BB-H-1168D
Bureau of Land Management
Helium Operations Office
801 South Fillmore Street, Suite 500
Amarillo, TX 79101-3545
The Bureau of Land Management will also maintain at this address a current list of eligible
private helium distributors. Upon request, a copy of this list will supplied to Federal agencies,
their contractors, and any other interested persons.
6.4 Part or identification number (PIN). The following PIN procedure is for government
purposes and does not constitute a requirement for the contractor.
BBH1168
-
X
A - Grade A - 99.995 percent helium
B - Grade B - 97.5 percent helium
Federal specification number
6.5 Subject term (key word) listing.
Analyzer, thermal conductivity
BLM
Buoyancy
Bureau of Land Management
Bureau of Mines
Color code
Cylinder
Identification tag
Impurities
Leakage
Marking
Non-flammability
Percent by volume
Pressure
Pressure-temperature conversion
Sampling
USBM
Valve
6.6 Changes from previous issue. Asterisks (or vertical lines) are not used in this revision to
identify changes with respect to the previous issue due to the extensive changes.
7
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