All Thread Stud


Diameter size range: 1/2” – 4” in diameter (Smaller diameters available upon customer request).

Threads are to a Class 2A fit.

Note: Threads shall be Unified National Coarse series for 1" diameter and smaller and 8 thread series for 1-1/8" diameter and larger.

Length - ASME B16.5 "Steel Pipe Flanges and Flanged Fittings" specifies bolt lengths from first thread to first thread and the end points must be added to obtain overall end to end length (L).

Tolerance - Tolerance on bolt stud lengths for lengths 12" and under shall be ±1/16"; for lengths 12" to 18", ±1/8"; and for lengths over 18", ±1/4".

When ordering, please specify:
1) Diameter (D) 2) Length (L)*

*End-to-end dimension. (If first thread to first thread is required, order must so specify.)


DAN-LOC Corporate Headquarters
725 North Drennan
Houston, Texas 77003-1320
Telephone: 713-356-3500
Toll Free: 1-800-231-6355
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Houston, Texas 77003-1320
Telephone: 713-356-3560
Toll Free: 1-800-231-6355
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Gardena, California 90248
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Fax: 937-778-0682