Standard Specification for Searchlights on Motor Lifeboats

SCOPE
1.1 This specification covers searchlights for motor lifeboats.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
1.3 The following precautionary caveat pertains only to the test method portion, Section 7, of this specification: This standard does not purport to address all of the safety concerns associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Publication Date
09-May-2002
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ASTM F1003-02 - Standard Specification for Searchlights on Motor Lifeboats
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
An American National Standard
Designation: F 1003 – 02
Standard Specification for
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Searchlights on Motor Lifeboats
This standard is issued under the fixed designation F 1003; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 4.1.2 The searchlight shall be constructed of brass, copper-
alloy, an equivalent corrosion-resistant material, or a material
1.1 This specification covers searchlights for motor life-
that when tested in accordance with Practice B117 for 200 h,
boats.
does not show signs of pitting, cracking, or deterioration.
1.2 The values stated in inch-pound units are to be regarded
4.1.3 Plastic,whenused,shallbeofasuitablethermoplastic
as the standard. The values given in parentheses are for
orthermosettingmaterialsomoldedastoproduceadensesolid
information only.
structure,uniformintexture,finish,andmechanicalproperties.
1.3 The following precautionary caveat pertains only to the
test method portion, Section 7, of this specification: This
5. Requirements
standard does not purport to address all of the safety concerns
5.1 The height of the searchlight from the base to the top of
associatedwithitsuse.Itistheresponsibilityoftheuserofthis
the light shall not exceed 19 in. (483 mm).
standard to establish appropriate safety and health practices
5.2 The housing of the searchlight shall be capable of free
and determine the applicability of regulatory limitations prior
movement of at least 60° above and 45° below the horizontal,
to use.
and be able to rotate 360° in the horizontal plane. There shall
2. Referenced Documents be a means provided to lock the searchlight in any desired
position without the use of tools (vertically and horizontally).
2.1 ASTM Standards:
2
5.3 The searchlight shall be capable of illuminating a light
B117 Practice for Operating Salt Spray (Fog) Apparatus
colored object at night at 55 ft (180 m). The searchlight shall
2.2 Military Standard:
projectabeamoflightofnotlessthan5.5ft(18m)indiameter
MIL-STD-105D Sampling Procedures and Tables for In-
3
at a distance of 55 ft from the light source. The edge of the
spection by Attributes
beam shall be a point where the intensity of the light is 10 %
3. Descriptions of Terms Specific to This Standard of the maximum intensity. The light source shall have a
candlepower rating of no less than 350000 cd.
3.1 lot—a manufacturer’s production run for a specific type
5.4 The searchlight shall be capable of being operated for
of searchlight.
not less than3hof continuous use and6hof intermittent use.
3.2 order batch—size of a specific contract or purchase
5.5 The lamp used in the searchlight shall be of the
order taken from the lot.
incandescent, quartz, or other type which would allow for
3.3 production testing—testing performed during a lot run
instant start. The lamps shall be rated for 12 V.
of specific searchlights.
5.6 Each searchlight shall be watertight. The searchlight
4. Materials and Manufacture
shall show no leakage of water following the test method
prescribed in 7.1.
4.1 Material:
5.7 Each searchlight shall be wired with a 6-ft (2-m) length
4.1.1 All materials used in the construction of these search-
of rubber jacketed hard service flexible cord, unless otherwise
lightsshallbeofaqualitysuitableforthepurposeintendedand
specified in 8.3. The conductor size shall be no less than 16
shall conform to the requirements of this specification.
AWG.The cable entry into the searchlight shall be sealed with
a watertight bushing and packing gland. A suitable clamping
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This specification is under the jurisdiction ofASTM Committee F25 on Ships
device shall be installed in the area where the cables enter the
and Marine Technology and is the direct responsibility of Subcommittee F25.10 on
gland to prevent any force being exerted on the gland or
Electrical.
connections. The free end of this cord shall be dead-ended
Current edition approved Mar. 10, 2002. Published May 2002. Discontinued
2000. Reinstated as F1003-02. unless otherwise specified in 8.3.
2
Annual Book of ASTM Standards, Vol 03.02.
3
AvailablefromStandardizationDocumentsOrderDesk,Bldg.4SectionD,700
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Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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F 1003
5.8 Each searchlight shall be provided with a handle or 7.4 Switch Endurance—The contact switch mechanism of
handgrip to allow for ease of maneuvering the light into the searchlight shall be tested by operating the switch for
various positions.
25000 continuous
...

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