Doc Affected |
Date |
CL No. |
Title |
---|---|---|---|
M-921B |
12/17/1996 |
C-8685 |
Implementation of AAR Specification M-921B-97—End-of-Car Cushioning Devices for Freight Cars |
M-921-E |
5/12/2000 |
C-9133 |
Implementation of Specification M-921-E, Active Draft End-of-Car Cushioning Device for Freight Cars |
Book |
6/16/2000 |
C-9172 |
Availability of 2000 Revised Section B of the Manual of Standards and Recommended Practices |
Book |
7/1/2003 |
C-9673 |
Availability of Revised Section B of the Manual of Standards and Recommended Practices: Coupler and Freight Car Draft Components |
M-921G |
7/1/2003 |
C-9675 |
Implementation of New Specification M-921G-03, Facility Inspection Requirements for Manufacturers of New and Reconditioned Cushioning Devices for Freight Service |
M-921-H |
4/28/2004 |
C-9824 |
Implementation of New Specification for Unit Condition Indicators used on End-of-Car Cushion Units |
M-921F |
6/25/2004 |
C-9871 |
Implementation of Active Draft Cushioning Unit Specification M-921F |
M-901B |
8/3/2004 |
C-9899 |
Implementation of Revisions to M-901B, Standard for Reconditioning Draft Gears |
M-201 |
2/7/2005 |
C-10053 |
Implementation of Revisions to Steel Foundry and Truck Castings Specifications: M-201, M-202 and M-203 |
M-201 |
3/22/2005 |
C-10062 |
Implementation of Revisions to Steel Foundry and Truck Castings Specifications: M-201, M-202 and M-203 |
M-901C M-901H |
10/23/2006 |
C-10375 |
Proposed Archival of All Standards and Specifications Related to 36-in. Draft Gear |
M-901G M-901K |
4/13/2007 |
C-10484 |
Implementation of Administrative Changes in MSRP Section B, M-901G and M-901K Draft Gear Standards |
M-901 |
4/13/2007 |
C-10485 |
Implementation of Revised MSRP Section B, M-901E Draft Gears with a Minimum Capacity of 36,000 ft-lb at a Reaction of 500,000 lb |
Book |
12/06/2007 |
C-10648 |
Implementation of Revised AAR MSRP Section B: Couplers and Freight Car Draft Components |
M-119 |
11/14/2008 |
C-10869 |
Implementation—New Specification M-119, 7/8 in. Pin for F-Type Cushion Yoke, MSRP Section B: Couplers and Freight Car Draft Components |
S-119 |
03/10/2009 |
C-10954 |
Implementation of Editorial Revision to MSRP Section B, Couplers and Freight Car Draft Components, Standard S-119, Draft Gear Followers |
M-119 |
07/07/2009 |
C-11054 |
Revised Implementation—New Specification M-119, 7/8 in. Pin for F-Type Cushion Yoke with Trainline Support Bracket, MSRP Section B: Couplers and Freight Car Draft Components |
S-270 |
09/29/2009 |
C-11100 |
Implementation, New Specification S-270 Wear Plate, Used in Cushion Unit and Draft Systems That Employ the Y-47 Pin for an F Shank |
S-100 |
04/14/2010 |
C-11204 |
Implementation—Revision to AAR MSRP Section B, Couplers and Freight Car Draft Components, Standard S-100, “Bushings, Seamless Steel Tube—Coupler Shanks and Yokes” |
M-901B |
04/14/2010 |
C-11205 |
Implementation—Revision to AAR MSRP Section B, Couplers and Freight Car Draft Components, Specification M-901B, “Draft Gear, Secondhand and Reconditioned” |
S-120, |
2/16/2011 |
C-11381 |
Implementation of Revisions to AAR Manual of Standards and Recommended Practices Section B, Couplers and Freight Car Draft Components, S-120, Draft Key Retainers, S-121, Draft Key, Retainer, and Washer; and S-122, Draft Key Retainer. |
S-121, S-122 |
|||
S-182 S-183 S-184 |
4/13/2011 |
C-11415 |
Implementation—AAR MSRP Section B, Couplers and Freight Car Draft Components, New Standards S-182 Pocket Tolerances—EOC-8; S-183 Pocket Tolerances—EOC-9; and S-184 Pocket Tolerances—EOC-10 |
RP-101 |
10/25/2011 |
C-11546 |
Implementation: Revision to MSRP Section B, Couplers and Freight Car Draft Components, Recommended Practice RP-101 Draft Gear Inspection |
M-901B |
2/4/2012 |
C-11612 |
Implementation of Revisions to MSRP Section B, Couplers and Freight Car Draft Components, Specification M-901B, Draft Gear, Secondhand and Reconditioned |
S-119 |
5/25/2012 |
C-11687 |
Revisions to MSRP Section S, Casting Details and Section B, Couplers and Freight Car Draft Components, M-211 and S-119 Draft Gear Followers |
M-921C |
6/26/2012 |
C-11719 |
Implementation of Revisions to MSRP Section B, Couplers and Freight Car Draft Components, Specification M-921C, Cushioning Devices, Reconditioned Approved for Freight Service |
M-921B M-921D M-921E M-921F |
10/11/2012 |
C-11788 |
Implementation of Revisions to MSRP Section B, Couplers and Freight Car Draft Components, Cushion Unit Specifications M-921B, M-921D, M-921E and M-921F |
Book |
11/01/2012 |
C-11797 |
Implementation of Revised AAR Manual of Standards and Recommended Practices Section B, Freight Car Draft Components |
M-921C |
1/16/2013 |
C-11875 |
Implementation of Revised AAR MSRP Section B,Freight Car Draft Components, Specification M-921C “Cushioning Devices, Reconditioned, Approved for Freight Service" |
M-901B |
2/21/2013 |
C-11898 |
Implementation of Editorial Revisions to MSRP Section B, Couplers and Freight Car Draft Components, Specification M-901B, Draft Gear, Secondhand and Reconditioned |
M-901B M-901E M-901G M-901K |
3/13/2015 |
C-12339 |
Implementation of Editorial Revisions to MSRP Section B, Freight Car Draft Components, Specifications M-901B, M-901E, M-901G, and M-901K (Specifications for Draft Gears, marking sections) |
S-121 |
6/22/2015 |
C-12404 |
Implementation of editorial changes to AAR MSRP Section B, Freight Car Draft Components, Standard S-121, Draft Key |
S-121 |
9/12/2017 |
C-12954 |
Implementation of Revisions to MSRP Section B, Freight Car Draft Components, Standard S-121, Draft Key, Regarding Manufacturing Dimensional Tolerances and Markings |
M-118 |
1/26/2018 |
C-13063 |
Implementation of Revisions to MSRP Section B, Freight Car Draft Components, Specification M-118, Regarding Coupler and Knuckle Pin Mechanical Properties |
M-921A M-921C M-921H |
3/13/2018 |
C-13081 |
Implementation of Editorial Revisions to MSRP Section B, Freight Car Draft Components, Unit Condition Indicator requirements for Cushioning Devices, M-921A Sliding Sill, M-921C Reconditioned, M-921H UCI |
Book |
7/24/2019 |
C-13386 |
Implementation of Revised MSRP Section B, Freight Car Draft Components, 2019 |
M-921B |
8/12/2019 |
C-13398 |
Solicitation of Comments for Revisions to MSRP Section B, Freight Car Draft Components, Specification M-921B Cushioning Devices, End-of-Car, Addition of New Requirements |