Item # item-3031, Type I Long Screw with Shoulder, with 0.264" Recess Dia. On Sales Systems Ltd.

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Sales Systems Limited Products and Services > Fasteners Reference Guide > Bolts / Screws > Tapping Screws > Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws > Item # item-3031


	Item # item-3031, Type I Long Screw with Shoulder, with 0.264" Recess Dia.

Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws:Long Screws with Shoulder and Short Screws

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Applicable to screw types as indicated by code symbols.

Type AB thread forming.
Types B and BP thread forming and Types BF and BT thread cutting.
Type C thread forming and Types D, F, G, and T thread cutting.

Manufacturer · Specifications · Codes and Standards

Manufacturer

Manufacturer		Industrial Fasteners Institute

Specifications

Product

Tapping Screws

Unit of Measure

English

Type

Type I Long Screw with Shoulder

Nominal Size or Basic Screw Dia.

1/4 in

Nominal Size or Basic Screw Dia. (Decimal)

0.2500 in

Head Size

Applicable to Screw Types¹

Ref. Recess Dia. (M)

0.264 in

Ref. Recess Depth (T)

0.140 in

Ref. Recess Width (N)

0.038 in

Driver Size

Max. Recess Penetration Gaging Depth

0.135 in

Min. Recess Penetration Gaging Depth

0.111 in

Max. Protrusion Above Gaging Dia. (F)

0.113 in

Min. Protrusion Above Gaging Dia. (F)

0.084 in

Gaging Dia. (G)

0.362 in

¹ 1 = Circle, 2 = Diamond, 3 = Triangle, 4 = Square

Codes and Standards

Codes and Standards		Abstract of ASME B18.6.4 1998

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Item # item-3031, Type I Long Screw with Shoulder, with 0.264" Recess Dia.

Manufacturer