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4.1 The ball seam height of a baseball or softball is a measurement that can correlate to ball grip and aerodynamic properties. 4.2 This test method is suitable for obtaining data in research and development, quality control, and classifying balls by seam type. 4.3 Sports associations...
1.1 This test method covers a procedure for determining the coefficient of friction by means of the Four-Ball Wear Test Machine.2 1.2 The values stated in either SI units or in the former cm-kgf metric units are to be regarded separately as the standard. Within the text the cm-kgf units are...
QUALIFIED PRODUCT LIST OF PRODUCTS QUALIFIED UNDER PERFORMANCE SPECIFICATION SAE-AS7949 Bearings, Ball, Airframe, Antifriction This QPL has been prepared for use by or for the Government in the acquisition of products covered by the subject non-Government standard and inclusion of a product...
QUALIFIED PRODUCT LIST OF PRODUCTS QUALIFIED UNDER PERFORMANCE SPECIFICATION SAE-AS81936 Bearings, Plain, Self-Aligning (Cu-Be Ball, CRES Race), General Specification for This QPL has been prepared for use by or for the Government in the acquisition of products covered by the subject...
IEC 60120:2020 define the dimensions of a series of standard ball and socket couplings using the standard locking devices (see IEC 60372) in order to permit the assembly of insulators or metal fittings supplied by different manufacturers. This document applies to string insulator units of...
4.1 Three forces can mechanically degrade a granular activated carbon: impact, crushing, and attrition. Of these three, attrition, or abrasion, is the most common cause of dust formation in actual service. Published test procedures to determine the "hardness" of activated carbons produce results...
1.1 This practice establishes criteria for the Design, Manufacture, Installation, Operation, Maintenance, Inspection, Training, Auditing and Major Modification of commercial use Inflatable Amusement Devices. These devices are made of flexible fabric, inflated by one or more blowers, and rely upon...
This detail specification prescribes the performance requirements and identifies the verification procedures for the CARTRIDGE, 6.5 MILLIMETER: special ball long range, XM1200 for use in 6.5mm Creedmoor weapon systems, hereafter referred to simply as XM1200.
This document specifies the characteristics of adjustable rod ends with self-aligning double row ball bearing with reduced internal radial clearance and threaded shank in corrosion resisting steel, designed to withstand only slow rotations and oscillations under load. They consist of: - a...
2.1 Fig. 1 provides symbols for strainers, separators, and filters. 2.2 Fig. 2 provides symbols for valves. Valves are categorized under the following headings: globe, angle, check, ball, butterfly, gate, relief, manifolds, control, noise control, and miscellaneous. 2.3 Fig. 3 provides...
1.1 This practice establishes criteria for the Design, Manufacture, Installation, Operation, Maintenance, Inspection, Training, Auditing and Major Modification of commercial use Inflatable Amusement Devices. These devices are made of flexible fabric, inflated by one or more blowers, and rely upon...
1.1 This test method covers the evaluation of the performance of lubricating greases in ball bearings operating under light loads at high speeds and elevated temperatures. 1.2 The values stated in SI units are to be regarded as standard. 1.2.1 Exception-The values given in parentheses are...
This document specifies the characteristics of adjustable rod ends with self-aligning double row ball bearing in corrosion resisting steel with reduced internal radial clearance and threaded shank in titanium alloy, designed to withstand only slow rotations and oscillations under load. They...
This document specifies a method for the determination of the bursting strength of rubber or plastics coated fabrics, using a mechanically operated steel ball.
