At Ananka Fasteners Pvt Ltd, we manufacture fasteners to the dimensional requirements of DIN 463. Tab washers with a long tab and a short tab (wing) set at right angles; one tab bends against a workpiece edge and the other folds against a nut/bolt flat to lock it against loosening. Sizes M5 through M20.
Tab washers with a long tab and a short tab (wing) set at right angles; one tab bends against a workpiece edge and the other folds against a nut/bolt flat to lock it against loosening. Sizes M5 through M20.
Tab (locking) washer with two tabs
Key dimensions for common sizes are listed below.
| Nominal Size (M) | Hole Dia d1 (mm) | Tab Width b (mm) | Thickness s (mm) |
|---|---|---|---|
| M5 | 5.3 | 6 | 0.5 |
| M6 | 6.4 | 7 | 0.5 |
| M8 | 8.4 | 8 | 0.75 |
| M10 | 10.5 | 10 | 0.75 |
| M12 | 13.0 | 12 | 1.0 |
| M16 | 17.0 | 15 | 1.0 |
| M20 | 21.0 | 18 | 1.0 |
N/A (plain tab washer, no thread)
DIN 462 (internal tab washer), DIN 93 (tab washer with one tab), DIN 432 (external tab washer)
For the official DIN standards catalogue, see the DIN standards listing. This external reference is provided for standards identification; the purchaser should verify the current edition applicable to the order.
We produce DIN 463 fasteners in carbon and alloy steel, austenitic, duplex and super-duplex stainless, and high-nickel, titanium and copper alloys — for structural, flanged, machinery and process applications worldwide.
For technical documentation and quotations, buyers can also review the Ananka Fasteners manufacturing and supply range or contact the team through the fastener enquiry and technical support page.
Ananka Fasteners supplies every lot with full material traceability and third-party testing on request.
Tab washers with a long tab and a short tab (wing) set at right angles; one tab bends against a workpiece edge and the other folds against a nut/bolt flat to lock it against loosening. Sizes M5 through M20.
Ananka Fasteners manufactures DIN 463 in sizes from M5–M20. See the Dimensional Table above for the complete size breakdown.
N/A (plain tab washer, no thread)
We produce DIN 463 fasteners in carbon and alloy steel, austenitic, duplex and super-duplex stainless, and high-nickel, titanium and copper alloys — for structural, flanged, machinery and process applications worldwide.
Yes. For a quotation, provide the required nominal size, material grade, quantity and any inspection or certificate requirements.
Need a fastener manufactured to DIN 463 for an industrial project? Send the required fastener type, size, material grade, quantity and certification requirements to Ananka Fasteners. Our team can review the requirement and provide technical and commercial information for standard or custom configurations.
Recommended RFQ details: DIN 463 requirement, nominal size, material grade, quantity, inspection requirements and EN 10204 certificate requirements where applicable.
Dimensions compiled per DIN 463 and industry references; provided for reference only — confirm against the current edition of the standard before design use.
