BFP300-B Complete 1st Cam Check
Item Number: RK4-375CK1
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$654.75
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$654.75
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Stock Level: 9
Product Status: Limited Stock
When Will it Ship:
Shipping Cost: Free on orders over $100
Shipping Transit Time: 2 to 5 Business Days
Eligible for Express Shipping: Yes
Stock Level Updated: May 13, 2026
Weight: 3.8 lb
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- First Check Assembly Repair Kit
- Fits 2-1/2" and 3" Models 375A/375ADA and 4" Models 375/375DA/475/475DA
- Includes #1 check assembly, retainer and lubricant
- Accessories allow for speedy repairs
- 1-year limited warranty

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Additional Details
This is a first cam check assembly for the Wilkins 375, 375A, 375DA, 375ADA, 475, & 475DA series assemblies. This is a complete first cam check. The check is held in place by a plastic retainer ring. Use caution when removing the retainer ring as they often break. Replacement retainer ring is included. Genuine Zurn/Wilkins repair parts. No special tools are required for servicing.
Repair Kit Includes
Seat Retainer #1, O-ring Seat, Bolt Poppet Retainer, Handle #1 Poppet Assembly, Washer Poppet Bolt, O-ring Poppet Bolt, Poppet Retainer, Seal Ring, and Seat Assembly #1 Poppet.
Warning: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer/birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov