Transition Stack Kit | Fits Big Buck | Part #FA-280421 Replaces #9S1712 /9S17312

Big Buck Transition Stack – FA-280421 | Replaces 9S1712 / 9S17312 | 17-1/2" x 3-1/2" to 8" Round

Easily transition from your Buck wood stove to a standard 8" round flue with the FA-280421 Transition Stack. This OEM replacement fits stoves with a 17-1/2" x 3-1/2" rectangular outlet and includes a gasket and tie-downs for secure, air-tight installation. Built tough for Big Buck models and compatible with select Craft and Carolina stoves.

Key Features

• OEM Replacement – Replaces Buck part numbers 9S1712 and 9S17312
• Designed for Big Buck – Fits the Buck 28000 model and similar stove sizes
• Rectangular to Round Transition – Connects a 17-1/2" x 3-1/2" outlet to an 8" round pipe
• Complete Kit – Includes transition stack, stack gasket (PO-280570), and tie-downs
• Heavy-Duty Construction – Built to withstand high-heat wood stove environments

Specifications

• Part Number: FA-280421
• Replaces: 9S1712 / 9S17312
• Rectangular Opening (ID): 17-1/2" x 3-1/2"
• Covers Opening: 19" x 4-1/2"
• Round Opening: 8"
• Outer Dimensions: Approx. 18-1/2" x 4-7/8"
• Includes: Stack, gasket (PO-280570), and tie-downs
• Material: Heavy-gauge steel
• Brand: Buck Stove (OEM part)

Compatibility

• Buck Wood Stoves: Big Buck 28000
• Also Fits Select Models From: Craft, Carolina, and more (confirm with owner’s manual)

Pairs well with: Buck Stove Parts

Important

Replace your transition stack if it is worn, warped, or leaking. Also recommended when upgrading or installing a new flue pipe connection, or during routine stove maintenance and retrofitting.

Why Choose Our Transition Stack?

Ensure a safe, efficient stove-to-pipe connection with the FA-280421 Big Buck Transition Stack. As a genuine OEM part, it is engineered for durability and proper fit, giving you peace of mind and long-lasting performance. Order now for a professional-grade installation and reliable operation.