Product Description:
 
 
Stainless Steel A4 Wind Energy Fasteners DIN6319 Type D Female Dished Spherical Washers
 
Stainless Steel A4 Wind Energy Fasteners DIN6319 Type D Female Dished Spherical Washers Made In China.
Type G dished washers with enlarged outer diameter are mainly used on elongated holes.
When utilizing DIN6330 type B fixture nuts with spherical end,use either the type D or Type G spherical dished washers.The type C spherical seat washer is not required.
 
Specification:
Type C/D
Steel
Case-hardened all round depth 0.2 to 0.4mm
Hardness (550+100) HV 10
Type G
Heat treated steel
Tempered
Hardness (350+80) HV 30
 

 
Drawing:
 

Spherical Washers, Conical Seats - Type D
DIN 6319(D)
d	d(mm)		dc(mm)	d1(mm)	h(mm)
	min	max
M6	7.1	7.32	12	11	2.8
M8	9.6	9.82	17	14.5	3.5
M10	12	12.27	21	18.5	4.2
M12	14.2	14.47	24	20	5
M14	16.5	16.77	28	24.8	5.6
M16	19	19.33	30	26	6.2
M20	23.2	23.53	36	31	7.5
M24	28	28.33	44	37	9.5
M30	35	35.39	56	49	12
M36	42	42.39	68	60	15
M42	49	49.39	78	70	18
M48	56	56.46	92	82	22

 
FAQ

Q: Are you trading company or manufacturer ?

A: We are factory and OEM are available.

Q: How long is your delivery time?

A: Generally it is 2-5 days if the goods are in stock,or it is 15-30 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: 30% T/T in advance ,balance before shipment or L/C.
If you have another question, please feel free to contact us.