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NPFC - A-A-59658

BEARINGS, ROLLER, TAPERED, DOUBLE ROW, STRAIGHT BORE, TWO SINGLE CONES WITH CONTACTING FRONT FACES SLOTTED AND CHAMFERED FOR LUBRICATION, ONE DOUBLE CUP WITH LUBRICATION HOLES AND GROOVE (TYPE TNASW)

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Organization: NPFC
Publication Date: 8 September 2011
Status: active
Page Count: 8
scope:

This commercial item description (CID) covers government acquisition requirements for complete (cone with rollers and cup) double row, tapered, roller bearings with straight bore, two single cones with contacting front faces slotted and chamfered for lubrication, one double cup with lubrication holes and groove (type TNASW) for general purpose use. These bearings are not intended for use in special precision applications such as on aircraft, precision ordnance, or submarine equipment.

Document History

A-A-59658B VALID NOTICE 2
August 11, 2021
BEARINGS, ROLLER, TAPERED, DOUBLE ROW, STRAIGHT BORE, TWO SINGLE CONES WITH CONTACTING FRONT FACES SLOTTED AND CHAMFERED FOR LUBRICATION, ONE DOUBLE CUP WITH LUBRICATION HOLES AND GROOVE (TYPE TNASW)
A description is not available for this item.
A-A-59658
August 11, 2016
Bearings, Roller, Tapered, Double Row, Straight Bore, Two Single Cones With Contacting Front Faces Slotted and Chamfered for Lubrication, One Double Cup With Lubrication Holes and Groove (Type TNASW)
A description is not available for this item.
A-A-59658
September 8, 2011
BEARINGS, ROLLER, TAPERED, DOUBLE ROW, STRAIGHT BORE, TWO SINGLE CONES WITH CONTACTING FRONT FACES SLOTTED AND CHAMFERED FOR LUBRICATION, ONE DOUBLE CUP WITH LUBRICATION HOLES AND GROOVE (TYPE TNASW)
This commercial item description (CID) covers government acquisition requirements for complete (cone with rollers and cup) double row, tapered, roller bearings with straight bore, two single cones...
A-A-59658
March 30, 2011
Bearings, Roller, Tapered, Double Row, Straight Bore, Two Single Cones With Contacting Front Faces Slotted and Chamfered for Lubrication, One Double Cup With Lubrication Holes and Groove (TYPE TNASW)
This commercial item description (CID) establishes government acquisition requirements for complete (cone with rollers and cup) double row, tapered, roller bearings with straight bore, two single...
A-A-59658
May 22, 2006
BEARINGS, ROLLER, TAPERED, DOUBLE ROW, STRAIGHT BORE, TWO SINGLE CONES WITH CONTACTING FRONT FACES SLOTTED AND CHAMFERED FOR LUBRICATION, ONE DOUBLE CUP WITH LUBRICATION HOLES AND GROOVE (TYPE TNASW)
This commercial item description (CID) establishes government acquisition requirements for complete (cone with rollers and cup) double row, tapered, roller bearings with straight bore, two single...
A-A-59658
August 31, 2001
BEARINGS, ROLLER, TAPERED, DOUBLE ROW, STRAIGHT BORE, TWO SINGLE CONES WITH CONTACTING FRONT FACES SLOTTED AND CHAMFERED FOR LUBRICATION, ONE DOUBLE CUP WITH LUBRICATION HOLES AND GROOVE (TYPE TNASW)
This commercial item description (CID) establishes government acquisition requirements for double row, tapered, roller bearings with straight bore, two single cones with contacting front faces...
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References

This document references:
E18 - Standard Test Methods for Rockwell Hardness of Metallic Materials
May 1, 2022
These test methods cover the determination of the Rockwell hardness and the Rockwell superficial hardness of metallic materials by the Rockwell indentation hardness principle. This standard provides...
This document references:
ASTM E112 - Standard Test Methods for Determining Average Grain Size
Published by ASTM on October 1, 2013
These test methods cover the measurement of average grain size and include the comparison procedure, the planimetric (or Jeffries) procedure, and the intercept procedures. These test methods may also...
This document references:
ABMA STD 19.2 - Tapered Roller Bearings - Radial Inch Design
Published by ABMA on January 1, 2013
This standard covers inch design radial tapered roller bearings of various types, part numbering systems, boundary dimensions, tolerances, and fitting practices. Tapered roller thrust bearings are...
This document references:
ABMA STD 11 - Load Ratings and Fatigue Life for Roller Bearings
Published by ABMA on January 1, 2014
Purpose of Standard Roller bearing performance is a function of many variables. These include the bearing design, the characteristics of the material from which the bearings are made, the way in...
This document references:
ASTM A295/A295M - Standard Specification for High-Carbon Anti-Friction Bearing Steel
Published by ASTM on October 1, 2014
This specification covers high-carbon bearing-quality steel to be used in the manufacture of anti-friction bearings. Supplementary requirements of an optional nature are provided and when desired...
This document references:
A534 - Standard Specification for Carburizing Steels for Anti-Friction Bearings
October 1, 2017
This specification covers the requirements for carburizing bearing-quality steel to be used in the manufacture of anti-friction bearings. Supplementary requirements of an optional nature are provided...
View Less
View All

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