Mil. Spec. Hex Nuts | McMaster-Carr

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Mil. Spec.

	Specifications Met Specifications Met	Hide

Warning: Products have one, but not necessarily all, of the selected characteristics.

ANSI/ASME

ANSI/MSS

ASME

ASTM

DIN

EHEDG Certified

FDA Compliant

Fed. Spec.

ISO

Mil. Spec.

NAS

NSF/ANSI

QQ-P-35

SAE

	System of Measurement System of Measurement

Inch

	Thread Size Thread Size

	Nut Type Nut Type


Hex	Locknut

Flange

	Material Material

Stainless Steel

Steel

	Finish Finish

Black Oxide

Cadmium Plated

Cadmium Yellow-Chromate
Plated

Silver Plated

	Hex Nut Profile Hex Nut Profile


Standard	Thin

	Height Height

	Width Width

	Thread Direction Thread Direction

	Right Hand

	Fastener Strength Grade/Class Fastener Strength Grade/Class


Grade 2	Grade 5

Grade 8

	Thread Type Thread Type

UNC

UNF

	Thread Spacing Thread Spacing

Coarse

Fine

	Thread Fit Thread Fit

Class 2B

Class 3B

	Locking Type Locking Type


Nylon Insert	Distorted Thread

Flex-Top

	Drive Style Drive Style

	External Hex

	Flange Diameter Flange Diameter

	Flange Thickness Flange Thickness

0.01"

0.03"

0.04"

	Insert Maximum Temperature Insert Maximum Temperature

250° F

About Nuts, Materials, and Finishes

Hex Nuts

Mil. Spec. Medium-Strength
Steel Hex Nuts

Mil. Spec. High-Strength
Steel Hex Nuts

Low-Strength Steel Hex Nuts

Mil. Spec. Low-Strength
Steel Hex Nuts

Mil. Spec. 18-8
Stainless Steel Hex Nuts

Mil. Spec. 18-8 Stainless
Steel Thin Hex Nuts

Locknuts

Mil. Spec. Low-Strength
Steel Nylon-Insert Locknuts

Mil. Spec. 18-8 Stainless
Steel Nylon-Insert Locknuts

Mil. Spec. Low-Strength Steel
Thin Nylon-Insert Locknuts

Mil. Spec. 18-8 Stainless Steel
Thin Nylon-Insert Locknuts

Mil. Spec. Steel Flex-Top
Locknuts for Heavy Vibration

Mil. Spec. Stainless Steel Flex-Top
Locknuts for Heavy Vibration

Distorted-Thread Flange Locknuts

Mil. Spec. Low-Strength Steel
Distorted-Thread Flange Locknuts

Stainless Steel Distorted-Thread
Flange Locknuts

About Nuts, Materials, and Finishes

Hex Nuts

Mil. Spec. Medium-StrengthSteel Hex Nuts

Mil. Spec. High-StrengthSteel Hex Nuts

Low-Strength Steel Hex Nuts

Mil. Spec. Low-StrengthSteel Hex Nuts

Mil. Spec. 18-8Stainless Steel Hex Nuts

Mil. Spec. 18-8 StainlessSteel Thin Hex Nuts

Locknuts

Mil. Spec. Low-StrengthSteel Nylon-Insert Locknuts

Mil. Spec. 18-8 StainlessSteel Nylon-Insert Locknuts

Mil. Spec. Low-Strength SteelThin Nylon-Insert Locknuts

Mil. Spec. 18-8 Stainless SteelThin Nylon-Insert Locknuts

Mil. Spec. Steel Flex-TopLocknuts for Heavy Vibration

Mil. Spec. Stainless Steel Flex-TopLocknuts for Heavy Vibration

Distorted-Thread Flange Locknuts

Mil. Spec. Low-Strength SteelDistorted-Thread Flange Locknuts

Stainless Steel Distorted-ThreadFlange Locknuts

Mil. Spec. Medium-Strength
Steel Hex Nuts

Mil. Spec. High-Strength
Steel Hex Nuts

Mil. Spec. Low-Strength
Steel Hex Nuts

Mil. Spec. 18-8
Stainless Steel Hex Nuts

Mil. Spec. 18-8 Stainless
Steel Thin Hex Nuts

Mil. Spec. Low-Strength
Steel Nylon-Insert Locknuts

Mil. Spec. 18-8 Stainless
Steel Nylon-Insert Locknuts

Mil. Spec. Low-Strength Steel
Thin Nylon-Insert Locknuts

Mil. Spec. 18-8 Stainless Steel
Thin Nylon-Insert Locknuts

Mil. Spec. Steel Flex-Top
Locknuts for Heavy Vibration

Mil. Spec. Stainless Steel Flex-Top
Locknuts for Heavy Vibration

Mil. Spec. Low-Strength Steel
Distorted-Thread Flange Locknuts

Stainless Steel Distorted-Thread
Flange Locknuts