Inch

1/4"-20

1/4"-28

5/16"-18

5/16"-24

3/8"-16

3/8"-24

7/16"-14

7/16"-20

1/2"-13

1/2"-20

9/16"-12

5/8"-11

5/8"-18

3/4"-10

3/4"-16

7/8"-9

1"-8

1"-14

1 1/4"-7

18-8 Stainless Steel

304 Stainless Steel

1"

1 1/4"

1 1/2"

1 3/4"

2"

2 1/4"

2 1/2"

2 3/4"

3"

3 1/4"

3 1/2"

3 3/4"

4"

4 1/4"

4 1/2"

4 3/4"

5"

5 1/2"

6"

7"

8"

9"

10"

12"

18"

24"

3 ft.

4 ft.

6 ft.

8 ft.

12 ft.

1"

1 1/4"

1 1/2"

1 3/4"

2"

2 1/4"

2 1/2"

2 3/4"

3"

3 1/4"

3 1/2"

3 3/4"

4"

4 1/4"

4 1/2"

4 3/4"

5"

5 1/4"

5 1/2"

5 3/4"

6"

6 1/4"

6 1/2"

6 3/4"

7 1/2"

1"

1 1/4"

1 1/2"

1 3/4"

2"

2 1/4"

2 1/2"

3"

4"

6"

1 1/16"

1 1/4"

1 7/16"

1 5/8"

ASTM A193

UNC

UNF

UNS

Unified Standard Class 2A

Compliant

Not Compliant

EAR99

Compliant

Not Compliant

Compliant

Not Compliant

30,000 psi to 99,999 psi

Rockwell B96

Rockwell B100

Not Rated

1/4"-20

1/4"-28

5/16"-18

3/8"-16

3/8"-24

1/2"-13

1/2"-20

5/8"-11

3/4"-10

3/4"-16

7/8"-9

1"-8

1 1/4"-7

Material Certificate with Traceable Lot Number