A-A-54194
25 June 1990
COMMERCIAL ITEM DESCRIPTION
The General Services Administration has authorized the use of this Commercial Item Description in preference to Type A, Grade I, Stopper Numbers 00 to 2 of Federal Specification ZZ-S-751a which is cancelled.
This Commercial Item Description covers solid rubber bottle stoppers for use in a chemical or clinical laboratory.
Salient Characteristics:
Shall be solid black rubber stoppers for use as closures on bottles used in laboratory procedures.
Shall be of the following stopper number sizes with the indicated dimensions.
|
Dimensions of Stoppers (Millimeter) |
|||
|
Stopper Number |
Diameter of top |
Diameter of bottom |
Length |
|
00 |
15 |
19 |
25 |
|
0 |
17 |
13 |
25 |
|
1 |
19 |
14 |
25 |
|
2 |
20 |
16 |
25 |
A tolerance of +/- 1 millimeter (mm) shall be permitted for the dimensional requirements applicable to the diameters (top and bottom) and lengths of the stoppers.
Shall be fabricated from natural rubber or synthetic rubber or from a mixture of natural and synthetic rubber.
Shall have each stopper supplied with the applicable stopper number size identified in the form of raised numbers on the top side.
Workmanship. The stoppers shall be free from defects which detract from its appearance or impair its serviceability.
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
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