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Once you've narrowed your search, you can easily browse our plastic and metal materials for sale, add them to a project list, and place your order today.

Whether you are looking for plastic or metal materials, we’ve got you covered! With 6 order pickup locations nationwide you can rest assured our materials will ship fast, or you can pick up your online order if nearby.

Check out our Service Offerings, Shop By Application, or visit our Knowledge Hub to learn more about our products and services.

How to filter and search for the product you need:

On the left, you can sort by material, shape, temper, specifications, and more parameters. You can filter further by selecting dimensions from the drop-down menu directly above the results.

Once you've narrowed your search, you can easily browse our plastic and metal materials for sale, add them to a project list, and place your order today.

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22289 results

22289 results

8" x 3.75" x 0.25" x 0.41" Aluminum Channel 6061-T6-Extruded Aluminum Association Part # 13562

Select a Size or Custom Cut

QTY

Update

$83.54 for 1

$83.54 ea.

Dimensions

Legs: 3.75" X 3.75"
Base: 8"
Thickness: 0.25"

Click for more details

aluminum-channel-6061-t6-aluminum-association-1superZoom-mob{product.code}

Material Meets These Standard(s): AMS-QQ-A-200/8 , ASTM-B221 , ASTM-B308

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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aluminum-channel-6061-t6-aluminum-association-1superZoom-desk13562

3 3/4" Stainless Round Bar 304/304L-Annealed Part # 122

Select a Size or Custom Cut

QTY

Update

$368.20 for 1

$368.20 ea.

Dimensions

Diameter: 3.75"

Click for more details

$stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-mob{product.code}$

Material Meets These Standard(s): AMS-QQ-S-763 , AMS-5639 , AMS-5647 , ASTM-A276 , ASTM-A479

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-desk122

3 3/4" Aluminum Round Bar 2024-T351-Cold Finish Part # 19922

Select a Size or Custom Cut

QTY

Update

$269.81 for 1

$269.81 ea.

Dimensions

Diameter: 3.75"

Click for more details

aluminum-round-bar-2024-t351-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B211 , AMS-4120 , AMS-QQ-A-225/6

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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aluminum-round-bar-2024-t351-cold-finish-1superZoom-desk19922

3 3/4" Aluminum Round Bar 6061-T651-Cold Finish Part # 18054

Select a Size or Custom Cut

QTY

Update

$261.89 for 1

$261.89 ea.

Dimensions

Diameter: 3.75"

Click for more details

aluminum-round-bar-6061-t651-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B211 , AMS-4117

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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aluminum-round-bar-6061-t651-cold-finish-1superZoom-desk18054

3 3/4" Aluminum Round Bar 6061-T6511-Extruded Part # 10615

Select a Size or Custom Cut

QTY

Update

$151.68 for 1

$151.68 ea.

Dimensions

Diameter: 3.75"

Click for more details

aluminum-round-bar-6061-t6511-1superZoom-mob{product.code}

Material Meets These Standard(s): AMS-QQ-A-200/8 , ASTM-B221

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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aluminum-round-bar-6061-t6511-1superZoom-desk10615

3 3/4" Brass Round Bar 360-H02 Extruded Part # 1291

Select a Size or Custom Cut

QTY

Update

$636.02 for 1

$636.02 ea.

Dimensions

Diameter: 3.75"

Click for more details

brass-round-bar-360-h02-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B16

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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brass-round-bar-360-h02-1superZoom-desk1291

3 3/4" Brass Round Bar 464 Part # 13459

Select a Size or Custom Cut

QTY

Update

$2,195.98 for 1

$2,195.98 ea.

Dimensions

Diameter: 3.75"

Click for more details

brass-round-bar-464-h02-1superZoom-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

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brass-round-bar-464-h02-1superZoom-desk13459

3 3/4" OD x 0.120" Wall x 3.51" ID Carbon Steel Round Tube A513-Type 5 DOM Part # 27630

Select a Cut Size

QTY

Update

$32.64 for 1

$32.64 ea.

Dimensions

Outer Diameter: 3.75"
Wall: 0.12"
Inner Diameter: 3.51"

Click for more details

mild-steel-round-tube-a513-type-5-dom-1superZoom-mob{product.code}

Key Features

FREE MTR Available

View more product details

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mild-steel-round-tube-a513-type-5-dom-1superZoom-desk27630

3 3/4" Nickel Round Bar 400 - Part # 28047

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated Part # mp-00002440

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$294.13 for 1

$294.13 ea.

