McMaster-Carr


Flat	Split Lock

Metal Bonded	Tooth Lock

Countersunk	Square

Sleeve	Spring Lock

Wave	Clipped

Wedge Lock	Spherical

Self-Retaining	Cup for Oversized Holes

Slotted	Leveling for I- Beams

Adhesive Lock	Angled Edge

Curved	Tab Lock

Square-Neck Bolt Lock

	OD OD

	ID ID

	Thickness Thickness

0.005"

0.007"

0.01"

0.013" to 0.019"

0.014" to 0.016"

0.015"

0.016"

0.017" to 0.023"

0.02"

0.021" to 0.041"

0.022" to 0.042"

0.024" to 0.034"

0.025" to 0.040"

0.026" to 0.036"

0.027" to 0.035"

0.028" to 0.034"

0.028" to 0.036"

0.029" to 0.035"

0.032" to 0.040"

0.040" to 0.050"

0.040" to 0.060"

0.042" to 0.051"

0.043" to 0.057"

0.045" to 0.055"

0.047" to 0.077"

0.047" to 0.109"

0.050" to 0.070"

0.050" to 0.080"

0.051" to 0.070"

0.051" to 0.080"

0.051" to 0.084"

0.051" to 0.104"

0.052" to 0.072"

0.053" to 0.065"

0.053" to 0.071"

0.053" to 0.073"

0.054" to 0.068"

0.054" to 0.070"

0.054" to 0.074"

0.055" to 0.065"

0.055" to 0.069"

0.056" to 0.070"

0.056" to 0.071"

0.057" to 0.067"

0.057" to 0.069"

0.057" to 0.075"

0.058" to 0.064"

0.059" to 0.065"

0.059" to 0.067"

0.059" to 0.069"

0.06"

0.060" to 0.064"

0.062"

0.063"

0.064" to 0.080"

0.064" to 0.104"

0.068" to 0.088"

0.070" to 0.076"

0.070" to 0.090"

0.071" to 0.091"

0.073" to 0.078"

0.073" to 0.083"

0.074" to 0.082"

0.074" to 0.094"

0.075" to 0.202"

0.077" to 0.087"

0.078" to 0.108"

0.079" to 0.098"

0.083" to 0.103"

0.084" to 0.104"

0.084" to 0.114"

0.085" to 0.101"

0.086" to 0.116"

0.088" to 0.098"

0.090" to 0.110"

0.090" to 0.112"

0.090" to 0.114"

0.093"

0.093" to 0.104"

0.094"

0.094" to 0.115"

0.105" to 0.130"

0.110" to 0.126"

0.110" to 0.140"

0.113" to 0.137"

0.115"

0.115" to 0.135"

0.120" to 0.130"

0.120" to 0.140"

1/8"

0.125" to 0.188"

0.167" to 0.193"

0.168" to 0.193"

0.170" to 0.190"

0.225" to 0.265"

0.230" to 0.270"

0.235" to 0.265"

0.236" to 0.264"

0.365" to 0.385"

	Specifications Met Specifications Met

ASME

ASTM

FDA

Mil. Spec.

NAS

SAE

SAE J314

USS

	Fastener Strength Grade/Class Fastener Strength Grade/Class

Grade 2

Grade 8

Grade 9

	Hardness Hardness

	Color Color

	Off-White		Black
	White		Gray
	Clear		Red
	Tan		Light Green
	Blue		Green
	Beige

	ASME Designation ASME Designation

Narrow

Wide

Regular

	Width Width

	Length Length

	Maximum Temperature Maximum Temperature

	Minimum Temperature Minimum Temperature

	Sleeve OD Sleeve OD

	Gender Gender

Female

Male

	Shape Shape


Ring	Round

	Tooth Location Tooth Location

	External
	Internal
	Internal/External

	Seal Material Seal Material

Rubber

Plastic

	Overall Height Overall Height

520 Products

Washers

Lock Washers

These washers have a locking feature to resist loosening from vibration.

Sealing Washers

Prevent fluids from leaking around fasteners.

Leveling and Wave Washers

Compensate for tolerance variations and uneven surfaces.

Cushioning Washers

Cushion joints to damp vibration and protect from wear.

Other Fasteners

Shims for Shoulder Screws

Adjust the length of screw shoulders with these shims.

Unthreaded Spacers

Also known as clearance spacers.

Unthreaded Inserts

These inserts reinforce joints as fasteners are tightened.

Round Push Nuts

These round push nuts have flexible teeth to fit threads of any pitch.

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