FED-STD-H28/3
31 March 1978
Superseding
N8S Handbook H28 (1969)
Part 1 Section 3
FEDERALSTANDARD
SCREW-THREADSTANDARDSFOR FEDERALSERVICES
SECTION 5
UNIFIED THREADS OF SPECIAL DIAMETERS,
PITCHES,AND LENGTHS OF ENGAGENEi4T
This standard was approved by the Commissioner Federal
Supply Service, General Services Administration, for
the use of all Federal agencies.
U.S. GOVERNME~ PRINTING omlCE : 1978 - 161-423/1078
Orders for this publication are to be placed with General
Services Administration, acting as an agent for the Super-
intendent of Documents.
Single copies of this standard are
available at the GSA Business ServiCe Centers in Boston, New
York,
Atlanta, Chicago, Kansas City, MO, Fort Worth, San
Francisco, Los Angeles, and Seattle, or
from the General
Services Administration, Specifications and Consumer Infor-
mation Distribution Branch, Building 197, Washington Navy
Yard,
Washington,
OC 20407 .l?rice 1.40 cents each.
FSC THDS
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