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Nut, Self Locking - UNS S66286, 425 °C and 650 °C, 1100 MPa, MJ Thread, Procurement Specification For, Metric

2018-02-12
WIP
MA1568A
This specification establishes the requirements for the following types of self locking nuts: a. Wrenching nuts, i.e., hex, double hex, spline drive. b. Anchor nuts, i.e., plate nuts, gang channel nuts, shank (clinch) nuts. The wrenching nuts, shank nuts, and nut elements of plate and gang channel nuts are made of corrosion and heat resistant steel of the type identified under the Unified Numbering System as UNS S66286.
Standard

Bolts and Screws, Nickel Alloy, UNS N07001, Tensile Strength 165 ksi, Corrosion and Heat Resistant, Procurement Specification

2018-02-07
CURRENT
AS7471H
This procurement specification covers bolts and screws made from a corrosion and heat resistant, age hardenable nickel base alloy of the type identified under the Unified Numbering System as UNS N07001. The following specification designations and their properties are covered: AS7471: 165 ksi minimum ultimate tensile strength at room temperature. 75 ksi stress-rupture strength at 1350 °F. AS7471-1: 165 ksi minimum ultimate tensile strength at room temperature. 99 ksi minimum ultimate shear strength at room temperature.
Standard

Nut, Hex, Free Running, Procurement Specification For, Metric

2018-01-29
CURRENT
MA1937A
This procurement specification covers alloy steel and corrosion and heat resistant steel free running metric nuts of the following types, styles and classes. a. Types: Hex nut plain, standard height; Hex nut plain, shear height; Hex nut slotted, standard height; Hex nut slotted, shear height b. Styles: Washer face; Double chamfered; Castellated c. Classes: 516 MPa axial strength, min (shear height nuts); 600 MPa axial strength, min (shear height nuts); 860 MPa axial strength, min; 1000 MPa axial strength, min
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