JIS B 1021
Tolerances for fasteners — Part 1 : Bolts, screws, studs and nuts — Product grades A, B and C
English
2003
0.000
Detailed Information
This Standard specifies a selection of tolerances for bolts, screws, studs and nuts with ISO metric threads and with product grades A, B and C and for tapping screws with product grade A.

Download File
(Log in to download spec.)
Check out other specifications
1974
English
Tangential Keys and Tangential Keyways for Alternating Shock Loads
The present Standard corresponds in substance to the ISO Draft ISO/DIS 3117-1973 Tangential keying While it is true that this ISO Draft deals only with tangential keys and keyways for constant loads (DIN 271), it none the less indicates that, for alternating shock loads, tangential keys with t = ...
1994
English
Eyenuts
This Japanese Industrial Standard specifies eyenuts for general lifting work of machinery (hereafter referred to as "nuts").
1982
English
Pipe nuts with thread in accordance with DIN ISO 228 Part 1
This standard gives specifications for (hexagon and octagon) pipe nuts with thread in accordance with DIN ISO 228 Part 1 of nominal sizes G 1/8 up to and including G 6, assigned to product grades B and C (previously designs mg and g). If, in special cases, nuts are to comply with specifications ...
1993
English
INSPECTION AND QUALITY ASSURANCE FOR GENERAL PURPOSE FASTENERS
This standard outlines a Quality Assurance Plan for internally and externally threaded fasteners and accessories or associated parts. Provisions are included for sampling plans, inspection frequencies, control procedures, and record keeping. Included in this plan are fasteners for general purpos...
2010
English
CARBON AND ALLOY STEEL NUTS FOR BOLTS FOR HIGH PRESSURE OR HIGH TEMPERATURE SERVICE, OR BOTH
1.1 This specification covers a variety of carbon, alloy, and martensitic stainless steel nuts in the size range 1/4 through 4 in. nominal. It also covers austenitic stainless steel nuts in the size range 1/4 in. nominal and above. These nuts are intended for high-pressure or high-temperature ser...
1983
German
Mechanische Verbindungselemente – Technische Lieferbedingungen – Muttern mit Klemmteil
Die in dieser Norm aufgeführten Festigkeitsklassen, die mechanischen und funktionellen Eigenschaften und die Prüfverfahren gelten für Muttern mit Klemmteil - mit Gewinde-Nenndurchmesser von 3 bis 39 mm - mit Metrischem ISO-Gewinde nach den Normen der Reihe DIN 13 - mit Formen nach den entsprechen...