Class 12.9 Flat Socket Cap Screws DIN 7991 CR+3 Zinc - Metric

Class 12.9 Flat Socket Cap Screws DIN 7991 CR+3 Zinc - Metric

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Class 12.9 Flat Socket Cap Screws DIN 7991 CR+3 Zinc - Metric

Zinc plated Flat Socket Head Cap Screws from Brighton Best. Hardness of RC 38-43, meets or exceeds DIN 7991. Manufactured from heat treated alloy steel, 1960 series.

Class 12.9 Flat Socket Cap Screws DIN 7991 CR+3 Zinc
Nominal Size	Thread Pitch	Body Diameter		Head Diameter		Head Height		Hex Socket Size	Key Engag- ement	Wall Thick- ness	Drill Allow- ance
Nominal Size	Thread Pitch	Max.	Min.	Theore- tical Sharp	Abso- lute Min.	Ref.	Flush Toler- ance	Nom.	Min.	Min.	Max.
M3	0.5	3.00	2.86	6.72	5.35	1.86	0.30	2.0	1.1	0.25	0.3
M4	0.7	4.00	3.82	8.96	7.80	2.48	0.30	2.5	1.5	0.45	0.4
M5	0.8	5.00	4.82	11.20	9.75	3.10	0.35	3.0	1.9	0.66	0.5
M6	1	6.00	5.82	13.44	11.70	3.72	0.35	4.0	2.2	0.70	0.6
M8	1.25	8.00	7.78	17.92	15.60	4.96	0.40	5.0	3.0	1.16	0.8
M10	1.5	10.00	9.78	22.40	19.50	6.20	0.50	6.0	3.6	1.62	0.9