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Enlarge and thicken Flat washer 3/8

Name: Enlarge and thicken Flat washer 3/8
Brand: YONGYI

Moq: Confirmed by product, size, grade, finish and quantity

Price: Quoted to specification, quantity, coating, packing and Incoterm

Package: Bags, boxes, cartons, pallets or customer-specified export packing

Export port: Tianjin, Qingdao or Shanghai, as confirmed in the quotation

Delivery date: Confirmed after specification, quantity and production review

Payment method: T/T or other terms stated in the official PI or contract

304 stainless steel Enlarge and thicken flat gasket grade

MOQ: Contact us

Price: Contact us
Black Grade 8.8 high-strength flat cushion DIN125 Carbon steel flat washer

MOQ: Contact us

Price: Contact us
304 stainless steel Enlarge and thicken flat gasket grade 4.8 hot dip galvanized flat gasket

MOQ: Contact us

Price: Contact us

Product Photos and Information

Name	Flat Washers	Materials	Carbon Steel/Stainless Steel
Standards	DIN ISO ANC BSW JIS etc.	Strength level	4.8 8.8 10.9 etc.
Size	M1.8-M40	Surface finish	ZPBLACKHDG etc.
Length	0.3-6.6	Samples	Subject to availability and agreement

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Product Standards

Flat Washers DIN 125
Specification		Φ1.7	Φ1.8	Φ2.2	Φ2.5	Φ2.7	Φ2.8	Φ3.2	Φ3.7	Φ4.3	Φ5.3	Φ6.4	Φ7.4	Φ8.4	Φ10.5	F13	F15
M	Corresponding bolt specifications	M1.6	M1.7	M2	M2.3	M2.5	M2.6	M3	M3.5	M4	M5	M6	M7	M8	M10	M12	M14
d	min=nominal	1.7	1.8	2.2	2.5	2.7	2.8	3.2	3.7	4.3	5.3	6.4	7.4	8.4	10.5	13	15
d	maximum value	1.84	1.94	2.34	2.64	2.84	2.94	3.38	3.88	4.48	5.48	6.62	7.62	8.62	10.77	13.27	15.27
dc	max = nominal	4	4.5	5	6	6	7	7	8	9	10	12	14	16	20	24	28
dc	minimum	3.7	4.2	4.7	5.7	5.7	6.64	6.64	7.64	8.64	9.64	11.57	13.57	15.57	19.48	23.48	27.48
h	Nominal	0.3	0.3	0.3	0.5	0.5	0.5	0.5	0.5	0.8	1	1.6	1.6	1.6	2	2.5	2.5
	maximum value	0.35	0.35	0.35	0.55	0.55	0.55	0.55	0.55	0.9	1.1	1.8	1.8	1.8	2.2	2.7	2.7
	minimum	0.25	0.25	0.25	0.45	0.45	0.45	0.45	0.45	0.7	0.9	1.4	1.4	1.4	1.8	2.3	2.3
Thousand pieces (steel)≈kg		0.024	0.031	0.037	0.092	0.088	0.127	0.119	0.155	0.308	0.443	1.02	1.39	1.83	3.57	6.27	8.62
Specification		F17	F19	F21	F23	Φ25	F27	F28	F29	F31	F33	F34	F36	F37	F39	Φ40	F41
M	Corresponding bolt specifications	M16	M18	M20	M22	M24	M26	M27	M28	M30	M32	M33	M35	M36	M38	M39	M40
d	min=nominal	17	19	21	23	25	27	28	29	31	33	34	36	37	39	40	41
d	maximum value	17.27	19.33	21.33	23.33	25.33	27.33	28.33	29.33	31.39	33.62	34.62	36.62	37.62	39.62	40.62	41.62
dc	max = nominal	30	34	37	39	44	50	50	50	56	60	60	66	66	72	72	72
dc	minimum	29.48	33.38	36.38	38.38	43.38	49.38	49.38	49.38	55.26	58.8	58.8	64.8	64.8	70.8	70.8	70.8
h	Nominal	3	3	3	3	4	4	4	4	4	5	5	5	5	6	6	6
	maximum value	3.3	3.3	3.3	3.3	4.3	4.3	4.3	4.3	4.3	5.6	5.6	5.6	5.6	6.6	6.6	6.6
	minimum	2.7	2.7	2.7	2.7	3.7	3.7	3.7	3.7	3.7	4.4	4.4	4.4	4.4	5.4	5.4	5.4
Thousand pieces (steel)≈kg		11.3	14.7	17.2	18.3	32.3	43.7	42.3	40.9	53.6	77.4	75.3	94.3	92.1	136	133	130
Specification		F43	F46	Φ50	F52	F54	F57	F58	Φ60	F62	F66	Φ70	F74	F78	F82	F87	F93
M	Corresponding bolt specifications	M42	M45	M48	M50	M52	M55	M56	M58	M60	M64	M68	M72	M76	M80	M85	M90
d	min=nominal	43	46	50	52	54	57	58	60	62	66	70	74	78	82	87	93
d	maximum value	43.62	46.62	50.62	52.74	54.74	57.74	58.74	60.74	62.74	66.74	70.74	74.74	78.74	82.87	87.87	93.87
dc	max = nominal	78	85	92	92	98	105	105	110	110	115	120	125	135	140	145	160
dc	minimum	76.8	83.6	90.6	90.6	96.6	103.6	103.6	108.6	108.6	113.6	118.6	123.4	133.4	138.4	143.4	158.4
h	Nominal	7	7	8	8	8	9	9	9	9	9	10	10	10	12	12	12
	maximum value	8	8	9	9	9	10	10	10	10	10	11	11	11	13.2	13.2	13.2
	minimum	6	6	7	7	7	8	8	8	8	8	9	9	9	10.8	10.8	10.8
Thousand pieces (steel)≈kg		183	220	294	284	330	431	425	472	458	492	586	626	749	953	996	1250
Specification		F98	F104	F109	F114	F119	F124	F129	F134	F139	F144	F149	Φ155	Φ165
M	Corresponding bolt specifications	M95	M100	M105	M110	M115	M120	M125	M130	M135	M140	M145	M150	M160
d	min=nominal	98	104	109	114	119	124	129	134	139	144	149	155	165
d	maximum value	98.87	104.87	109.87	114.87	119.87	125	130	135	140	145	150	156	166
dc	max = nominal	165	175	180	185	200	210	220	220	230	240	250	250	250
dc	min	163.4	173.4	178.4	183.15	198.15*	208.15	218.15	218.15	228.15	238.15	248.15	248.15	248.15
h	Nominal	12	14	14	14	14	16	16	16	16	18	18	18	18
	maximum	13.2	15.2	15.2	15.2	15.2	17.2	17.2	17.2	17.2	19.2	19.2	19.2	19.2
	min	10.8	12.8	12.8	12.8	12.8	14.8	14.8	14.8	14.8	16.8	16.8	16.8	16.8
Thousand pieces (steel)≈kg		1300	1710	1770	1830	2230	2830	3130	3000	3310	4090	4470	4270	3910

About Us

YONGYI Fasteners supports industrial and project fastener inquiries from Yongnian, Handan, China.

Our published company certificates, factory photographs, production information and selected supply references help buyers evaluate manufacturing and quality-control capabilities.

For a quotation, provide the product standard or drawing, size, material or grade, surface finish, quantity, packing requirement and destination.