EmailEmail Us Today: info@salessystemsltd.comPhoneCall Us Toll Free: 800.368.3711
Reference Guide Only. Not Actual Inventory.
Sales Systems Limited Products and Services > Fasteners > Bolts / Screws > Tapping Screws > Slotted Flat Countersunk Head Tapping Screws > Item # SFCHTS01380XXX  
Download PDF Download PDF         Email Email This Page     Save To Favorites Save To Favorites

Item # SFCHTS01380XXX, Slotted Flat Countersunk Head Tapping Screw, with 0.262" Head Dia.

Applicable to screw types as indicated by code symbols.
  • Type AB thread forming.
  • Type A thread forming, except for short lengths.
  • 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



Industrial Fasteners Institute



Tapping Screws

Unit of Measure


Nominal Size or Basic Screw Dia.

No. 6

Nominal Size or Basic Screw Dia. (Decimal)

0.1380 in

Applicable to Screw Types1

Length for Types AB and A (L)

5/16 in

Length for Other Types (LT)

5/16 in

Max. Head Dia. (A)

0.262 in

Min. Head Dia. (A)

0.238 in

Ref. Head Height (H)

0.083 in

Max. Slot Width (J)

0.048 in

Min. Slot Width (J)

0.039 in

Max. Slot Depth (T)

0.038 in

Min. Slot Depth (T)

0.024 in

Max. Protrusion Above Gaging Dia. (F)

0.036 in

Min. Protrusion Above Gaging Dia. (F)

0.021 in

Gaging Dia. (G)

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

Codes and Standards

Codes and Standards

Abstract of ASME B18.6.4 1998


Type Designations for Tapping Screws and Metallic Drive Screws
(PDF, 206KB)

Distributor of Industry Standard and Military Specification Threaded Fasteners