MIL-PRF-82537A, PERFORMANCE SPECIFICATION: CASE, CARTRIDGE, STEEL, SPIRAL WRAPPED 40 MILLIMETER (MM) AND LARGER CALIBERS, GENERAL SPECIFICATION FOR (25-APR-1988) [SUPERSEDING MIL-C-82537]

MIL-PRF-82537A, PERFORMANCE SPECIFICATION: CASE, CARTRIDGE, STEEL, SPIRAL WRAPPED 40 MILLIMETER (MM) AND LARGER CALIBERS, GENERAL SPECIFICATION FOR (25-APR-1988) [SUPERSEDING MIL-C-82537]., This specification covers the general requirements for spiral-wrapped steel cartridge cases, 40 millimeter (mm) and larger. Specific requirements for a particular caliber, Mark and Mod spiral-wrapped cartridge are covered by the appicable detail specifications.