Thermos 46121S Grill Parts

Stainless steel cooking grid for Thermos model 46121S. Sold individually.

Part Number: CG-29
Dimension Front-to-Back: 12 3/4”
Dimension Side-to-Side: 19 13/16”
Material: chrome steel
Weight: 2.2

Rock grate for holding lava rock or ceramic briquettes.

Part Number: BG-1
Dimension Front-to-Back: 11 1/4”
Dimension Side-to-Side: 18 1/4”
Material: carbon steel
Weight: 3.3

Heat Plate/ Flame Tamer not known for Thermos model 46121S. Our parts information for this grill model is incomplete, and we really don't know with certainty which heat plate fits this model. It may be that we have the part but don't show it here due to data or other error.

If you know the original OEM part number, try searching for it in the search box at the top of this page.

You can also browse through all of the heat plates we carry for your brand grill. If we don't have the exact fit for your grill, we may have a suitable replacement part. Measure your existing part so you'll know exactly what size is needed.

If you have this grill model and know the number and dimensions of your original heat plates, click here to send an email to our GrillDr that includes this information. We greatly appreciate your help.

Part Number: HP-DUMMY
Weight: 1.0

Universal warming rack. For use on grills with at least 22” inside dimension.

Part Number: AP-6A
Dimensions: 6” x 21 1/2”
Material: Chrome steel
Weight: 1.3

Brass spud orifice with 5/16” x 32 thread size. Has #70 starter hole. Must be drilled to proper drill size.

If you would like us to drill the orifice(s) for you, there is a single $15 fee for this service, which will be added to the order when processed. Please tell us the number of burners in your grill and the total BTUs of your grill (less side burner and rotisserie burner, if any). BTU rating information can usually be found on the grill's CSA certification tag, located somewhere on the grill. Please furnish this, along with any other information you deem relevant, in the Message to CLA box during checkout.

Part Number: 31600
Dimensions: 0 3/8” x 0 7/16”
Material: brass
Weight: 0.01

Dual brass LP valve assembly. Includes left and right control valves and valve manifold. Fits Arkla up-front control grills and others requiring 45 degree angle valves.

• For use with LP gas
• Includes two orifices drilled to #57 drill size
• Includes pre-assembled 45 degree angle fitting, not shown in photo

Part Number: VLV-28
Material: brass
Weight: 1.1

Durable 2 5/16” round briquettes

• Self-cleaning
• Control flare-ups while holding an even heat pattern.
• About 53 pieces, covers approximately 275 sq. inches.
• Fits all gas grills

Part Number: BQ-5
Weight: 7.2

Natural lava rock processed and screened for uniformity. 7 lb. bag is enough for all full sized grills. Click the photo to find easy steps for installing lava rocks.

Part Number: 45887
Material: pummise
Weight: 7.0

Basting brush with angled oak handle. 18” overall length.

Part Number: BB-5
Dimensions: 18
Weight: 0.8

Replacement brass bristle brush head for WB-8 brush. Screws included.

Part Number: WB-8RH
Dimensions: 18 1/2
Material: stainless steel
Weight: 0.2