INCH-POUND
A-A-55760A
5 May 2011
SUPERSEDING
A-A-55760
13 September 1995
COMMERCIAL ITEM DESCRIPTION
RUBBER, SILICONE; STRIP, SHAPE 16
The General Services Administration has authorized the use of this Commercial Item Description
for all Federal Agencies.
1. SCOPE. This commercial item description (CID) covers a silicone rubber strip with shape 16
per figure 1.
2. CLASSIFICATION. The silicone rubber will be of the following classes and grades as specified.
The designated grade number corresponds to the nominal Shore Durometer A hardness value.
Class 1A Low temperature resistant
Grade 40, 50, 60, 70, and 80
Class 1B Low temperature resistant and low compression set at high temperature
Grade 40, 50, 60, 70, and 80
Class 2A High temperature resistant
Grade 25, 40, 50, 60, 70, and 80
Class 2B High temperature resistant and low compression set
Grade 25, 40, 50, 60, 70, and 80
Class 3A Low temperature, tear and flex resistant
Grade 30, 50, and 60
Class 3B Tear and flex resistant
Grade 30, 50, 60, 70, and 80
Comments, suggestions, or questions on this document should be addressed to Defense Supply
Center Philadelphia (DSCP), ATTN: DSCP-NASA, 700 Robbins Avenue, Philadelphia, PA
19111-5096 or e-mail to dscpg&inspecomments@dla.mil . Since contact information can
change, you may want to verify the currency of this address information using ASSIST Online
database at https://assist.daps.dla.mil .
AMSC N/A
FSC 9320
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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