Nexgrill STS 720-0057-4B Grill Parts

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Highest quality replacement parts for your Nexgrill STS 720-0057-4B - Free USA shipping $49 or more* - No Sales Tax*

 

Nexgrill 720-0057-4B owners manual and diagrams
Diagrams & owners manual not available for grill model# 720-0057-4B. If you have a manual you're willing to share, please click here to send us an email with the attached manual. Thank You!

 


Replacement grill parts to fit Nexgrill STS 720-0057-4B
All of the parts we have for Nexgrill 720-0057-4B are shown on this page. If the part you need is not shown below, try clicking the appropriate category button on the right side of the page. For example, if your looking for a Flame Tamer/Heat Plate and there are none here, click the Heat Plate button to see all of the Heat Plates we have for Nexgrill grills. You will need to know the dimensions of your existing grids to help you find the right part.

To get the correct Nexgrill 720-0057-4B BBQ parts
  • You should measure your existing parts and compare them to what we show here. This is best done with them removed from the grill.
  • Verify your Nexgrill model number by checking the CSA appliance tag on your grill to make sure you have the correct model number. Do not rely solely on the owners manual as these are frequently mixed up at retail stores when the grills are assembled. You'd be surprised at how many folks have the wrong owners manual.
 


720-0057-4B Burners

Cast iron burner for Nexgrill model 720-0057-4B.

Part Number: CIT (Replaces Nexgrill SKU-259887)
Dimensions: 15 3/4” x 2 7/8”
Material: cast iron
Weight: 4.2

$36.87
 

Cast stainless steel burner for Nexgrill model 720-0057-4B. Tired of changing out rusted cast iron burners? Far superior to the cast iron and brass versions, this burner will probably outlast your grill. Designed to replace cast iron and brass burners of same design.

NOTE: This burner is equiped with an air intake adjustable control shutter (not shown in photos) and with an air intake control screw for regulating the air/gas mixture into the burner. Natural gas applications require more air (more open screw) than lquid propane (LP). If necessary, adjust screw to get a yellow-tipped blue flame.

Part Number: 23301-CSS
Dimensions: 16” x 2 7/16”
Material: cast stainless steel
Weight: 3.2

$99.99
 

 





720-0057-4B Cooking Grids

Cast iron cooking grid for Nexgrill model 720-0057-4B. Porcelain treated, matte finish. Sold individually, number required varies by grill model

Part Number: CG-60P-CI (Replaces Nexgrill SKU-210153)
Dimension Front-to-Back: 19 1/8”
Dimension Side-to-Side: 7 5/8”
Material: cast iron
Weight: 5.65

$67.67
 

 





720-0057-4B Rock/Briquette Grates

Stainless steel Flame Tamer with 17 ceramic briquettes. This part also replaces an older 16-briquette version that was a little shorter and a bit narrower.

Part Number: TCCFT (Replaces Nexgrill SKU-244475)
Dimension Front-to-Back: 18 1/8”
Dimension Side-to-Side: 7 1/4”
Material: stainless steel
Weight: 5.0

$78.16
 

 





720-0057-4B Heat Plates

Stainless steel Heat Tent for Nexgrill model 720-0057-4B.

Part Number: COHP1
Dimension Front-to-Back: 16 1/2”
Dimension Side-to-Side: 6 1/4”
Material: stainless steel
Weight: 1.45

$40.65
 

 





720-0057-4B Valves, Orifices, and Manifolds

Clamp-on valve. Does not include orifice. Uses orifice # 31300.

Part Number: 3052C
Dimensions: 4 1/2” x 2 3/8”
Material: brass
Weight: 0.5

$39.86
 

Orifice for flame-thrower valves. 6mm head, 4.9mm thread diameter. #72 starter hole, must be drilled to proper drill size.

Part Number: 31300
Weight: 0.01

$7.54
 

 





720-0057-4B Accessories

50-piece ceramic briquette set. Works in all grills designed for briquettes or lava rock. Fits briquette tray parts 94751, 92571 and other simular trays.

