MIL-STD-202H.pdf - 第131页
MI L - S TD - 202 - 207 F O R E W O R D 1. T his standard is a p pr ov ed f or us e by al l D e par t m ent s a nd A genc i es of t he D e par t m en t of Def ense. 2. T his entire stan dar d has bee n r ev i s ed. T hi …
INCH-POUND
MIL-STD-202-207
18 April 2015
SUPERSEDING
MIL-STD-202G
w/CHANGE 2 (IN PART)
28 June 2013
(see 6.1)
DEPARTMENT OF DEFENSE
TEST METHOD STANDARD
METHOD 207, HIGH IMPACT SHOCK
AMSC N/A FSC 59GP
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MIL-STD-202-207
FOREWORD
1. This standard is approved for use by all Departments and Agencies of the Department of Defense.
2. This entire standard has been revised. This revision has resulted in many changes to the format, but the most
significant one is the splitting the document into test methods. See MIL-STD-202 for the change summary.
3. Comments, suggestions, or questions on this document should be emailed to std202@dla.mil or addressed to:
Commander, Defense Logistics Agency, DLA Land and Maritime, ATTN: VAT, P.O. Box 3990, Columbus, OH
43218–3990. Since contact information can change, you may want to verify the currency of this address
information using the ASSIST Online database at https://assist.dla.mil.
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MIL-STD-202-207
CONTENTS
PARAGRAPH PAGE
FOREWORD…………………………………………………………. ii
1. SCOPE 1
1.1 Purpose………………………………………….……..…………. 1
2. APPLICABLE DOCUMENTS 1
2.2.1 Specifications, standards, and handbooks………………….... 1
3. DEFINTIONS 1
4. GENERAL REQUIREMENTS 1
4.1. Precautions………………………………………………………. 1
4.2. Apparatus…………………………………………………………. 1
4.3 Anvil plate…………………………………………………………. 1
4.4 Hammers………………………….………………………………. 2
4.5 Mounting fixtures………………...………………………………. 2
4.6. Procedure………...…………………..…………………………. 2
4.6.1 Mounting method……………………..…………………………. 2
4.6.2 Anvil-plate bolts and positioning springs………………………. 2
4.6.3 Direction of shock……………………………………….………. 2
4.6.4 Height of hammer drops………….…………………….………. 2
4.6.5 Hammer supports……….…………………….…………………. 2
4.6.6 Electrical load and operating conditions….………..…………. 2
4.6.7 External resilient mountings.…………..…….…………………. 2
5. DETAILED REQUIREMENTS 17
5.1 Measurements ……………………………………..………………. 17
5.2. Summary…………………………………………..…..…………. 17
6. NOTES 17
6.1 Supersession data………………………………………………. 17
FIGURE PAGE
1. High-impact shock-testing apparatus …………………….………..….… 3
2. High-impact shock-testing apparatus (backview) with anvil
plate located for back and top blows……………………………….......... 4
3. Anvil plate of shock-testing apparatus………………………..…….....…. 5
4A. Standard mounting fixtures for electrical-indicating switchboard
meters and other panel-mounted parts………………………………….. 6
4B. Standard mounting fixtures for electrical-indicating switchboard
meters and other panel-mounted parts……………………..…………… 9
5. Standard mounting fixtures for electrical controller parts
(contractors, relays, resistors, etc.)………………………………………. 12
6. Standard mounting fixtures for deck, or platform, mounted parts…...… 14
TABLE PAGE
I. Spacers……………………………………………………………………….. 13
II. Mounting panels…………………………………………………………….. 13
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