Dimensions

Diameter: 3.75"

Click for more details

alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom-mob{product.code}

Material Meets These Standard(s): ASTM-B 193 B7

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

alloy-steel-round-bar-4140-annealed-cold-finish-1superZoom-deskmp-00002440

3 3/4" Alloy Steel Round Bar 4140 Hot Rolled Heat Treated Part # mp-00002440

Dimensions

Diameter: 3.75"

Material Meets These Standard(s): ASTM-B 193 B7

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $294.13 ea.
24″ (2 ft.) - $588.25 ea.
72″ (6 ft.) - $1,764.74 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3.75" Aluminum Square Bar 6061-T6 Part # mp-00030414

Sold & Shipped by MSP Metals

Select a Size or Custom Cut

QTY

Update

$192.47 for 1

$192.47 ea.

Dimensions

Height: 3.75"

Click for more details

3.75" Aluminum Square Bar 6061-T6-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

3.75" Aluminum Square Bar 6061-T6-deskmp-00030414

3.75" Aluminum Square Bar 6061-T6 Part # mp-00030414

Dimensions

Height: 3.75"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $192.47 ea.
24″ (2 ft.) - $384.95 ea.
36″ (3 ft.) - $577.42 ea.
48″ (4 ft.) - $769.90 ea.
60″ (5 ft.) - $923.87 ea.
72″ (6 ft.) - $1,108.64 ea.
144″ (12 ft.) - $2,217.27 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" Stainless Round Bar 17-4 H1025 - Part # 28994

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Nickel Round Bar 625 Part # mp-00041701

Sold & Shipped by Slice of Stainless

Select a Size

QTY

Update

$1,279.47 for 1

$1,279.47 ea.

Dimensions

Diameter: 3.75"
Ships In: 5-6 Business Days

Click for more details

nickel-round-bar-600-1superZoom-mob{product.code}

Material Meets These Standard(s): AMS-5666 , ASTM-B446 , ASME-SB

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

nickel-round-bar-600-1superZoom-deskmp-00041701

3 3/4" Nickel Round Bar 625 Part # mp-00041701

Dimensions

Diameter: 3.75"
Ships In: 5-6 Business Days

Material Meets These Standard(s): AMS-5666 , ASTM-B446 , ASME-SB

Select a Size

6″ (6 in.) - $1,279.47 ea.
12″ (1 ft.) - $2,383.28 ea.
24″ (2 ft.) - $4,331.03 ea.
36″ (3 ft.) - $6,294.92 ea.
48″ (4 ft.) - $8,187.39 ea.
72″ (6 ft.) - $12,201.24 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" Nickel Round Bar 718 Part # mp-00041707

Sold & Shipped by Slice of Stainless

Select a Size

QTY

Update

$1,334.71 for 1

$1,334.71 ea.

Dimensions

Diameter: 3.75"
Ships In: 5-6 Business Days

Click for more details

nickel-round-bar-718-1superZoom-mob{product.code}

Material Meets These Standard(s): ASME-SB-637 , AMS-5662 , ASTM-B637

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

nickel-round-bar-718-1superZoom-deskmp-00041707

3 3/4" Nickel Round Bar 718 Part # mp-00041707

Dimensions

Diameter: 3.75"
Ships In: 5-6 Business Days

Material Meets These Standard(s): ASME-SB-637 , AMS-5662 , ASTM-B637

Select a Size

6″ (6 in.) - $1,334.71 ea.
12″ (1 ft.) - $2,493.76 ea.
24″ (2 ft.) - $4,539.50 ea.
36″ (3 ft.) - $6,601.82 ea.
48″ (4 ft.) - $8,589.15 ea.
72″ (6 ft.) - $12,803.89 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" Stainless Round Bar 321 Part # mp-00041840

Sold & Shipped by Slice of Stainless

Select a Size

QTY

Update

$331.62 for 1

$331.62 ea.

