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MIL-P-6131 Revision C, January 31, 1984
Complete Document
Active, Most Current
PLUGS, DEHYDRATOR, INDICATING HUMIDITY
Includes all amendments and changes through Validation Notice 1, October 24, 1991
Additional Comments: PACKAGING RELATED SPEC
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This specification establishes requirements for humidity indicating, dehydrator plugs that are intended to protect aircraft engine cylinders and other similar equipment against corrosion due to moisture and to indicate through color change unsafe levels of humidity (see 6.1).

Dehydrator plugs shall be of the following types, as specified (see 6.2).
        Type I - Reusable.

        Type II - Reusable and refillable.




Unless otherwise specified, the following specifications and standards of the issue listed in that issue of the Department of Defense Index of Specification and Standards (DoDISS) specified in the solicitation form a part of this specification to the extent specified herein.
SPECIFICATIONS

   Federal

   PPP-B-601                   Boxes, Wood, Cleated-Plywood

   PPP-B-621                   Boxes, Wood, Nailed and Lock Corner


Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Engineering Specifications and Standards Department (Code 93), Naval Air Engineering Center, Lakehurst, NJ 08733, by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter.
SPECIFICATIONS (Continued)

   Federal (Continued)

   PPP-B-636                   Box, Shipping, Fiberboard

   PPP-C-96                    Cans, Metal, 28 Gage and Lighter

   Military

   MIL-D-3716                  Desiccants, Activated:  For Dynamic
                                 Dehumidification

   MIL-D-6054                  Drum, Metal; Shipping and Storage

   MIL-R-6855                   Rubber, Synthetic, Sheets, Strips, Molded or
                                 Extruded Shapes

STANDARDS

   Federal

   FED. TEST METHOD STD. NO. 101  Test Procedures for Packaging Materials

   Military

   MIL-STD-105                 Sampling Procedures and Tables for Inspection
                               by Attributes

   MIL-STD-129                 Marking, for Shipment and Storage

   MIL-STD-130                 Identification Marking of U.S. Military
                               Property

   MS3396                      Plug, Dehydrator, Humidity Indicating, Engine
                               Cylinder (14mm Thread)

   MS3398                      Card-Humidity-Indicating Color Comparison

   MS27215                     Plug, Dehydrator, Humidity Indicating, Engine
                               Cylinder (18mm Thread)




(Copies of specifications, standards, handbooks, drawings and publications required by manufacturers in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer.)

In the event of conflict between the text in this specification and references cited herein, the text of the specification shall take precedence.

The following documents form a part of this specification to the extent specified herein. The issue of the document which is indicated as DOD adopted shall be the issue listed in the current DoDISS and the supplement thereto, if applicable.
        American Society For Testing And Materials (ASTM)

           ASTM D 1748   -   Rust protection by metal preservation in the
                             humidity cabinet.

           ASTM D 3951   -   Standard practice for commercial packaging.




Applications for copies should be addressed to American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.