UNF THREAD

Descriptions

UNF (Unified National Fine) threads are an American imperial thread standard known for their fine pitch, which provides increased strength, superior vibration resistance, and tighter tolerances compared to the coarser UNC (Unified National Coarse) threads.

Key Characteristics

Thread Angle: UNF threads, as part of the Unified Thread Standard (UTS), use a symmetrical V-profile with a 60° flank angle, which is the same angle used for modern ISO metric threads.
Designation: They are designated by their nominal major diameter (in inches) followed by the number of Threads Per Inch (TPI). For example, a 1/4"-28 UNF thread has a 1/4-inch diameter and 28 threads per inch.
Pitch: They have a smaller pitch and a higher thread density than UNC threads, meaning more threads per unit of length.
Strength: The finer pitch results in a larger tensile stress area for a given diameter and a greater number of engaged threads, contributing to a stronger connection less prone to loosening under vibration.

Specifications

No detailed specifications are available for this product.

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Code	Description	Price	Quantity
SSSCNF025075	1/4 UNF X 3/4 ST/ST SKT CAPSCREW A2/70 Out of Stock	£40.00 (exc VAT) per HUND £48.00 (inc VAT) per HUND	- +
SSSCNF025125	1/4 UNF X 1.1/4 ST/ST SKT CAPSCREW A2/70 10 In Stock for dispatch	£80.00 (exc VAT) per HUND £96.00 (inc VAT) per HUND	- +
SSSCNF025150	1/4 UNF X 1.1/2" ST/ST SKT CAPSCREW A2/70 60 In Stock for dispatch	£80.00 (exc VAT) per HUND £96.00 (inc VAT) per HUND	- +
SSSCNF025200	1/4" UNF X 2" ST/ST SKT CAPS A2/70 Out of Stock	£131.00 (exc VAT) per HUND £157.20 (inc VAT) per HUND	- +
SSSCNF031100	5/16UNF X 1 SOCKET CAPSCREWS STAINLESS STEEL 68 In Stock for dispatch	£126.00 (exc VAT) per HUND £151.20 (inc VAT) per HUND	- +
SSSCNF037125	3/8 UNF X 1.1/4 ST/ST SKT CAPSCREW A2/70 Out of Stock	£466.70 (exc VAT) per HUND £560.04 (inc VAT) per HUND	- +
SSSCNF037150	3/8 UNF X 1.1/2 ST/ST SOCKET CAPSCREWS A2 Out of Stock	£300.00 (exc VAT) per HUND £360.00 (inc VAT) per HUND	- +
SSSCNF037200	3/8 UNF X 2" ST/ST SKT CAPSCREW A2/70 8 In Stock for dispatch	£380.00 (exc VAT) per HUND £456.00 (inc VAT) per HUND	- +
SSSCNF044300	7/16 UNF X 3" SOCKET CAPSCREWS A2 ST/ST 5 In Stock for dispatch	£20.20 (exc VAT) per EACH £24.24 (inc VAT) per EACH	- +
SSSCNF050200	1/2"UNF X 2" A2 SOCKET HEAD CAPSCREW 18 In Stock for dispatch	£1,046.80 (exc VAT) per HUND £1,256.16 (inc VAT) per HUND	- +
SSSCNF08100	No.8UNF X 1" ST/ST SKT CAPSCREW A2/70 Out of Stock	£20.00 (exc VAT) per HUND £24.00 (inc VAT) per HUND	- +
SSSCNF10025	No10UNF X 1/4 ST/ST SKT CAPSCREW A2 190 In Stock for dispatch	£13.00 (exc VAT) per HUND £15.60 (inc VAT) per HUND	- +
SSSCNF10037	No10UNF X 3/8 ST/ST SKT CAPSCREW A2/70 Out of Stock	£56.30 (exc VAT) per HUND £67.56 (inc VAT) per HUND	- +
SSSCNF10075	No10UNF X 3/4 ST/ST SKT CAPSCREW A2/70 Out of Stock	£53.60 (exc VAT) per HUND £64.32 (inc VAT) per HUND	- +

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