Dimensions

Diameter: 3.75"
Ships In: 5-6 Business Days

Click for more details

$stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-mob{product.code}$

Material Meets These Standard(s): ASTM-A276 , AMS-QQ-S-763 , AMS-5645

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

stainless-round-bar-304-cold-finish-1superZoom_300Wx300H-deskmp-00041840

3 3/4" Stainless Round Bar 321 Part # mp-00041840

Dimensions

Diameter: 3.75"
Ships In: 5-6 Business Days

Material Meets These Standard(s): ASTM-A276 , AMS-QQ-S-763 , AMS-5645

Select a Size

6″ (6 in.) - $331.62 ea.
12″ (1 ft.) - $488.02 ea.
24″ (2 ft.) - $755.50 ea.
36″ (3 ft.) - $1,031.14 ea.
48″ (4 ft.) - $1,296.75 ea.
72″ (6 ft.) - $1,865.49 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3.75" Stainless Round Bar 17-4 H1150 Part # mp-00061765

Sold & Shipped by AW Metals

Select a Size or Custom Cut

QTY

Update

$230.00 for 1

$230.00 ea.

Dimensions

Diameter: 3.75"

Click for more details

Placeholder for future product image

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Returns Acceptable.

View more product details

Click for more details

Placeholder for future product image

3.75" Stainless Round Bar 17-4 H1150 Part # mp-00061765

Dimensions

Diameter: 3.75"

Select a Size or Custom Cut

+ Create Custom Cut
6″ (6 in.) - $230.00 ea.
12″ (1 ft.) - $415.00 ea.
24″ (2 ft.) - $755.00 ea.
36″ (3 ft.) - $1,080.00 ea.
48″ (4 ft.) - $1,425.00 ea.
72″ (6 ft.) - $2,115.00 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" OD x 3 1/4" ID x 1/4" Wall Polycarbonate Round Tube - Clear Part # mp-00062931

Sold & Shipped by K-Mac Distribution

Select a Size

QTY

Update

$129.55 for 1

$129.55 ea.

Dimensions

Outer Diameter: 3.75"
Color: Clear
Wall: 0.25"
Inner Diameter: 3.25"

Click for more details

3 3/4" OD x 3 1/4" ID x 1/4" Wall Polycarbonate Round Tube - Clear-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Returns Acceptable.

View more product details

Click for more details

3 3/4" OD x 3 1/4" ID x 1/4" Wall Polycarbonate Round Tube - Clear-deskmp-00062931

3 3/4" OD x 3 1/4" ID x 1/4" Wall Polycarbonate Round Tube - Clear Part # mp-00062931

Dimensions

Outer Diameter: 3.75"
Color: Clear
Wall: 0.25"
Inner Diameter: 3.25"

Select a Size

12″ (1 ft.) - $129.55 ea.
24″ (2 ft.) - $259.10 ea.
36″ (3 ft.) - $388.66 ea.
48″ (4 ft.) - $518.21 ea.
60″ (5 ft.) - $647.76 ea.
72″ (6 ft.) - $777.31 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" OD x 3 1/2" ID x 1/8" Wall Polycarbonate Round Tube - Clear Part # mp-00062970

Sold & Shipped by K-Mac Distribution

Select a Size

QTY

Update

$52.98 for 1

$52.98 ea.

Dimensions

Outer Diameter: 3.75"
Color: Clear
Wall: 0.125"
Inner Diameter: 3.5"

Click for more details

3 3/4" OD x 3 1/2" ID x 1/8" Wall Polycarbonate Round Tube - Clear-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Returns Acceptable.

View more product details

Click for more details

3 3/4" OD x 3 1/2" ID x 1/8" Wall Polycarbonate Round Tube - Clear-deskmp-00062970

3 3/4" OD x 3 1/2" ID x 1/8" Wall Polycarbonate Round Tube - Clear Part # mp-00062970

Dimensions

Outer Diameter: 3.75"
Color: Clear
Wall: 0.125"
Inner Diameter: 3.5"

Select a Size

12″ (1 ft.) - $52.98 ea.
24″ (2 ft.) - $103.95 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" OD x 3 1/2" ID x 1/8" Wall Acrylic Round Tube - Clear Part # mp-00063185

Sold & Shipped by K-Mac Distribution

Select a Size

QTY

Update

$108.35 for 1

$108.35 ea.

Dimensions

Outer Diameter: 3.75"
Color: Clear
Wall: 0.125"
Inner Diameter: 3.5"
Tolerance: Od/id Tolerance +/-.040"

Click for more details

3 3/4" OD x 3 1/2" ID x 1/8" Wall Acrylic Round Tube - Clear-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Returns Acceptable.

