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Re: DU Counterweights Sample MSDS



It is interesting to note that if exposure to this stuff continues,
radiation will occur.  This must be some wicked stuff!



At 02:53 PM 8/14/97 -0500, you wrote:
>For those radsafers interested,
>
>As was noted, not all DU aircraft counterweights have
>the cadmium coating (or are used in the procured 
>manufacturers form--if so 'cladded', actually not
>much more than a layer of paint).
>
>Since the older they get, the more likely they will
>be machined/reshaped/divided (and hopefully repainted!),
>the following sample MSDS precautions should be noted
>(remembering that every manufacturer of counterweights
>may have differences in their specific MSDSs):
>
>----------
>
>LOCKHEED AERONAUTICAL SYS CO-GEORGIA DIV -- 3T53059-101 DEPLETED URANIUM
>METAL COUNTERWEIGHTS - WEIGHT, BALANCE ELECTRIC 
>MATERIAL SAFETY DATA SHEET
>NSN: 1560009892431
>Manufacturer's CAGE: 98897 
>Part No. Indicator: A 
>Part Number/Trade Name: 3T53059-101 DEPLETED URANIUM METAL COUNTERWEIGHTS 
>============================================================
>                   General Information
>============================================================
>Item Name: WEIGHT, BALANCE ELECTRIC 
>Company's Name: LOCKHEED AERONAUTICAL SYS CO-GEORGIA DIV 
>Company's Street: 86 S. COBB DR. 
>Company's City: MARIETTA 
>Company's State: GA 
>Company's Country: US 
>Company's Zip Code: 30063 
>Company's Emerg Ph #: 416-885-4511 
>Company's Info Ph #: 416-885-4511 
>Distributor/Vendor # 1: CAMECO, PORT HOPE, ONTARIO 
>Distributor/Vendor # 1 Cage: 2C003 
>Record No. For Safety Entry: 001 
>Tot Safety Entries This Stk#: 001 
>Status: SE 
>Date MSDS Prepared: 10AUG89 
>Safety Data Review Date: 26MAY93 
>MSDS Preparer's Name: JOHN S. FRIEDMANN 
>Preparer's Company: LOCKHEED AERONAUTICAL SYS CO-GEORGIA DIV 
>Preparer's St Or P. O. Box: 86 S. COBB DR. 
>Preparer's City: MARIETTA 
>Preparer's State: GA 
>Preparer's Zip Code: 30063 
>MSDS Serial Number: BKHTJ 
>Unit Of Issue: EA 
>==============================================================
>                     Ingredients/Identity Information
>==============================================================
>Proprietary: NO 
>Ingredient: URANIUM
>Ingredient Sequence Number: 01 
>Percent: 100% 
>NIOSH (RTECS) Number: YR3490000 
>CAS Number: 7440-61-1 
>OSHA PEL: 0.05 MG/M3/ 0.6 STEL 
>ACGIH TLV: 0.2MG/M3/0.6STEL9293 
>============================================================
>                     Physical/Chemical Characteristics
>============================================================
>Appearance And Odor: SILVER GREY, NO ODOR.
>Boiling Point: 6904.4F 
>Melting Point: 2070F 
>Specific Gravity: 19 G/CC 
>Solubility In Water: NEGLIGIBLE 
>Radioactivity: .786MCI 
>Form (Radioactive Matl): NORM-SOL 
>============================================================
>                      Fire and Explosion Hazard Data
>============================================================
>Extinguishing Media: USE METAL-X TYPE EXTINGUISHER, DRY SAND, OR SLAG.
>Special Fire Fighting Proc: DON'T USE WATER.
>Unusual Fire And Expl Hazrds: AUTOIGNITION TEMP: 1472F. PYROPHORIC IN
>FINELY DIVIDED STATE AS A RESULT OF MACHINING OR GRINDING OPERATIONS.
>RADIOACTIVE MATERIAL CLASS 7.
>============================================================
>                              Reactivity Data
>============================================================
>Stability: YES 
>Cond To Avoid (Stability): CONTACT W/OPEN IGNITION SOURCES
>Hazardous Decomp Products: URANIUM OXIDE
>Hazardous Poly Occur: NO 
>============================================================
>                           Health Hazard Data
>============================================================
>Route Of Entry - Inhalation: YES 
>Route Of Entry - Skin: NO 
>Route Of Entry - Ingestion: YES 
