Accession Number:

AD0700972

Title:

VELOCITY UNIFORMITY OBTAINED WITH 13 GR. MODIFIED M22 PRIMERS IN THE 75 MM GUN

Descriptive Note:

Corporate Author:

ARMY BALLISTIC RESEARCH LAB ABERDEEN PROVING GROUND MD

Personal Author(s):

• Kent, R. H.

Report Date:

1937-07-19

Pagination or Media Count:

6.0

Abstract:

Twenty rounds were fired with the 13 gr. Modified M22 primers. A mean deviation of 2 fs or an estimated probable error in velocity of 1.5 fs was obtained. An explanation of this low dispersion in velocity is tentatively offered.

Descriptors:

• *ARTILLERY
• *GUN BARRELS
• FIRING TESTS(ORDNANCE)
• IGNITION
• INTERIOR BALLISTICS
• OBTURATION(BALLISTICS)
• PRIMERS
• PROJECTILES
• VELOCITY

Subject Categories:

• Ammunition and Explosives
• Ballistics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE