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Washers · GB/T 5782 / ISO 4014

M6 Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003)

M6 Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003) is the m6-thread variant of Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003) manufactured to GB/T 5782 / ISO 4014. This page focuses on the data engineers reach for at the bench: dimensional values for the M6 size, the spanner/drive that fits, and the assembly data you need to install it.

M6 Dimensional Row (GB/T 5782 / ISO 4014)

For bolt sizeInner diameter d1 (mm)Outer diameter d2 (mm)Width b (mm)Thickness t (mm)Reference standard
M66.111.82.01.6GB/T 93 / DIN 127B

Spanner & Drive for M6 Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003)

Drive geometry for M6 Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003) is given by the row above; match the tool to the listed values.

Common Applications for M6 Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003)

M6 Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003) are commonly specified for general-purpose load-spreading and locking under machine bolts.

Mating Parts for M6

A M6 flat washer pairs with a M6 bolt/screw and matching M6 nut.

When to Step Up or Down from M6

When the joint preload approaches the proof load of M6 class 8.8, step up to M8 class 8.8 (or move to M6 class 10.9). When the joint is over-specified, M5 often saves weight and cost without losing the safety margin.

Technical Drawing

Customize the parameters below — every spec field is editable, and the drawing redraws to match the values you choose. Changing the size will snap the other fields to that size's standard values; you can then override any individual value.

Sends the selected values to the quote form below.

Request a Quote

Adjust the parameters in the drawing above and click "Request this configuration" to send the exact specification straight to this form.

Request a Quotation

Specification
Business Information

Dimensions & Specifications (GB/T 5782 / ISO 4014)

For bolt sizeInner diameter d1 (mm)Outer diameter d2 (mm)Width b (mm)Thickness t (mm)Reference standard
M33.16.21.00.8GB/T 93 / DIN 127B
M44.17.61.21.0GB/T 93 / DIN 127B
M55.19.21.51.2GB/T 93 / DIN 127B
M66.111.82.01.6GB/T 93 / DIN 127B
M88.114.82.52.0GB/T 93 / DIN 127B
M1010.218.13.02.5GB/T 93 / DIN 127B
M1212.221.13.53.0GB/T 93 / DIN 127B
M1414.224.14.03.5GB/T 93 / DIN 127B
M1616.227.44.54.0GB/T 93 / DIN 127B
M1818.229.45.04.5GB/T 93 / DIN 127B
M2020.233.65.55.0GB/T 93 / DIN 127B
M2424.540.16.56.0GB/T 93 / DIN 127B
M3030.550.08.07.5GB/T 93 / DIN 127B

Frequently Asked Questions

What is the coarse-thread pitch of M6 for Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003)?

For M6 the standard coarse pitch is 1 mm — this is the value used for Spring Lock Washer — GB/T 5782 / ISO 4014 (Series 003).

What clearance and tapping drill suit M6?

Use a 6.6 mm clearance hole (ISO 273 medium) for through-fixing, or a 5 mm tapping drill for a coarse M6 thread.

Which washer dimensions matter most for M6?

For a flat washer, the outside diameter (the bearing surface) and the thickness control how the load is spread under the head and how much elastic preload is preserved. The inside diameter must clear the bolt body but not be so large that the head bears mostly on the washer's outer rim.

How do I request a quotation?

Use the technical drawing on this page to pick the exact configuration, then submit it with the quote form. We respond within one business day.