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Washers · GB/T 93 / DIN 127B

M16 Spring Lock Washer (GB/T 93) — GB/T 93 / DIN 127B (Series 081)

When you need Spring Lock Washer (GB/T 93) — GB/T 93 / DIN 127B (Series 081) in the M16 size, the controlling values come from GB/T 93 / DIN 127B. This page lists them in one place — pitch, head geometry, tool size and the matching hole.

M16 Dimensional Row (GB/T 93 / DIN 127B)

For bolt sizeInner diameter d1 (mm)Outer diameter d2 (mm)Width b (mm)Thickness t (mm)Reference standard
M1616.227.44.54.0GB/T 93 / DIN 127B

Spanner & Drive for M16 Spring Lock Washer (GB/T 93) — GB/T 93 / DIN 127B (Series 081)

Drive geometry for M16 Spring Lock Washer (GB/T 93) — GB/T 93 / DIN 127B (Series 081) is given by the row above; match the tool to the listed values.

Common Applications for M16 Spring Lock Washer (GB/T 93) — GB/T 93 / DIN 127B (Series 081)

M16 Spring Lock Washer (GB/T 93) — GB/T 93 / DIN 127B (Series 081) are commonly specified for medium-duty structural joints.

Mating Parts for M16

A M16 flat washer pairs with a M16 bolt/screw and matching M16 nut.

When to Step Up or Down from M16

When the joint preload approaches the proof load of M16 class 8.8, step up to M20 class 8.8 (or move to M16 class 10.9). When the joint is over-specified, M12 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.

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Specification
Business Information

Dimensions & Specifications (GB/T 93 / DIN 127B)

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 M16 for Spring Lock Washer (GB/T 93) — GB/T 93 / DIN 127B (Series 081)?

For M16 the standard coarse pitch is 2 mm — this is the value used for Spring Lock Washer (GB/T 93) — GB/T 93 / DIN 127B (Series 081).

What clearance and tapping drill suit M16?

Use a 17.5 mm clearance hole (ISO 273 medium) for through-fixing, or a 14 mm tapping drill for a coarse M16 thread.

Which washer dimensions matter most for M16?

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.