B18.3
|
American Society of Mechanical
|
Quote
|
5120-00-189-2985
|
General Services Administration
|
Quote
|
W-1050-S
|
Ampco Partners, Ltd.
|
Quote
|
L-11
|
Ngk Metals Corporation
|
Quote
|
W-1050-S
|
Ampco Metal Inc.
|
Quote
|
L-11-2591
|
Ngk Metals Corporation
|
Quote
|
A-A-2477
|
Federal Commercial Item Description
|
Quote
|
MIL-K-21120
|
Military Specifications
|
Quote
|