>Health Haz Acute And Chronic: INHALATION: DUST MAY CAUSE LUNG &/OR KIDNEY
>UPSET DUE TO CHEMICAL TOXICITY. SKIN: LOW LEVEL RADIATION CAN RESULT FROM
>CONTINUED EXPOSURE.
>Carcinogenicity - NTP: NO 
>Carcinogenicity - IARC: NO 
>Carcinogenicity - OSHA: NO 
>Explanation Carcinogenicity: NONE
>Signs/Symptoms Of Overexp: INHALATION: DUST MAY CAUSE LUNG &/OR KIDNEY
>UPSET DUE TO CHEMICAL TOXICITY. SKIN: LOW LEVEL RADIATION MAY RESULT FROM
>CONTINUED EXPOSURE.
>Emergency/First Aid Proc: INHALATION: REMOVE TO FRESH AIR. SKIN: SHOWER.
>OBTAIN MEDICAL ATTENTION IN ALL CASES.
>==============================================================
>                   Precautions for Safe Handling and Use
>==============================================================
>Steps If Matl Released/Spill: SIGNIFICANT ONLY IF FINELY DIVIDED. CLEAN UP
>TO MINIMIZE DUSTING. SURVEY FOR ALPHA RADIOACTIVITY. PLACE IN SEALABLE
>CONTAINER SUCH AS METAL, WOOD.
>Waste Disposal Method: DISPOSE OF IN ACCORDANCE W/LOCAL, STATE, & FEDERAL
>REGULATIONS. RADIOACTIVE MATERIAL CLASS 7. DOT UN2912.
>Precautions-Handling/Storing: NORMAL INDUSTRIAL HANDLING.
>Other Precautions: AVOID INHALATION OF DUST. DON'T USE WATER ON FIRES.
>==============================================================
>                             Control Measures
>==============================================================
>Respiratory Protection: USE A NIOSH/MSHA/CSA APPROVED RESPIRATOR FOR DUSTS
>CAUSED BY FIRES. NOT REQUIRED FOR INTENDED USE.
>Ventilation: PROVIDE GENERAL/LOCAL EXHAUST VENTILATION.
>Protective Gloves: RECOMMENDED 
>Eye Protection: RECOMMENDED 
>Work Hygienic Practices: WASH HANDS AFTER HANDLING BARE METAL. USE NORMAL
>INDUSTRIAL HYGIENE PRACTICES.
>Suppl. Safety & Health Data: PRODUCT HAS LOW SPECIFIC ACTIVITY: <25000
>BQ/GM.
>==============================================================
>                            Transportation Data
>==============================================================
>Trans Data Review Date:   95132 
>DOT PSN Code: MNY 
>DOT Proper Shipping Name: RADIOACTIVE MATERIAL, LOW SPECIFIC ACTIVITY OR
>RADIOACTIVE MATERIAL, LSA, N.O.S.
>DOT Class: 7 
>DOT ID Number: UN2912 
>DOT Label: RADIOACTIVE 
>IMO PSN Code: MXR 
>IMO Proper Shipping Name: RADIOACTIVE MATERIAL, LOW SPECIFIC ACTIVITY
>(LSA), N.O.S.
>IMO Regulations Page Number: 7105 
>IMO UN Number: 2912 
>IMO UN Class: 7 
>IMO Subsidiary Risk Label: * 
>IATA PSN Code: VOJ 
>IATA UN ID Number: 2912 
>IATA Proper Shipping Name: RADIOACTIVE MATERIAL, LOW SPECIFIC ACTIVITY
>(LSA), N.O.S.
>IATA UN Class: 7 
>IATA Label: RADIOACTIVE 
>AFI PSN Code: VOJ 
>AFI Symbols: *0 
>AFI Prop. Shipping Name: RADIOACTIVE MATERIAL, LOW SPECIFIC ACTIVITY
>(LSA), N.O.S.
>AFI Class: 7 
>AFI ID Number: UN2912 
>AFI Label: RADIOACTIVE 
>AFI Basic Pac Ref: 11-10,13,15,16 
>MMAC Code: JH 
>Additional Trans Data: MMAC JH DEPLETED URANIUM
>===============================================================
>                               Disposal Data
>===============================================================
>===============================================================
>                                Label Data
>===============================================================
>Label Required: NO 
>Technical Review Date: 26MAY93 
>Label Date: 03MAY93 
>Label Status: N 
>Common Name: 3T53059-101 DEPLETED URANIUM METAL COUNTERWEIGHTS 
>Label Name: LOCKHEED AERONAUTICAL SYS CO-GEORGIA DIV 
>Label Street: 86 S. COBB DR. 
>Label City: MARIETTA 
>Label State: GA 
>Label Zip Code: 30063 
>Label Country: US 
>Label Emergency Number: 416-885-4511 
>==============================================================
Jeff Eichorst
Occurrence Investigator
Los Alamos National Laboratory
ESH-7, MS K999, Los Alamos, NM 87545
505.665-6980		505.665-6977 fax
505.996-1117 digital pager,	myself@lanl.gov

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	- JFK