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|  MIL-R-60346C
5.1.1.2 Intermediate packaging . When required, specified quantities of unit
packages shall be intermediately packaged as specified in the contract or
purchase order (see 6.2).
5.1.2 Level C. Roving balls shall be preserved and packaged to afford
adequate protection against deterioration and physical damage during shipment
from the supply source to the first receiving activity. The supplier may use
commercially acceptable practice when it meets these requirements.
5.2
Packaging.
Packing shall be level A, B, or C, as specified (see 6.2).
5.2.1 Level A. Roving balls packaged as specified in 5.1.1 shall be packed
in containers conforming to PPP-B-585 (class 3) or PPP-B-601 (overseas type).
Unless otherwise specified, containers shall be provided with a case liner
conforming to MIL-L-10547. Closure and strapping shall be in accordance with
the appendix to the applicable container specification.
5.2.2 Level B. Roving balls packaged as specified in 5.1.1 shall be packed
in containers conforming to PPP-B-585 (class 1), PPP-B-601, or PPP-B-636
(class weather resistant, grade V2s). Closure shall be in accordance with the
appendix to the applicable container specification.
5.2.3 Level C. Roving balls shall be packed in a manner to insure carrier
acceptance and safe delivery at destination at the lowest transportation rate
for such supplies. Containers shall be in accordance with Uniform Freight
Classification Rules or National Motor Freight Rules, as applicable.
5.3 Marking. In addition to any special marking required by the contract or
purchase order, containers shall be marked in accordance with MIL-STD-129.
When special storage conditions are required, containers shall be marked to
specify completely the conditions for storage (see 6.5) as well as the type of
glass.
6.
NOTES
6.1 Intended use. Fibrous glass roving covered by this specification is
intended for making glass reinforced structures by use of prepreg tape or
roving, filament winding, and pultrusion methods.
6.2
Ordering data.
Procurement documents should specify the following:
a.
Title, number and date of this specification.
b.
Type, filament diameter code letter, class and roving yield (yards
per pound) required (see 1.2, 3.1.3, 3.1.4, 6.3 and 6.7).
Change in yield tolerance to 13 percent when agreed to by supplier
c.
and procuring activity for certain type I materials produced by
other than conventional winding processes (see 3.1.4).
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