AF was introduced much later and refers to Across Flats and was related to UNC(universal national coarse) and UNF(universal national fine) threads in the USA A 1/2 inch Whitworth socket is for a nut that fits on a 1/2 inch diameter thread, and is usually 1.5 times the diameter of the screwed rod across the flats of the
What does AF thread mean?
Width across flats
What is af socket size?
Width across flats is the distance between two parallel surfaces on the head of a screw or bolt, or a nut, mostly for torque transmission by positive locking. The term width across flats (AF) is used for the following forms: 2-socket = round material with two surfaces. 4-socket = profile square section.
What are the 3 types of socket wrenches?
- #1) Ratcheting. Ratching is the most common type of socket wrench.
- #2) Flex Head. There are flex-head socket wrenches that have a swiveling head.
- #3) T-Handle.
- #4) Nut Driver.
- #5) Gearless.
What MM is a 1 socket?
Bolt Diameter Standard Metric
------------- -------- ------
1-3/8" 35mm
1" 1-1/2" 38 mm
1-5/8" 41mm
1-1/8" 1-11/16" 43mm
What are the sizes of sockets?
There are four common socket sizes: 1/4 inch (0.6 centimeters), 3/8 inch (0.9 centimeters), 1/2 inch (1.3 centimeters) and 3/4 inch (1.9 centimeters).25 Jul 2011
How do I know what size socket I have?
- The size of the drive socket (the part that attaches to the socket wrench). These are always given in imperial measurements, and will usually be either 1/4", 3/8", 1/2", 3/4" or 1".
- The size of the socket head (the part that fits over or into a fastener).
Steelman 'Half-size' Impact Flip Sockets for Damaged Caps The three sockets are 1/2” drive impact flip style for use with extended anvil impact wrenches or with an impact extension. JS Products introduces three new Steelman “half size” impact flip sockets for damaged or distorted caps.
What are the 3 types of sockets?
- Stream sockets allow processes to communicate using TCP. A stream socket provides bidirectional, reliable, sequenced, and unduplicated flow of data with no record boundaries.
- Datagram sockets allow processes to use UDP to communicate.
- Raw sockets provide access to ICMP.