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NPFC - FED-STD-H28

SCREW-THREAD STANDARDS FOR FEDERAL SERVICES

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Organization: NPFC
Publication Date: 10 September 2001
Status: inactive
Page Count: 1

Document History

FED-STD-H28
April 24, 2019
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
This standard includes the basic screw thread dimensional and acceptability requirements for common screw thread forms and applications. Design and use information are also provided when necessary....
FED-STD-H28
September 10, 2001
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
A description is not available for this item.
FED-STD-H28
December 28, 1994
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
This standard includes the basic screw thread dimensional and acceptability requirements for common screw thread forms and applications. Design and use information are also provided when necessary....
FED-STD-H28
March 12, 1990
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
This standard establishes complete dimensional data requirements for screw threads including, as necessary, recommendations on gages, dies and taps and other items associated with the purchase/use of...
FED-STD-H28
January 20, 1989
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
A description is not available for this item.
FED-STD-H28
May 28, 1986
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
A description is not available for this item.
FED-STD-H28
August 31, 1978
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
A description is not available for this item.
FED-STD-H28
March 31, 1978
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
This standard includes the basic dimensional requirements for assembly, interchangeability, tensile strength, shear strength, fatigue strength and installation and removal torque of threaded...
FED-STD-H28
March 31, 1978
SCREW-THREAD STANDARDS FOR FEDERAL SERVICES
A description is not available for this item.
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References

This document references:
ASME B1.1 - Unified Inch Screw Threads (UN and UNR Thread Form)
Published by ASME on January 1, 2019
This Standard specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads. (In order to emphasize that unified screw threads are based on inch modules,...
This document references:
ASME B1.2 - Gages and Gaging for Unified Inch Screw Threads
Published by ASME on January 1, 1983
INTRODUCTION This Standard providese ssentials pecificationsa nd dimensions for the gages used on Unified inch screw threads (UN and UNR thread form), and covers the specifications and dimensions for...
This document references:
ASME B1.7 - Screw Threads: Nomenclature, Definitions, and Letter Symbols
Published by ASME on November 17, 2006
The purpose of this Standard is to establish a uniform practice for standard screw threads with regard to the following: (a) screw thread nomenclature (b) letter symbols for the designating features...
This document references:
ASME B1.8 - Stub Acme Screw Threads
Published by ASME on April 30, 1988
GENERAL AND HISTORICAL When formulated prior to 1895, regular Acme screw threads were intended to replace square threads and a variety of threads of other forms used chiefly for the purpose of...
This document references:
ASME B18.2.1 - Square, Hex, Heavy Hex, and Askew Head Bolts and Hex, Heavy Hex, Hex Flange, Lobed Head, and Lag Screws (Inch Series)
Published by ASME on June 19, 2013
A description is not available for this item.
This document is referenced by:
MIL-DTL-28788 - SWITCHES, AIR AND LIQUID FLOW, SENSING, GENERAL SPECIFICATION FOR
Published by NPFC on July 12, 2017
This specification covers the general requirements for flow switches intended primarily for use in equipment to sense velocity and flow of air or liquid. Classification. Switches are classified by...
This document is referenced by:
MIL-DTL-52404 - CONNECTIONS: HOSE, FIRE AND WATER
Published by NPFC on October 5, 2010
This specification covers hose and pipe connections for use in firefighting and water supply systems.
This document is referenced by:
KKK-T-683 - TRUCKS, HAND, TWO—WHEELED
Published by NPFC on December 15, 2010
This specification covers the requirements for five types of two— wheeled hand trucks.
This document is referenced by:
MIL-PRF-39019 - CIRCUIT BREAKERS, MAGNETIC, LOW-POWER SEALED, TRIP-FREE GENERAL SPECIFICATION FOR
Published by NPFC on July 29, 2019
Scope. This specification covers the requirements and test procedures for single and multipole, trip-free, sealed, low-power, magnetic circuit breakers with current ratings of 0.050 amperes to 20.0...
This document is referenced by:
NASM90726 - SCREW, CAP, HEXAGON HEAD (FINISHED HEXAGON BOLT), STEEL, GRADE 5, CADMIUM PLATED, UNF-2A
Published by AIA/NAS on July 31, 2018
A description is not available for this item.
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