F
Maryland Precision Spring/Rolex Spring Division
8900 Kelso Drive, Essex MD 21221-3176
(410) 391-7400
Constant and variable force springs, P-O-P systems, disc springs.
G
Matthew-Warren Spring Division
500 E Ottawa Street, Logansport IN 46947-2610
(574) 722-8200
Manufacturer of cold and hot-coiled springs, rings, stampings, safety brake springs, specialty Belleville washers.