Inch

1/4"-32

5/16"-32

3/8"-32

7/16"-28

15/32"-32

1/2"-28

5/8"-24

11/16"-24

3/4"-5

3/4"-20

7/8"-20

1"-4

1 1/8"-18

1 9/16"-18

6061 Aluminum

Brass

Nylon 6/6

Stainless Steel

Steel

1"

1 1/8"

1 5/16"

1 1/2"

1 1/2"

Black Oxide

Nickel Plated

Zinc Plated

Unified Standard Class 2B

Compliant

Exempt

Not Compliant

Corrosion Resistant

Lightweight

1"

1 1/4"

2 11/32"

2 7/8"

3"

3 1/8"

EAR99

Compliant

Compliant with Exemptions

ASME B18.2.2

ASTM Standard

Low

Material Certificate with Traceable Lot Number

Compliant

Not Compliant