Part Number: 41650
Dimensions: 2” x 2”
Material: ceramic
Weight: 7.2

$56.36
 

Ceramic briquette. Briquettes collect heat and radiate it to the food on the cooking grids. They also help prevent flare-ups and keep the flames from actually touching the food allowing for more efficient and uniform heat distribution.

Designed primarily to work in stainless steel trays on Lynx, Alfresco, and other brand grills, these briquettes can be and often are used on any grill with an ordinary grate to support them.

  • Individual briquettes measure 2” x 2”
  • Set includes 28 ceramic briquettes
  • More than one set may be required per grill model


Part Number: BQLYX
Dimensions: 2” x 2”
Material: ceramic
Weight: 4.0

$50.28
 

Ceramic briquettes 48 pieces. Fits briquette trays 94751, 92571 and and simular trays. Works in all grills designed for briquettes or lava rock. Each briquette measures 2” x 2” x 3/4".

Part Number: 41648
Dimensions: 2” x 2”
Material: ceramic
Weight: 7.5

$81.05
 

Wundersmoke Mesquite Chips. These unique mesquite wood smoking chips add distinctive flavoring to your food. For use will all grills. Comes with reusable puck. One 1lb bag.

Part Number: BP-5
Weight: 1.0

$9.75
 

Fish Spatula. Stainless steel fish spatula with genuine rosewood handle. 18 1/2”. 10” spatula width.

Part Number: FS-1
Dimensions: 18 1/2
Material: stainless steel
Weight: 1.0

$18.27
 

Universal 6 piece chrome plated skewer set. Designed so food does not rotate. Great for kabobs! 19 1/2” long.

Part Number: SR-7B
Dimensions: 19 1/2
Material: chrome steel
Weight: 1.0

$14.27
 

GrillPro EZ Check Gas level indicator. Accurate from -22° to 104°F. Magnetic back. Works on all sizes of tanks.

This tank gauge will monitor your propane level, while you grill, and let's you know when you're running low on gas.

The magnetic tank gauge offers fast, accurate propane level monitoring for any size LP tank. The magnetic backing makes it easy to attach, remove, and reuse across multiple tanks—perfect for grilling, camping, patio heaters, and more

Part Number: 00030
Weight: 0.1


$7.60
 

Beer Can Chicken Roaster. Stainless steel.

Just place any 12 oz can into the center frame and put your spiced chicken cavity over the can and then put on the grill or oven, Infuses with flavors from various beverage in the can, Like Beer, Juice, Wine, etc. Your chicken will impart a different flavor! After use, the racks can be cleaned easily.



Part Number: CCR
Weight: 1.0

$8.64
 

Universal Grid Lifting Tool

Part Number: BRGG
Weight: 1.0

$20.11
 

 



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Nexgrill 720-0057-4B -Tuesday, May 12 2026

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More Nexgrill grill models we have parts for
720-0441-LP | 720-0459 | 720-0486 | 720-0490 | 720-0511 | 720-0512 | 720-0522 | 720-0522CAN | 720-0536 | 720-0539 | 720-0548 | 720-0549 | 720-0578 | 720-0582 | 720-0582B | 720-0584 | 720-0584A | 720-0586 | 720-0586A | 720-0600 | 720-0607 | 720-0617 | 720-0649 | 720-0650 | 720-0650A | 720-0665 | 720-0670 | 720-0670A | 720-0670B | 720-0670C | 720-0670E | 720-0671 | 720-0677 | 720-0678 | 720-0679 | 720-0679B | 720-0679R | 720-0691A | 720-0697 | 720-0697E | 720-0709 | 720-0709B | 720-0709C | 720-0718 | 720-0718A | 720-0718B | 720-0718C | 720-0718N | 720-0719BL | 720-0719R | Complete list of Nexgrill grill models...



*Orders for Nexgrill STS grill model 720-0057-4B $49 and over ship free to the lower 48 states.
See shipping policy below for more info.


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Build Date: May 12 2026