Stainless Steel DIN 653 Flat Head Knurled Thumb Screw

Product Description

Stainless Steel DIN 653 Flat Head Knurled Thumb Screw

Product Description

Product Name	Stainless Steel Knurled Thumb Screw
Product Type	Knurled Head Thumb Screw / Hand Screw
Standard	Manufacturer Standard / Customer Specification
Head Type	Round Knurled Head
Head Profile	Low Profile / Flat Head
Drive Type	Hand Tightening
Thread Type	Metric Machine Thread
Thread Configuration	Fully Threaded
Point Type	Flat Point
Material	Stainless Steel
Surface Finish	Stainless Steel Natural Finish
Thread Direction	Right-Hand Thread
Size Range	Customized according to Drawing or Requirement
Function	Tool-Free Fastening / Quick Adjustment
Application	Machinery, Panels, Fixtures, Instruments, Electronics and Equipment Assemblies
Customization	Thread Size, Length, Head Diameter, Knurl Pattern, Material and Surface Finish
Packaging	Bulk Packing, Box, Carton, Pallet or Customized Export Packaging
OEM / ODM	Available according to Drawings, Samples or Technical Requirements

Thread Size d		M1	M1.2	M1.4	M1.6	M2	M2.5	M3	M4
P	Pitch	0.25	0.25	0.3	0.35	0.4	0.45	0.5	0.7
a	max	0.75	0.75	0.9	1.05	1.2	1.35	1.5	2.1
c		-	-	-	-	-	0.3	0.3	0.4
dk	Nominal Size	5.5	6	7	7.5	9	11	12	16
	max	5.74	6.24	7.29	7.79	9.29	11.35	12.35	16.35
	min	5.26	5.76	6.71	7.29	8.71	10.65	11.65	15.65
ds	max=nominal size	-	-	-	-	2	2.5	3	4
	min	-	-	-	-	1.86	2.36	2.86	3.82
e		-	-	-	-	1.5	2	2	3
k	max	1.5	1.5	2	2	2	2.5	2.5	3.5
	min	1.25	1.25	1.75	1.75	1.75	2.25	2.25	3.2
r		0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5
L	Ref.	-	-	-	-	8	10	12	18
Knurled pitch		0.5	0.5	0.5	0.5	0.5	0.6	0.6	0.6

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FAQ

Q1: Are you a fastener manufacturer or trading company?

A1: We are a professional fastener supplier with manufacturing and sourcing capabilities, providing bolts, nuts, washers, screws, threaded rods and custom fasteners for global B2B buyers.

Q2: Can you supply standard and non-standard fasteners?

A2: Yes. We can supply standard fasteners according to DIN, ISO, ANSI, ASTM and other standards, and also support non-standard fasteners based on drawings or samples.

Q3: What materials can you provide for fasteners?

A3: We can provide carbon steel, stainless steel, alloy steel, brass and other materials according to the application, strength requirement and customer specifications.

Q4: Do you support OEM or customized fastener production?

A4: Yes. We support OEM fastener production, including custom size, thread, material, surface finish, marking, packaging and drawing-based manufacturing.

Q5: How do you control fastener quality before shipment?

A5: We inspect dimensions, threads, surface finish, hardness and appearance before shipment. Inspection reports and related documents can be provided according to order requirements.

Q6: What information should I provide for a fast quotation?

A6: Please provide product name, standard or drawing, size, material, grade, surface finish, quantity, packaging requirement and application. This helps us offer an accurate quotation quickly.