DIN 463 Lock Washer with 2 Tabs

DIN 463 lock washer with two tabs. The washer performs a locking function when fastening planes, assemblies, and parts: thanks to its increased contact area, it provides reliable fixation. It is installed under nuts or under the heads of screws and bolts. Lock washers with tabs, which include the DIN 463 washer, are used for reliable fixation of fastened parts. The Russian equivalent of the German standard is GOST 13464.

Washer DIN 463

The shaped lock washer is made of stainless steel grade 12×18N9T, as well as austenitic steel grade 10×17N13M2T. If required, or on individual order, the products are also made of brass and high-strength alloys.

The product is used in assemblies and systems subject to significant vibration loads. In the installed position, the tabs are bent against the edges of the nut or bolt, ensuring reliable fixation of the fasteners in the required position.

Description: DIN 463 lock washer with 2 tabs, flat, shaped.

Materials:

• Steel
• Coated steel: electrogalvanized
• Stainless steel: stainless steel A2 type 12Kh18N9T, acid-resistant austenitic steel A4 type 10Kh17N13M2T.
• Non-ferrous metals, alloys, plastic: brass.

Dimensions of the DIN 463 lock washer, mm:

d	d₁	b	l₁	l₂	s
M4	4.3	5	14	6.5	0.38
M5	5.3	6	16	8	0.5
M6	6.4	7	18	9	0.5
M8	8.4	8	20	11	0.75
M10	10.5	10	22	13	0.75
M12	13	12	28	15	1
M14	15	12	28	16	1
M16	17	15	32	18	1
M18	19	18	36	20	1
M20	21	18	36	21	1
M22	23	20	42	23	1
M24	25	20	42	25	1
M27	28	23	48	29	1.6
M30	31	26	52	32	1.6
M33	34	28	56	34	1.6
M36	37	30	60	38	1.6
M39	40	32	64	41	1.6