A-A-1043A
June 15, 1988
SUPERSEDING
A-A-1043
September 4, 1980
COMMERCIAL ITEM DESCRIPTION
STEEL WOOL
The General Services Administration has authorized the use of this
Commercial Item Description in lieu of Federal Specification FF-W-1825.
This commercial item description covers steel wool used as an abrasive for cleaning and polishing.
Salient characteristics:
1. Steel wool shall be of carbon or stainless steel and the following types and classes, as specified:
Type I- Fine
Type II- Medium
Type III- Medium
Type IV- Coarse
Type V-Coarse
Class 1- Rolls
Class 2- Pads
2. Thickness of individual fibers shall be in accordance with table I below.
TABLE I. Thickness, individual fibers
|
Type |
Not more than 5 percent under |
Not more than 5 percent over |
No fiber to exceed |
|||
|
|
(inch) |
(mm) |
(inch) |
(mm) |
(inch) |
(mm) |
|
I |
- |
- |
0.005 |
0.127 |
0.010 |
0.254 |
|
II |
0.0003 |
0.0076 |
0.007 |
0.178 |
0.012 |
0.305 |
|
III |
0.0005 |
0.0127 |
0.010 |
0.254 |
0.015 |
0.387 |
|
IV |
0.001 |
0.0254 |
0.014 |
0.356 |
0.025 |
0.635 |
|
V |
0.002 |
0.0508 |
0.018 |
0.457 |
0.040 |
1.020 |
3. Rolls shall be in accordance with standard commercial packaging practice.
4. Pads shall be formed from ribbon which is a minimum of 3-3/4 inches (95 mm) in width.
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