Unified Thread Size Charts The Unified Thread Standard UTS defines a standard thread form and series along with allowances tolerances and designations for screw threads commonly used in the United States and Canada It is the main standard for bolts nuts and a wide variety of other used in these countries It has the same 60 176 profile as the ISO metric screw thread but 27 rows nbsp 0183 32 1 1 ⁄ 8 – 8 1 0438 0 728 1 1 ⁄ 4 – 7 1 1572 0 89 0 969 1 1 ⁄ 4 – 12 1 1959 1 024 1 1 4 quot 7 Steel Fully Threaded Rods and Studs 35 products Steel fully threaded rods and studs are fasteners that provide good strength and durability for a variety of everyday fastening applications They are made to meet certain strength requirements indicated by an ASTM grade rating inch fasteners or a class rating metric fasteners Greenfield 1 1 4 7 UNC 2B Go and NoGo Screw Thread Plug Gage 1 1572 1 1668 98 00 Free shipping Free shipping Free shipping Hanson Whitney 1 1 4 7 UNC 2B Go 1 1572 No Go 1 1668 Thread Gage Machinist Tool 95 00 Free 1 16 14 11 8 5 9 R 1 E 7 6 D W 5 Imperial Thread Sizes Imperial Thread Diameters 7tpi 6tpi 8tpi 9tpi 10tpi 11tpi 12tpi 13tpi 14tpi 16tpi 18tpi 20tpi 24tpi 28tpi 32tpi 40tpi Imperial TPI Table Diameter In Inches Threads Per Inch BSW UNC UNF BSF 6 40 40 D 32 32 W 24 24 32 32 4 20 20 28 26 E 18

We offer two sizes in square 7 8 14 Square Tube Inserts and 1 1 4 12 Square Tube Inserts both for 1 5 ID tube Installation Tips for Weld in Tube Inserts When installing tube inserts here are some tips to ensure a proper weld joint is made to provide a lasting link Standard Thread Pitch Chart Atlanta Rod and Manufacturing Manufacturing of Bolts Concrete Embeds Construction Fasteners and Stainless Steel Bolts – Atlanta Rod and Manufacturing Atlanta Rod chart showing standard thread pitch 7 49 3 1 ⁄ 1 053 1 0709 1 0787 1 1250 1 1 4 7 2b 1 2500 1 0950 1 123 1 1572 1 1668 1 2500 1 1 4 12 2b 1 2500 1 1600 1 178 1 1959 1 2039 1 2500 1 3 8 6 2b 1 3750 1 1950 1 225 1 2667 1 2771 1 3750 1 3 8 12 2b 1 3750 1 2850 1 303 1 3209 1 3291 1 3750 1 1 2 6 2b 1 5000 1 3200 1 350 1 3917 1 4022 1 5000 1 1 2 12 2b 1 5000 1 4100 1 428 1 4459 Nominal thread sizes from 15 16 12 UN to 1 3 16 28 UN 1 1 4 7 UNC to 1 9 16 20 UN Nominal thread sizes from 1 1 4 7 UNC to 1 9 16 20 UN 1 5 8 6 UN to 1 15 16 20 UN Nominal thread sizes from 1 5 8 6 UN to 1 15 16 20 UN 2 4 189 UNC to 2 190 20 UN Nominal thread sizes from 2 4 189 UNC to 2 190 20 UN 2 7 8 6 UN to 4 16 UN 12 2 2013 nbsp 0183 32 g1 4 1 4 quot bspp 13 157 1 337 19 12 301 11 445 0 856 11 60 g3 8 3 8 quot bspp 16 662 1 337 19 15 806 14 950 0 856 15 00 g1 2 1 2 quot bspp 20 955 1 814 14 19 793

