9 CRR-NY 482.5NY-CRR

OFFICIAL COMPILATION OF CODES, RULES AND REGULATIONS OF THE STATE OF NEW YORK
TITLE 9. EXECUTIVE DEPARTMENT
SUBTITLE K. NEW YORK STATE POLICE
PART 482. LICENSED GUNSMITHS ENGAGED IN THE BUSINESS OF ASSEMBLING OR MANUFACTURING FIREARMS
9 CRR-NY 482.5
9 CRR-NY 482.5
482.5 Specifications as to materials and parts in the manufacturing or assembling of firearms.
All firearms manufactured or assembled pursuant to this Part shall meet the following material and parts specifications:
(a) Basic structural component.
A basic structural component shall not be made of any material having a melting point (liquids) of less than 1,000 degrees Fahrenheit, and any material having an ultimate tensile strength of less than 55,000 pounds per square inch, and no less than eight percent minimum elongation in accordance with standardized metallurgical testing procedures.
(b) Barrel.
After firing a proof cartridge, on visual examination, the barrel shall be free of cracks, bulges or splits.
(c) Cylinder (revolver).
After firing a proof cartridge, on visual examination each chamber shall be free of cracks, bulges or splits. Cylinder stop notches (bolt notches) shall be formed to ensure positive engagement of the cylinder stop at each position aligned with the bore.
(d) Slide.
After firing a proof cartridge, on visual examination, the slide material shall be free of cracks, bulges or splits; and the slide shall function throughout its full range of travel on the receiver (frame) guideways.
(e) Cylinder-frame or receiver.
After firing a proof cartridge, on visual examination, the cylinder-frame or receiver shall be free of cracks, bulges or splits.
(f) Safeties.
(1) A pistol must have a positive, manual or automatically operated safety device to prevent firing.
(2) A double-action revolver must have a safety feature, that when the trigger is in its most forward position, automatically allows the firing pin to retract to where it does not contact the primer of a cartridge.
(g) Barrel/cylinder gap (revolver).
The barrel/cylinder gap is the space between the front face of the cylinder and the rear breech face of the barrel, across which the bullet passes upon firing. After firing a proof cartridge, the barrel/cylinder gap for all calibers shall be no greater than.010 inch, measured at each firing position.
(h) Chamber diameter.
The chamber diameter shall be no greater than.005 inch in excess of the minimum chamber diameters listed in Appendix K-1.
9 CRR-NY 482.5
Current through October 15, 2019
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