South West Fasteners Ltd

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Tel +44 1452 424346
Fax +44 1452 309313

Unit 1 Shepherd Road
Gloucester
GL2 5EL

info@swfasteners.com

Socket Head Button Screws

We carry extensive stocks of high quality SOCKET HEAD BUTTON SCREWS in a range of sizes and materials, in Metric, British and American thread forms.

Metric ISO 7380

A Nominal Dia	Pitch	A (max)	B (max)	C (max)	D (max)
M2.5	0.45	4.75	1.40	1.50	8
M3	0.50	5.70	1.65	2.00	12
M3.5	0.70	6.80	2.20	2.50	12
M4	0.70	7.60	2.20	2.50	1
M5	0.80	9.50	2.75	3.00	6
M6	1.00	10.50	3.30	4.00	30
M8	1.25	14.00	4.40	5.00	30
M10	1.50	17.50	5.50	6.00	40
M12	1.75	21.00	6.60	8.00	40
M14	2.00	24.50	7.70	10.00	50
M16	2.00	28.00	8.80	10.00	45
M18	2.50	31.50	9.90	12.00	45
M20	2.50	35.00	11.00	12.00	45
M22	2.50	38.00	12.10	14.00	45
M24	3.00	42.00	13.20	14.00	45
M27	3.00	47.00	14.80	17.00	45
M30	3.50	52.00	16.50	17.00	45

D - Minimum Thread / full thread length
Guide Dimensions only - may depend on manufacturer

Thread Forms
Metric, Metricfine, UNF, UNC, BSW,
BSF, BA

Materials
Grade 8.8, Grade 10.9, Grade 12.9
A2/304 Stainless Steel
A4/316 Stainless Steel
Aluminium
Titanium
Nylon

Finishes
Bright zinc plated
Zinc and yellow
Black zinc
Nickel