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Screws by ANSI/ASME Specification

Search through thousands of screws in the FCH database of surplus, odd lot, slow-moving and hard to find fasteners by ANSI/ASME Standard Specification.



ANSI/ASME B18.2.1 Lag Screw
 ASME B18.2.1 Lag Screws available in the following materials
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.2.3.1m Metric Specification Hex Head Cap Screw
 ASME B18.2.3.1m Hex Head Cap Screws available in the following materials
  Class 8.8 Steel Class 9.8 Steel Class 10.9 Steel
ANSI/ASME B18.2.3.4m Metric Specification Non-Serrated Hex Flange Screw
 ASME B18.2.3.4m Non-Serrated Hex Flange Screws available in the following materials
  Class 8.8 Steel Class 10.9 Steel
ANSI/ASME B18.2.3.4m Metric Specification Serrated Hex Flange Screw (Whiz-Lok)

ANSI/ASME B18.3 Button Socket Head Cap Screw
  Steel Grade 8 Class 300 Stainless (A2, A4, 18-8 etc.)
ANSI/ASME B18.3 Flat Socket Head Cap Screw
  Steel Grade 8 Class 300 Stainless (A2, A4, 18-8 etc.)
ANSI/ASME B18.3 Socket Head Cap Screw
  Steel Grade 8 Class 300 Stainless (A2, A4, 18-8 etc.)
ANSI/ASME B18.3 Socket Head Shoulder Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)
ANSI/ASME B18.3 Socket Head Set Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.3.6M Metric Specification Socket Head Set Screw
  Steel

ANSI/ASME B18.5 Round Head Square Neck Carriage Bolt
  Steel Grade 2 Grade 5 Grade 8
  Class 8.8 Class 10.9 Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.1 Wood Screw
  Brass Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.2 Square Head Set Screw
  Steel Grade 5 Grade 8 Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.2 Slotted Head Set Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Slotted Fillister Head Machine Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Phillips Fillister Head Machine Screw
ANSI/ASME B18.6.3 Slotted Flat Head Machine Screw
  Brass Nylon Silicon Bronze Steel
  Class 300 Stainless (A2, A4, 18-8 etc.) Class 400 Stainless (410, 416, 420 etc.)
ANSI/ASME B18.6.3 Phillips Flat Head Machine Screw
  Brass Steel Class 4.8 Steel Class 300 Stainless (A2, A4, 18-8 etc.)
ANSI/ASME B18.6.3 Slotted Oval Head Machine Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Phillips Oval Head Machine Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Slotted Pan Head Machine Screw
  Nylon Brass Steel Grade 2 Steel
  Grade 5.1 Steel Class 300 Stainless (A2, A4, 18-8 etc.)
ANSI/ASME B18.6.3 Phillips Pan Head Machine Screw
  Brass Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Pozi-Drive Pan Head Machine Screw
ANSI/ASME B18.6.3 Combo Pan Head Machine Screw
ANSI/ASME B18.6.3 Slotted Round Head Machine Screw
  Nylon Brass Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Phillips Round Head Machine Screw
  Nylon Brass Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Combo Round Head Machine Screw
ANSI/ASME B18.6.3 Slotted Truss Head Machine Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Phillips Truss Head Machine Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

ANSI/ASME B18.6.3 Combo Truss Head Machine Screw
ANSI/ASME B18.6.3 Hex Washer Head Machine Screw
  Steel
Note: The ASME B18.6.3 Small Screw Standard is currently being updated and re-formatted by the ASME B18 Fastener Standards Committee. See more detail below.

ANSI/ASME B18.6.4 Self-Tapping Sheetmetal Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.) Class 400 Stainless (410, 416, 420 etc.)
ANSI/ASME B18.6.4 Self-Tapping Self-Drilling Screw (Teks)
  Steel Class 300 Stainless (A2, A4, 18-8 etc.) Class 400 Stainless (410, 416, 420 etc.)
ANSI/ASME B18.6.4 Self-Tapping Thread Cutting Screw (Type F and Type 1)
  Steel Class 300 Stainless (A2, A4, 18-8 etc.) Class 400 Stainless (410, 416, 420 etc.)
ANSI/ASME B18.6.4 Self-Tapping Thread Forming / Thread Rolling Screw
  Steel Class 300 Stainless (A2, A4, 18-8 etc.) Class 400 Stainless (410, 416, 420 etc.)

ANSI/ASME B18.6.7M Metric Specification Machine Screw
  Steel Class 8.8 Steel Class 300 Stainless (A2, A4, 18-8 etc.)
ANSI/ASME B18.6.8 Thumb Screw
  Class 300 Stainless (A2, A4, 18-8 etc.)
ANSI/ASME B18.6.8 Wing Screw

Note: The ASME B18.6.4 Tapping Screw Standard and the B18.6.3 Machine Screw Standard are currently being updated and re-formatted by the ASME B18 Fastener Standards Committee. It is expected that the new standard will be published mid-2010.
The two standards will be combined into a single new B18.6.3 Small Screw Standard.
Among the changes are the addition of thread rolling screws and a 120,000 psi machine screw. The 6-lobe recessed design (called type VI) is being added.


ANSI/ASME B18.13 Machine Screw & Washer Assemblies (SEMS Machine Screws)
  Steel Class 300 Stainless (A2, A4, 18-8 etc.) Class 400 Stainless (410, 416, 420 etc.)
ANSI/ASME B18.17 Plain Thumb Screws
  Steel Class 300 Stainless (A2, A4, 18-8 etc.)

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