|
|
|
National Stock Number:
6675-00-069-3203
Federal Supply Class:
6675
National Item Identification Number:
000693203
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.
|
Manufacturer Information:
| D160 | 87994 | NATIONAL OCEAN SURVEY NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION |
|
Techincal Specification:
| MATERIAL | BRONZE OR COPPER ALLOY | | SPECIAL MARKINGS | US COAST AND GEODETIC SURVEY,STATE SURVEY | | DIAMETER | 3.625 INCHES | | SPECIAL FEATURES | STEM TYPE | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY SPECIAL FEATURES,SPECIAL MARKINGS |
|