Document xzEMbDG0VdGv2bbm2G22VpYZg
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From WIN Date Subject:
HTD Manufacturing . 3950 May 26, 1976 Asbestos Substitution
RECEIVED
MAY 2'0976
SAFETY- .dept. '
To: Messrs M.P. Whittington, 0-105 P. Weil, G-305 E. J. Flynn, 0-105 . T. Platt, U-101 A.D. Rossi, N--215 M. Leone, N-214
In compliance with the
the following substitutes wi
Division.
- ao
:os Substitution Program made by Heat Transfer
Stress Relief:
a) The 3/8 asbes'
'ng, ID-951934, which
is current
eincN^gted for insulating copper
-- tubing a
ing'&pwn the glass cloth blankets
will be
ciced with a 3/8 fiberglass braided
sleeving* The new sleeving will be available
. from CEsT under the identification numberID-951935,
B^cS^e of the added cost of fiberglass
ring, this material will no longer be Td for securing the insulating blankets, a substitute we will use 1.50" wide woven 'fiberglass tape, ID-952017.
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i FORM 3504V
c) The asbestos cloth used for insulating will . be replaced with fiberglass cloth, ID-539716. The fiberglass cloth will be available from HS-5 storeroom.
3 PLAINTIFF'S |,/;VEXHIBIT|f/
I WH-8S1 '
28001927
2**#
Welding:
.
.
At present the shop is using asbestos rope ID-316776
to prevent the welding flux from sliding away from the electrode while welding nozzles in hemip'nerical
heads. in place of the asbestos we are no^N^widucting tests using rope like Kao-wool covered witfr^ta inless
steel. It appears that this material wililoe an ade quate substitute.
Gaskets:
I have talked with engineering ab
e Asbestos
Substitute Program and brought t
attention
gasket material which contains
stos. The two
types of material are 5/16 br
sbestos, ID-316794
and garlock. The braid asbj
material is being
used for packing in seal
olers and the garlock
gasket is being used in
apparatus we manufacture
except condensers
As of this writing, gasket material, a, Pacor Inc. may h are looking int
ive no substitute for garlock t)5>->braid asbestos packing,
stable replacement which we
..............We now have iSR-^ocl^cme and a half (1 1/2) rolls of asbestos cloth and one (ly\^ll of 3/8 asbestos sleeving, it is our inten
tion to depleat .this inventory. All material used after this inventory depleacion period will be the asbestos free substitutes for mentionef^fen this letter.
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E.J. McCoy III Mfg. Engineer