Brass Allen Screws | McMaster-Carr

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	Material Material

Brass

	System of Measurement System of Measurement

Inch

Metric

	Thread Size Thread Size

0-80
2-56
3-48
3-56
4-40
4-48
5-40
6-32
6-40
8-32
8-36
10-24
10-32
1/4"-20
1/4"-28
5/16"-18
5/16"-24
3/8"-16
3/8"-24
1/2"-13
1/2"-20
5/8"-11
3/4"-10
M2
M2.5
M3
M4
M5
M6
M8
M10
M12

	Thread Type Thread Type

Metric

UNC

UNF

	Length Length

	Head Type Head Type


Socket	Headless

Flat	Rounded

	Size Size

	Drive Style Drive Style

	Hex

	Head Diameter Head Diameter

	Threading Threading

	Fully Threaded
	Partially Threaded

	Thread Direction Thread Direction

	Right Hand

	Head Height Head Height

	Thread Spacing Thread Spacing

Coarse

Fine

	Hardness Hardness

Rockwell B55

Rockwell B78

	Thread Fit Thread Fit

Class 2A

Class 3A

Class 6g

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Tensile Strength Tensile Strength

20,000 to 49,999 psi

50,000 to 79,999 psi

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	Shoulder Length Shoulder Length

	Shoulder Diameter Shoulder Diameter

	Socket Head Profile Socket Head Profile

	Standard

	Thread Pitch Thread Pitch

518 Products

Screws and Bolts

Brass Socket Head Screws

Brass screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Brass Cup-Point Set Screws

Brass set screws are corrosion resistant in wet environments, nonmagnetic, and electrically conductive.

Brass Hex Drive Flat Head Screws

Brass screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Metric Brass Hex Drive Flat Head Screws

These metric brass screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Metric Brass Button Head Hex Drive Screws

Made from brass, these metric button head screws are corrosion resistant in wet environments, nonmagnetic, and electrically conductive.

Brass Button Head Hex Drive Screws

Brass button head screws are corrosion resistant in wet environments, nonmagnetic, and electrically conductive.

Metric Brass Precision Shoulder Screws

Offered in metric sizes, these brass shoulder screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Brass Precision Shoulder Screws

Brass shoulder screws are electrically conductive, nonmagnetic, and have good corrosion resistance.