Jolt jumble tests

Note Particular care should be exercised in handling test items after the jolt jumble tests a safety shield should be used. The articles may become armed or the expl chge may have sifted out. In these cases, a slight jar may initiate a defective fuze. The jolt test is always run first. Total time for both tests is ca 5 /i hrs... 

A.H. Erickson, Ordn 38, 1050-52(1954), Fuze Testing Standards (Tests for fuzes include jolt test, jumble test, vibration test, 40-foot test and other tests) (These tests are described in MIL-STD-331, listed here as Ref 41)... 

The fixture containing the item rolls inside the box, receiving bumps at random. The box rotates at 35 rpm and the test consists of 3600 revolutions. It takes about 2 A hrs. The jumble test machine is shown on US. Ordnance Corps Drawing 81-3-35. The criteria for passing the test are the same as given under Jolt Test... 

Environmental Testing, Aeronautical and Associated Equipment Fungus Resistance Tests Jolt Test for Use in Development of Fuzes Jumble Test for Use in Development of Fuzes 40-ft Drop Test for Use in Development of Fuzes Transportation Vibration Test for Use in Development of Fuzes... 

Military Standard. "Fuze and Fuze Components, Environmental and Performance Tests for MIL-STD-331 (1966 1967) Class 100. Laboratory Tests - Jolt (101) Jumble (102) Forty-Foot Drop (103) Transportation Vibration (104) Temperature Humidity (105) Vacuum Steam Pressure (106) Salt Spray (Fog) (107) Waterproofness (108) Rain Test (Exposed Fuze Storage) (109) Fungus Resistance (110) Five-Foot Drop (111) Extreme Temperature Storage (112) Thermal Shock (113) Rough Handling (Packaged)... 

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