*------------*
* INCH-POUND *
*------------*
F-B-2835
April 28, 1995
--------------
SUPERSEDING
MIL-B-16220F
25 August 1988
FEDERAL SPECIFICATION
BOILER, STEAM, LOW PRESSURE, FIRETUBE
This specification is approved by the Commissioner, Federal
Supply Service, General Services Administration, for the use
of all Federal agencies.
1. SCOPE AND CLASSIFICATION
1.1 Scope. This specification covers the requirements of light-oil fired,
low pressure steam, vertical firetube boilers.
1.2 Classification. The boilers covered by this specification shall be of
the following sizes as specified (see 6.2):
Sizes.
Size 1 - Up to 320,000 British thermal units per hour (Btu/hr)
(93,782.75 watt (W)), output capacity.
Size 2 - 320,001 to 2,000,000 Btu/hr (93,783.05 to 586,142.2 W),
output capacity.
1.2.1 Part numbers. The specification number and size are combined to form
the specification part numbers for the firetube steam boilers covered by this
specification (see 6.6). The part numbers for the firetube steam boilers are
established as follows:
FB2835 X XXX
Specification number------------* * *
Size -------------------------------------* *
Output capacity in 1000 Btu/h (293 W) ---------------*
*-----------------------------------------------------------------------------*
*Beneficial comments (recommendations, additions, deletions) and any pertinent*
*data which may be of use in improving this document should be addressed to: *
*Commanding Officer (Code 156), Naval Construction Battalion Center, *
*1000 23rd Avenue, Port Hueneme, CA 93043-4301, by using the Standardization *
*Document Improvement Proposal (DD Form 1426) appearing at the end of this *
*document or by letter. *
*-----------------------------------------------------------------------------*
AMSC N/A FSC 4520
DISTRIBUTION STATEMENT A. Approved for public release; distribution is
unlimited.
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