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FED-STD-H28-17 Revision A:1985

Current

Current

The latest, up-to-date edition.

Screw-Thread Standards for Federal Services Section 17 Surveying Instrument Mounting Threads

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PDF

Published date

25-01-1985

Requirements for the mating screw threads of base plate and tripod head which secure surveying instruments to tripods or alternative supports.

DevelopmentNote
A NOTICE 1 - Notice of Validation. A NOTICE 2 - Notice of Validation. (09/2001) A NOTICE 3 - Notice of Validation. (08/2006)
DocumentType
Standard
Pages
10
ProductNote
NEW CHILD NOT 4 2019 IS NOW ADDED
PublisherName
US Military Specs/Standards/Handbooks
Status
Current

This section provides the standards for the mating screw threads of the base plate and the tripod head used for securing a surveying instrument to its tripod or other base of support.

FED-STD-H28 Revision A:1994 Screw-Thread Standards for Federal Services

FED-STD-H28-1 Revision A:1985 SCREW THREAD STANDARDS FOR FEDERAL SERVICES, SECTION 1, NOMENCLATURE, DEFINITIONS AND LETTER SYMBOLS FOR SCREW THREADS
FED-STD-H28-2 Revision B:1991 Screw-Thread Standards for Federal Services Section 2 Unified Inch Screw Threads- UN and UNR Thread Forms
FED-STD-H28-20 Revision B:1994 SCREW THREAD STANDARDS FOR FEDERAL SERVICES, SECTION 20, INSPECTION METHODS FOR ACCEPTABILITY OF UN, UNR, UNJ, M, AND MJ SCREW THREADS
FED-STD-H28-6 Revision A:1978 SCREW-THREAD STANDARDS FOR FEDERAL SERVICES SECTION 6 GAGES AND GAGING FOR UNIFIED SCREW THREADS-UN AND UNR THREAD FORMS

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