TR knowledge base | Thread geometry - Unified Extra Fine (UNEF)
Thread Major diameter Thread per inch Pitch diameter Minor diameter male thread Minor diameter female thread; No 12: 0.2160
TR knowledge base | Thread geometry - Unified Coarse (UNC)
Thread Major diameter Thread per inch Pitch diameter Minor diameter male thread Minor diameter female thread; 1 1/4: 1.2500
TR knowledge base | Thread geometry - Unified Fine (UNF)
Thread geometry for Unified Fine (UNF) threads. d1 - Minor thread diameter male. d2 - Minor thread diameter female
TR knowledge base | Thread conversion table - TR Fastenings
Thread conversion table Due to the differences in thread angles and pitches, the thread sizes shown below are not directly interchangeable with each other. This table is only to help find a nearest equivalent sized fastener.
TR knowledge base | Tapping sizes and clearance holes
Thread Drill size for tapping standard metric threads ... Unified threads. Screw Size Threads per Inch ...
Steel fasteners - pre-load and tightening torques - TR Fastenings
Preload (N) property class to ISO 898/1 Tightening torque (Nm) property class ; Thread Coefficient friction 8.8 10.9
TR knowledge base | Thread geometries
Fastener thread geometries, dimensions and tolerances: pitch diameter, major diameter, minor diameter ...
TR knowledge base | Thread geometry - Self Tapping Screws
d1 - Minor thread diameter male. d2 - Minor thread diameter female. p - Pitch . Nominal size Pitch Major ...
TR knowledge base | Engineering and fastener terminology
Unified Coarse Thread (UNC): Standard imperial thread pattern used in the USA. Unified Fine Thread (UNF): Standard imperial thread pattern used in the USA for fine thread. U-Nut: A metal clip formed in the shape of a U, made of spring steel sheet material. One of the flat sides has a threaded profile, whereas the opposite side is equipped with ...
Hexagon Socket Drive Set Screw Flat Point - TR Fastenings
Sizes and availability for Hexagon Socket Drive Set Screw Flat Point in metric measurements, in a range of materials