regulators
- 1 kit
Shipping & Returns
Shipping & Returns
Shipping: Orders placed before 11:00 AM Pacific Time on business days are handled the same business day. Free shipping within Canada on orders over C$200, excluding oversized/freight items; otherwise Canada Post and Purolator rates are calculated at checkout. Oversized/freight items ship at flat regional freight rates shown at checkout. Aerosols and other regulated items may have carrier restrictions. Local delivery: orders placed before 10:00 AM Pacific Time on a business day are delivered the same day within our local delivery area; free on orders over C$200. See our Shipping Policy.
Returns: Eligible new, unused items in original packaging may be returned within 14 days of delivery with prior authorization. A 15% restocking fee and return shipping apply to non-defective returns. Spray equipment is returnable only if unused with its factory seal unbroken; used or installed spray equipment and custom-mixed paint are not returnable. All products carry their manufacturer's warranty; for a warranty claim, contact us with proof of the defect (photos, video and a description). See our Refund Policy.
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