Bearing Steel AISI 52100 (AMS 6440 / AMS 6444)

Technical Data Sheet

Alloy 52100 Var-Arc (LESCALLOY®) is a deep hardening alloy steel. Alloy 52100 is generally used for aircraft bearings and in other high stressed parts where good rolling contact fatigue strength is required at operating temperatures below 400°F.

Chemical Composition Limits
Weight%	C	Mn	Si	Cr
Alloy 52100 Vac Arc	1.05	0.35	0.30	1.50

Availability
Alloy 52100 is available in Bars (Rounds bar). For all stock availability contact Sales.

Specifications
AMS 6441Tube
AMS 6440 Bar
AMS 6444 Bar Vac Melt
MIL-S-8699
AMS 2300
ASTM A646
UNS K23080
BMS 7-122
BMS 7-27
CE-0906
EMS-96242
FMS-1012
GM-1010

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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.