FIIL-V-18499E
4 October 1985
SUPERSEDING
QKIL-V-18499D
7 January 1980
MILITARY SPECIFICATION
VALVES, AIR VENTING, STEAM
This specification is approved for use by all Departments
and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope. This specification covers valves for automatically venting air
from mains in steam heating systems.
1.2 Classification. Valves shall be one of the following types and
classes, as specified (see 6.2):
Type I - Without vacuum holding device.
Type II – With vacuum holding device.
Class 1 - Low pressure (up to 15 pound–force per square inch gage
(psig)).
Class 2 – Medium pressure (16 to 65 psig).
Class 3 - High pressure (66 to 125 psig).
* 2. APPLICABLE DOCUMENTS
2.1 Government documents.
2.1.1 Specification and standards.
The following specification and
standards form a part of this specification to the extent specified herein.
Unless otherwise specified,
the issues of these documents shall be those
listed in the issue of the Department of Defense Index of Specifications and
Standards (DODISS) and supplement thereto, cited in the solicitation.
lBeneficial comments (recommendations, additions,
deletions) and any pertinent
Idata which may be of use in improving this document should be addressed to: I
lCommanding Officer (Code 156), Naval Construction Battalion Center, Port I
lHueneme, CA 93043, by using the self–addressed Standardization Document
I
Improvement Proposal (DD Form 1426) appearing at the end of this document or I
I FSC 4520 I
DISTRIBUTION STATEMENT A.
Approved for public release; distribution is
unlimited.
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