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National Stock Number:
6675-00-069-3200
Federal Supply Class:
6675
National Item Identification Number:
000693200
Description:
BENCH MARK
Detail:
A METAL TABLET, USUALLY SET IN A CONCRETE BASE OR FASTENED TO A PERMANENT STRUCTURE OR BOULDER USED AS A REFERENCE POINT IN SURVEYING.
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Manufacturer Information:
| D160 | 87994 | NATIONAL OCEAN SURVEY NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION |
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Techincal Specification:
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY SPECIAL MARKINGS,SPECIAL FEATURES | | SPECIAL MARKINGS | US COAST AND GEODETIC SURVEY,GRAVITY STATION | | SPECIAL FEATURES | STEM TYPE | | DIAMETER | 3.625 INCHES | | MATERIAL | BRONZE OR COPPER ALLOY |
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