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Home » Washers and Related Stampings » Standard Flat Washers » Heavy Duty Mil-Carb (MC2®) Grade 8 Washers
Heavy Duty Mil-Carb (MC2®) Grade 8 Washers
For machinery construction, in-plant maintenance work, heavy-duty assembly, and on-site construction jobs, Wrought Washer now offers MC2® heavy-duty hardened washers.
MC2® heavy-duty hardened washers are fabricated from prime quality medium carbon steel. Through hardened (quenched and tempered) R/C 38-45, and electro zinc-plated. MC2® washers are available in 1/4" through 1" bolt sizes in U.S. Standard and S.A.E. dimensions.
Other sizes are available on special order.
Certificates of compliance are available upon request.
U.S Standard Dimensions
| Bolt Size | Outside Diameter |
Inside Diameter |
Thickness | Approx Lbs per M Pcs |
Approx pcs per Carton |
Add to Cart |
|---|---|---|---|---|---|---|
| 1/4 | .750 | .313 | .064/.080 | 7.6 | 6,500 | Request Quote |
| 5/16 | .875 | .375 | .079/.093 | 11.9 | 4,200 | Request Quote |
| 3/8 | 1.000 | .438 | .079/.093 | 15.4 | 3,250 | Request Quote |
| 7/16 | 1.250 | .500 | .090/.106 | 28.6 | 1,750 | Request Quote |
| 1/2 | 1.375 | .563 | .122/.146 | 45.5 | 1,100 | Request Quote |
| 9/16 | 1.500 | .625 | .122/.146 | 52.6 | 950 | Request Quote |
| 5/8 | 1.750 | .688 | .136/.160 | 90.9 | 550 | Request Quote |
| 3/4 | 2.000 | .813 | .136/.160 | 111.1 | 450 | Request Quote |
| 7/8 | 2.250 | .938 | .136/.160 | 133.3 | 375 | Request Quote |
| 1 | 2.500 | 1.063 | .136/.160 | 166.7 | 300 | Request Quote |
S.A.E Dimensions
| Bolt Size | Outside Diameter |
Inside Diameter |
Thickness | Approx Lbs per M Pcs |
Approx pcs per Carton |
Add to Cart |
|---|---|---|---|---|---|---|
| 1/4 | .625 | .281 | .064/.080 | 4.8 | 9,400 | Request Quote |
| 5/16 | .688 | .344 | .079/.093 | 6.8 | 8,000 | Request Quote |
| 3/8 | .813 | .406 | .079/.093 | 9.4 | 5,300 | Request Quote |
| 7/16 | .922 | .469 | .090/.106 | 13.3 | 3,600 | Request Quote |
| 1/2 | 1.063 | .531 | .122/.146 | 23.5 | 2,000 | Request Quote |
| 9/16 | 1.188 | .594 | .122/.146 | 28.8 | 1,600 | Request Quote |
| 5/8 | 1.313 | .656 | .136/.160 | 40 | 1,150 | Request Quote |
| 3/4 | 1.469 | .813 | .136/.160 | 49.5 | 950 | Request Quote |
| 7/8 | 1.750 | .938 | .136/.160 | 70.8 | 650 | Request Quote |
| 1 | 2.000 | 1.063 | .136/.160 | 90 | 500 | Request Quote |