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Aircraft Alloy Steel AISI 4140 (AMS 6349/ AMS 6382) - Bar Stock List


Here is a list of our readily available stock of Aircraft Alloy Steel AISI 4140 (AMS 6349 / AMS 6382). Other sizes may be available on request. For all stock availability contact Sales.

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Availability
Alloy 4140 (AISI 4140) is available in Bars (Round Bar, Flat Bar, Square Bar, Hexagon Bar).  Other sizes may be available on request. For all stock availability contact Sales.

Alloy 4140 Ann - Flat Bar

*CD - Cold Drawn
1/4 X 2 CD
3/8 X 1 CD
3/8 X 1-1/2 CD
3/8 X 4 CD
1/2 X 1 CD
1/2 X 1-1/2 CD
1/2 X 2 CD
1/2 X 2-1/2 CD
1/2 X 3 CD
1/2 X 4 CD
1/2 X 6 CD
5/8 X 1 CD
5/8 X 2 CD
5/8 X 3 CD
3/4 X 1 CD
3/4 X 1-1/4 CD
3/4 X 1-1/2 CD
3/4 X 2 CD
3/4 X 2-1/2 CD
3/4 X 3 CD
3/4 X 4 CD
1 X 1-1/4 CD
1 X 1-1/2 CD
1 X 1-3/4 CD
1 X 2 CD
1 X 2-1/2 CD
1 X 3 CD
1 X 4 CD
1 X 5 CD
1-1/4 X 2 CD
1-1/4 X 3 CD
1-1/2 X 2 CD
1-1/2 X 2-1/2 CD
1-1/2 X 3 CD
1-1/2 X 6 CD
1-3/4 X 3 CD
2 X 2-1/2 CD
2 X 3 CD
2 X 4 CD
2-1/2 X 4 CD
2-1/2 X 6 CD
3 X 4 CD
3 X 6 CD
Alloy 4140 Ann - Hexagon Bar

*CD - Cold Drawn
1/2 CD
5/8 CD
3/4 CD
7/8 CD
1 CD
1-1/8 CD
1-1/4 CD
1-3/8 CD
1-1/2 CD
Alloy 4140 Ann - Round Bar

*CD - Cold Drawn
1/4 CD
5/16 CD
3/8 CD
7/16 CD
1/2 CD
9/16 CD
5/8 CD
11/16 CD
3/4 CD
13/16 CD
7/8 CD
15/16 CD
1 CD
1-1/16 CD
1-1/8 CD
1-3/16 CD
1-1/4 T-CD TL
1-5/16 T-CD TL
1-3/8 T-CD TL
1-7/16 T-CD TL
1-1/2 T-CD TL
1-9/16 T-CD TL
1-5/8 T-CD TL
1-3/4 T-CD TL
1-7/8 T-CD TL
2 T-CD TL
2-1/8 T-CD TL
2-1/4 T-CD TL
2-3/8 T-CD TL
2-1/2 T-CD TL
2-5/8 T-CD TL
2-3/4 T-CD TL
2-7/8 T-CD TL
3 T-CD TL
3-1/8 T-CD TL
3-1/4 T-CD TL
3-1/2 T-CD TL
3-3/4 T-CD TL
4 T-CD TL
4-1/4 T-CD TL
4-1/2 T-CD TL
Alloy 4140 Norm - Flat Bar

*HR - Hot Rolled
1-3/4 X 3 HR
2 X 2-1/2 HR
2 X 3 HR
2 X 4 HR
2-1/2 X 3 HR
2-1/2 X 4 HR
2-1/2 X 6 HR
3 X 4 HR
3 X 6 HR
3-1/2 X 4 HR
4 X 6 HR
Alloy 4140 Norm - Round Bar

1 T-HR TL
1-1/8 T-HR TL
1-1/4 T-HR TL
1-1/2 T-HR TL
1-5/8 T-HR TL
1-3/4 T-HR TL
1-7/8 T-HR TL
2 T-HR TL
2-1/4 T-HR TL
2-3/8 T-HR TL
2-1/2 T-HR TL
2-5/8 T-HR TL
2-3/4 T-HR TL
3 T-HR TL
3-1/8 T-HR TL
3-1/4 T-HR TL
3-1/2 T-HR TL
3-5/8 T-HR TL
3-3/4 T-HR TL
4 T-HR TL
4-1/4 T-HR TL
4-1/2 T-HR TL
4-3/4 T-HR TL
5 T-HR TL
5-1/4 T-HR TL
5-1/2 T-HR TL
5-3/4 T-HR TL
6 T-HR TL
6-1/4 T-HR TL
6-1/2 T-HR TL
6-3/4 T-HR TL
7 T-HR TL
7-1/2 T-HR TL
8 T-HR TL
8-1/2 T-HR TL
9 T-HR TL
9-1/2 T-HR TL
10 T-HR TL
11 T-HR TL
12 T-HR TL
Alloy 4140 Norm - Square Bar 2-1/4 HR-RCS
2-1/2 HR-RCS
3 HR-RCS
3-1/2 HR-RCS
4 HR-RCS
5 HR-RCS
6 HR-RCS

Specifications
AMS 6349
AMS 6382
AMS S 5626
MIL S 5626
AS 1444-1996
UNS G41400

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Services
At Aircraft Materials all stock items can be shipped out within 24 hours, usually within the same day. Even cutting orders for bar or sheet can be processed and dispatched the same day, and for time-critical situations such as AOGs, we have a dedicated AOG service desk ready to help (aog@aircraftmaterials.com).

Thanks to our global logistics network we can source from anywhere in the world in just a few days. We use a range of transport partners to enable us to ship overnight within the U.K. and Europe and provide fast shipping solutions to the rest of the world. If your requirement is urgent we can offer a priority shipping service, but also if time is not so critical we can offer more cost-effective options to ensure you get the best value for money. To find out more about our services click here.

Disclaimer
Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

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