NOT MEASUREMENT
SENSITIVE
MIL-PRF-8516G
31 July 1997
SUPERSEDING
MIL-S-8516F
31 May 1992
PERFORMANCE SPECIFICATION
SEALING COMPOUND, SYNTHETIC RUBBER, ELECTRIC CONNECTORS
AND ELECTRIC SYSTEMS, CHEMICALLY CURED
This specification is approved for use by all Departments
and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope. This specification covers a two-component, chemically cured synthetic rubber
compound for insulating, sealing, reinforcing, and corrosion protection of electric connectors,
wiring, and other electric apparatus. This specification has provisions for shelf-life extension
(see 3.2.4).
1.2 Classification. The sealing compound is furnished in the following types, classes, and
categories (see 6.2).
1.2.1 Types. The types of sealing compound are as follows:
Type I - Low viscosity (100 to 400 poises, initial mixed viscosity)
Type II - High viscosity (401 to 1,200 poises, initial mixed viscosity)
1.2.2 Classes. The classes of sealing compound are as follows:
Class 1 - 24-hour cure at 77°F
Class 2 - 48-hour cure at 77°F
Class 3 - 72-hour cure at 77°F
Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be
of use in improving this document should be addressed to: Commander, Naval Air Warfare Center
Aircraft Division, Code 414100B120-3, Highway 547, Lakehurst, NJ 08733-5100, by using the
Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this
document or by letter.
AMSC N/A
FSC 8030
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.
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