Nova Fasteners Co., Inc. - Double Expansion Shields

Can be used for fastening into rock, concrete, brick, etc. Eliminates high stress points detrimental in fastening into materials of medium hardness, expands fully and has high gripping power. Ideal for shear loads or where bolt is subject to side pressure or vibration. Does not fracture, and permits fastenings at any length.

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Unit of Measure

Items	NFC4015 1/4-20 Double Expansion Shields	NFC4020 5/16-18 Double Expansion Shields	NFC4025 3/8-16 Double Expansion Shields	NFC4030 1/2-13 Double Expansion Shields	NFC4035 5/8-11 Double Expansion Shields
Material	N/A Zinc Die Cast
Available Materials	N/A Zinc Die Cast
Weight (lbs.) per 100	N/A 4.0	N/A 12.0	N/A 14.0	N/A 18.0	N/A 25.0
Anchor Length	N/A 1"	N/A 1 1/4"	N/A 1 1/2"	N/A 2"	N/A 2 1/4"
Master Carton Quantity	N/A 1000	N/A 500	N/A 500	N/A 250	N/A 125
Hole Size	N/A 1/2"	N/A 5/8"	N/A 3/4"	N/A 7/8"	N/A 1"
Inside Diameter	N/A 1/4"	N/A 5/16"	N/A 3/8"	N/A 1/2"	N/A 5/8"
Tensile Strength - 3000 PSI	N/A 1850 lbs.	N/A 2000 lbs.	N/A 3900 lbs.	N/A 4600 lbs.	N/A 5950 lbs.
Shear Strength - 3000 PSI	N/A 2780 lbs.	N/A 3600 lbs.	N/A 4485 lbs.	N/A 9300 lbs.	N/A 13250 lbs.