Class 1 threads are loosely fitting threads intended for ease of assembly or use in a dirty environment Class 2 threads are the most common They are designed to maximize strength considering typical machine shop capability and machine practice Class 3 threads are used for closer tolerances Class 4 thread fit is even tighter than a Class 3 See Tap Drill Sizes for NPT Pipe Threads Note b Reference dimension NPT Thread taper angle 1 16 taper 1 deg 47 min 0 75 in ft The angle between the sides of the thread is 60 deg Thread Designation The nominal pipe size number of threads per inch and the thread series symbol in sequence For convert 1 1 4 quot 7 core bit to 5 8 quot 11 threads male Overall length 4 quot Industrial Grade Adapter only bit not included Product details Is Discontinued By Manufacturer ‏ ‎ No27 rows nbsp 0183 32 1 1 ⁄ 4 7 1 1572 0 890 0 969 1 1 ⁄ 4 12 1 1959 1 024 1 073 1 1 ⁄ 4 8 1 1688 0 929 1 000 1 3 ⁄ 8 6 1 2667 1 054 1 155 1 3 ⁄ 8 12 1 3209 1 260 1 315 1 3 ⁄ 8 8 1 2938 1 155 1 233 1 1 ⁄ 2 6 1 3917 1 294 1 405 1 1 ⁄ 2 12 1 4459 1 521 1 581 1 1 ⁄ 2 8 1 4188 1 405 1 492 1 5 ⁄ 8 8 1 5438 1 68 1 78 1 3 ⁄ 4 5 1 6201 1 74 1 90 The design principles of ISO general purpose metric screw threads quot M quot series threads are defined in international standard ISO 68 1 Each thread is characterized by its major diameter and its pitch ISO metric threads consist of symmetric V shaped thread In the plane of the thread axis the flanks of the V have an angle of 60 176 to each other

13 2 2015 nbsp 0183 32 The thread series is generally relative to the outside diameter of the screw 20 threads per inch on a 1 4 quot diameter screw is considered coarse 1 4 20 UNC On a 3 4 quot diameter screw 20 threads per inch is considered extra fine 3 4 20 UNEF It also plays a role in determining the length of engagement UN standard series thread One of the factors is that the threads of mating parts must have the same TPI threads per 1 inch However it should be noted that the Metric DIN EU standards discuss this feature in reverse and refer to it as a thread s pitch which is the distance in mm between 2 1 1 4 quot 7 x 6 ft ASTM A193 Gr B7 Plain Threaded Rod Fastenal Part No SKU 47493 UNSPSC 31161618 Manufacturer Fastenal Approved Vendor This is a Catalog Item Wholesale 402 19 each 6 quot 6 625 8 8 6 585 6 452 4 7 025 6 7252 11 6 450 6 359 11 8 quot 8 625 8 10 quot 10 750 8 12 quot 12 750 8 ODM Outside Diameter of the Male IDF Inside Diameter of the TPI Threads per Inch GHT 3 4 1 0625 ODM 11 1 2 TPI NOTE NPT Tapered Pipe thread is not availabe on hose swivel nuts Title Thread Dimensions qxd Author 1 1 4 quot 7 unc 1 250 31 750 28 05 7 3 628 1 3 8 quot 6 unc 1 375 34 925 30 60 6 4 233 1 1 2 quot 6 unc 1 500 38 100 33 70 6 4 233 1 3 4 quot 5 unc 1 750 44 450 39 26 5 5 080 2 quot 4 1 2 unc 2 000 50 800 45 03 4 5 5 644 2 1 4 quot 4 1 2 unc 2 250 57 150 51 38 4 5 5 644 2 1 2 quot 4 unc 2 500 63 500 57 00 4 6 350 2 3 4 quot 4 unc 2 750 69 850 63 36 4 6 350 3 quot 4 unc

16 5 2016 nbsp 0183 32 The Nominal Major Diameter and Threads per inch Pitch are defined by ANSI ASME B1 1 and are the choices for the customary Unified screws and nuts This data is provided for general information only The intention is to provide accurate information regardless errors may exist in the supplied information If accuracy is critical base your A 3 4 quot ISO 7 1 pipe thread has an outside diameter OD of 1 060 inches Each thread size has a defined number of threads per inch TPI or pitch The 3 4 quot NPT pipe thread has 14 threads per inch Both the TPI and OD of the thread are required for positive identification of thread size because more than one size have the same TPI Thread Chart Dash Size 2 3 4 5 6 7 8 10 12 14 16 20 24 32 40 48 Tube O D 1 8 3 16 1 4 5 16 3 8 7 16 1 2 5 8 3 4 7 8 1 1 1 4 1 1 2 2 2 12 2 2013 nbsp 0183 32 BSW BRITISH STANDARD COARSE PITCH THREAD CHART Whitworth Coarse Thread BS 84 BSW British Standard Whitworth British Standard Whitworth Coarse Thread Series parallel cylindrical In GB most common Thread Corresponds to the Metric Thread in its type of use THREAD DATA CHART British Thread British Standard Whitworth Coarse 1 1 4 quot 7 Fully Threaded Rods and Studs 51 products Fully threaded rods and fully threaded studs are fasteners with threads running their entire length for full engagement of nuts or other threaded components Threaded rods also known as all thread rods ATR or thread full length rods TFL provide high grip strength and evenly