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AGMA 940 - Double Helical Epicyclic Gear Units
January 6, 2009 - AGMA

This information sheet addresses epicyclic gear drives which utilize double helical type gearing on the planetary elements. It is intended to be a supplement to and used in conjunction with ANSI/AGMA 6123--B06, Design Manual for Enclosed Epicyclic Gear Dives. It...

AGMA 11FTM14 - AGMA 925-A03 Predicted Scuffing Risk to Spur and Helical Gears in Commercial Vehicle Transmissions
October 1, 2011 - AGMA

The risk of gear tooth scuffing in commercial vehicle transmissions has gained more attention because of increasing demand for fuel-efficient powertrain systems in which diesel engines run at lower speeds, power density is higher, and lubricants are modified to improve efficiency and...

AGMA 99FTM5 - Analysis of Micropitting on Prototype Surface Fatigue Test Gears
October 1, 1999 - AGMA

Experimental gears designed for surface fatigue studies by the AGMA Helical Gear Rating Committee and tested in a FZG test rig were evaluated by the author. This paper presents results obtained through optical profilometry, SEM and metallographic examinations.

AGMA 424.01 - Practice for Helical and Herringbone Ciearing for Oilfield Mud Pumps
December 1, 1963 - AGMA

This Standard Practice is intended for mud pump gearing only and should not be applied to any other type of oilfield equipment. It may be applied to mud pumps of any size and rating. It imposes certain stipulations from Standard AGMA 420.03, "Helical and Herringbone Gear...

AGMA 211.02 - Surface Durability (Pitting) of Helical and Herringbone Gear Teeth
February 1, 1969 - AGMA

This standard presents the fundamental formula for rating the surface durability (pitting) of helical and herringbone gear teeth. It contains all of the factors which are known to affect the resistance of gear teeth to pitting. This formula is not applicable to other types of...

AGMA 236.04 - Inspection of Fine - PitCh Gears
June 1, 1956 - AGMA

These tolerances apply to the following types of gears: (a) Spur and helical gears made in accordance with American Standard 20-0eg Involute FinePitch System for Spur and Helical Gears (ASA B6. 7-1956; AGMA 236.04). (b) Straight, spiral, * Zerol bevel and...

AGMA 9005 - Industrial Gear Lubrication
March 23, 2016 - AGMA

This standard provides lubricant classifications, guidelines for minimum performance characteristics, and generalized application and servicing guidelines for both open and enclosed metallic gearing that has been designed and rated in accordance with applicable AGMA Standards. The...

AGMA 207.05 - Tooth Proportions for Fine-Pitch Involvte Spur and Helical Gears
January 1, 1967 - AGMA

This standard applies to spur and helical gearlng of 20 through 120 diametral pitch. Similar data for spur gears of 19.99 diametral pitch and coarser is found in USAS B6.1-1968, "Tooth Proportions for Coarse-Pitch Involute Spur Gears." (AGMA 201.02). The tooth...

AGMA 2001 - Fundamental Rating Factors and Calculation Methods for Involute Spur and Helical Gear Teeth
December 28, 2004 - AGMA

This standard presents a comprehensive method for rating the pitting resistance and bending strength of spur and helical involute gear pairs. It contains detailed discussions of factors influencing gear survival and calculation methods. Revisions reflected in this version...

AGMA 2101 - Fundamental Rating Factors and Calculation Methods for Involute Spur and Helical Gear Teeth
December 28, 2004 - AGMA

This standard presents a comprehensive method for rating the pitting resistance and bending strength of spur and helical involute gear pairs. It contains detailed discussions of factors influencing gear survival and calculation methods. Revisions reflected in this version...

AGMA 6013 - Standard for Industrial Enclosed Gear Drives
April 5, 2016 - AGMA

This standard is applicable to enclosed gear drives including configurations of parallel, concentric, and right angle shafts. It includes foot mounted, shaft mounted, screw conveyor drives, and gearmotors. These enclosed drives utilize spur, helical, herringbone, double...

AGMA 94FTM6 - Boundary Element Procedure for Predicting Helical Gear Root Stresses and Load Distribution Factors
October 1, 1994 - AGMA

Explores a method to accurately predict gear root stress for parallel axis gears using a combination of three analysis techniques: boundary elements, elastic body contact analysis, and the moment-image method. The three techniques are combined to predict the stresses through the mesh...

AGMA 6113 - Standard for Industrial Enclosed Gear Drives (Metric Edition)
April 5, 2016 - AGMA

This standard is applicable to enclosed gear drives including configurations of parallel, concentric, and right angle shafts. It includes foot mounted, shaft mounted, screw conveyor drives, and gearmotors. These enclosed drives utilize spur, helical, herringbone, double...

AGMA 6010 - Standard for Spur, Helical, Herringbone and Bevel Enclosed Drives
June 1, 1997 - AGMA

This standard is applicable to enclosed gear drives wherein the gear tooth designs include spur, helical, herringbone or double helical, or bevel, in single or multistage units. Limitations The rating methods and influences identified in this standard are limited to...

AGMA 207.06 - System - Tooth Proportions for Fine-Pitch Involute Spur and Helical Gears
May 1, 1977 - AGMA

This standard applies to spur and helical gearing of 20 through 120 diametral pitch and coarser is found in ANSI B6.1-1968, "Tooth Proportions for Coarse-Pitch In volute Spur Gears."(AGMA 201.02). The tooth proportions shown herein will be suitable for many gear...

AGMA 150.03 - Application Classification for Spur, Helical, Herringbone and Bevel Gear Gearmotors
April 1, 1968 - AGMA

A gearmotor is defined as the combination of an enclosed gear drive and an electric motor with the frame of one component supporting the other, and with the motor shaft common with or directly coupled to the input pinion shaft. A gearmotor is further defined as any electro-mechanical...

AGMA 421.06 - Standard Practice for High Speed Helical and Herringbone Fear Units
January 1, 1969 - AGMA

This standard practice covers enclosed high speed helical and herringbone external tooth gear units of the parallel shaft type, and applies to all stages of stages if single or multiple stage gearing for speed increasing or speed reducing service. Units in this classification...

AGMA 210.02 - Surface Durability (Pitting) of Spur Gear Teeth
January 1, 1965 - AGMA

This standard presents the fundamental formula for rating the surface durability (pitting) of spur gear teeth. It contains all of the factors which are known to affect the resistance of gear teeth to pitting. This formula is not applicable to other types of gear tooth surface...

AGMA 908 - Geometry Factors for Determining the Pitting Resistance and Bending Strength of Spur, Helical and Herringbone Gear Teeth
April 1, 1989 - AGMA

The procedures in this Information Sheet describe the methods for determining Geometry Factors for Pitting Resistance, I, and Bending Strength, J. These values are then used in conjunction with the rating procedures described in AGMA 2001-B88, Fundamental Rating Factors and Calculation...

AGMA 420.03 - STANDARD II Practice for Helical and Herringbone Gear Speed Reducers and Increasers
December 1, 1963 - AGMA

Scope and Responsibility This Standard Practice is limited to helical and herringbone enclosed speed reducers and increasers where pitch line velocities are less than 5000 feet per minute and pinion speeds are less than 3600 revolutions per minute. No limitations are placed on design or...

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