Item # TTCHHHSB2000XXX, Twist Off Type Tension Control Heavy Hex & Head Structural Bolt, with 1-1/4"-7 Nominal Dia. of Thread On Sales Systems Ltd.

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Sales Systems Limited Products and Services > Fasteners Reference Guide > Bolts / Screws > Structural Bolting > Twist Off Type Tension Control Heavy Hex Head & Round Head Structural Bolts > Item # TTCHHHSB2000XXX


	Item # TTCHHHSB2000XXX, Twist Off Type Tension Control Heavy Hex & Head Structural Bolt, with 1-1/4"-7 Nominal Dia. of Thread

Twist Off Type Tension Control Structural Bolts Heavy Hex Head and Round Head Configurations

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Manufacturer · Specifications · Codes and Standards · Threads Per Inch · Heavy Hex Head Specifications · Heavy Hex & Round Head Specifications · Round Head Specifications

Manufacturer

Manufacturer		Industrial Fasteners Institute

Specifications

Product		Structural Bolting

Unit of Measure		English

Nominal Size or Basic Major Dia. of Thread		1-1/4"-7

Ref. Thread Length (L_T)		2.00 in

Ref. Spline Length (L_S)		1.00 in

Ref. Spline Width Across Flats (S)		0.40 in

Max. Center of Groove to 1st Fully Formed Thread (U)		0.367 in

Ref. Transition Thread Length (Y)		0.38 in

Codes and Standards

Codes and Standards		ASME Draft Revision B18.2.6 2003

Threads Per Inch

Threads Per Inch		1.250

Heavy Hex Head Specifications

Max. Width Across Flats (F)		2.000 in

Min. Width Across Flats (F)		1.938 in

Max. Width Across Corners (G)		2.309 in

Min. Width Across Corners (G)		2.209 in

Heavy Hex & Round Head Specifications

Max. Head Height (H)		0.813 in

Min. Head Height (H)		0.749 in

Max. Full-Size Body Dia. (E)		1.277 in

Min. Full-Size Body Dia. (E)		1.223 in

Round Head Specifications

Min. Bearing Dia. (C)		2.213 in

Max. Head Dia. (A)		2.760 in

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