View more product details

Click for more details

3 3/4" OD x 3 1/2" ID x 1/8" Wall Acrylic Round Tube - Clear-deskmp-00063185

3 3/4" OD x 3 1/2" ID x 1/8" Wall Acrylic Round Tube - Clear Part # mp-00063185

Dimensions

Outer Diameter: 3.75"
Color: Clear
Wall: 0.125"
Inner Diameter: 3.5"
Tolerance: Od/id Tolerance +/-.040"

Select a Size

72″ (6 ft.) - $108.35 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" OD x 3 1/4" ID x 1/4" Wall Acrylic Round Tube - Clear Part # mp-00063203

Sold & Shipped by K-Mac Distribution

Select a Size

QTY

Update

$198.90 for 1

$198.90 ea.

Dimensions

Outer Diameter: 3.75"
Color: Clear
Wall: 0.25"
Inner Diameter: 3.25"
Tolerance: Od/id Tolerance +/-.040"

Click for more details

3 3/4" OD x 3 1/4" ID x 1/4" Wall Acrylic Round Tube - Clear-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Returns Acceptable.

View more product details

Click for more details

3 3/4" OD x 3 1/4" ID x 1/4" Wall Acrylic Round Tube - Clear-deskmp-00063203

3 3/4" OD x 3 1/4" ID x 1/4" Wall Acrylic Round Tube - Clear Part # mp-00063203

Dimensions

Outer Diameter: 3.75"
Color: Clear
Wall: 0.25"
Inner Diameter: 3.25"
Tolerance: Od/id Tolerance +/-.040"

Select a Size

72″ (6 ft.) - $198.90 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" Aluminum Round Bar 7075-T6511 Extruded Part # mp-00065113

Sold & Shipped by Online Approved Seller

Select a Size or Custom Cut

QTY

Update

$267.72 for 1

$267.72 ea.

Dimensions

Diameter: 3.75"
Tolerance: +/- 0.125"

Click for more details

aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-mob{product.code}

Key Features

CUSTOM CUT DFARS Compliant

MTR AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

aluminum-round-bar-7075-t651-cold-finish-bare-1superZoom-deskmp-00065113

3 3/4" Aluminum Round Bar 7075-T6511 Extruded Part # mp-00065113

Dimensions

Diameter: 3.75"
Tolerance: +/- 0.125"

Select a Size or Custom Cut

+ Create Custom Cut
12″ (1 ft.) - $267.72 ea.
24″ (2 ft.) - $519.38 ea.
36″ (3 ft.) - $738.91 ea.
48″ (4 ft.) - $942.37 ea.
72″ (6 ft.) - $1,285.06 ea.
96″ (8 ft.) - $1,670.57 ea.
144″ (12 ft.) - $2,313.10 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" Nickel Round Bar 200 - Part # 29620

Pricing and availability for this item changes frequently. Contact us now for a fast quote.

3 3/4" Cast Iron Round Bar 65-45-12 Dura-Bar Part # mp-00067531

Sold & Shipped by Metal Mart Studio LLC

Select a Size

QTY

Update

$459.97 for 1

$459.97 ea.

Dimensions

Diameter: 3.75"

Click for more details

cast-iron-dura-bar-roundsuperZoom-mob{product.code}

Key Features

CUSTOM CUT

U.S.A. Made DFARS Compliant

MTR NOT AVAILABLE product return

product return

Non-returnable

View more product details

Click for more details

cast-iron-dura-bar-roundsuperZoom-deskmp-00067531

3 3/4" Cast Iron Round Bar 65-45-12 Dura-Bar Part # mp-00067531

Dimensions

Diameter: 3.75"

Select a Size

36″ (3 ft.) - $459.97 ea.
72″ (6 ft.) - $911.01 ea.

Seller's Info	Custom Cut	MTR	USA Made	Returns	DFARS	Price	Qty

3 3/4" Alloy Steel Plate 4130-Annealed Part # 27984

Select a Cut Size

QTY

Update

$3,032.33 for 1

$3,032.33 ea.

Dimensions

Thickness: 3.75"
Ships In: 5-7 Business Days

Click for more details

alloy-steel-sheet-4130-annealed-1superZoom-mob{product.code}

Key Features

FREE MTR Available

View more product details

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alloy-steel-sheet-4130-annealed-1superZoom-desk27984

3 3/4" Aluminum Plate 6061-T651 Part # 25353

Select a Size or Custom Cut

QTY

Update

$333.98 for 1

$333.98 ea.

Dimensions

Thickness: 3.75"

Click for more details

3 3/4" Aluminum Plate 6061-T651-mob{product.code}

Key Features

CUSTOM CUT

FREE MTR Available

View more product details

Click for more details

3 3/4" Aluminum Plate 6061-T651-desk25353

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