MIL-PRF-25690B (AMENDMENT 1), PERFORMANCE SPECIFICATION: PLASTIC, SHEETS, AND FORMED PARTS, MODIFIED ACRYLIC BASE, MONOLITHIC, CRACK PROPAGATION RESISTANT (27 JUN 1995) [SUPERSEDING MIL-P-25690A]

MIL-PRF-25690B (AMENDMENT 1), PERFORMANCE SPECIFICATION: PLASTIC, SHEETS, AND FORMED PARTS, MODIFIED ACRYLIC BASE, MONOLITHIC, CRACK PROPAGATION RESISTANT (27 JUN 1995) [SUPERSEDING MIL-P-25690A]., This amendment forms a part of MIL-P-25690B, dated 29 January 1993, and is approved for use by all Departments and Agencies of the Department of Defense.