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FED-STD-H28-2 Revision B:1991

Current
Current

The latest, up-to-date edition.

SCREW-THREAD STANDARDS FOR FEDERAL SERVICES SECTION 2 UNIFIED INCH SCREW THREADS- UN AND UNR THREAD FORMS
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Specifies unified UN and UNR inch screw threads. Coverage includes: preferred non standard diameters; diameter pitch combinations; thread class selection; thread allowance and tolerance; completely formed threads; incomplete formed threads; gages and gaging; preferred non standard diameters. Also contains detailed tables and diagrams.

Committee
AREA THDS
DevelopmentNote
Supersedes FED STD H28/3. B NOTICE 1 - Notice of Validation. (10/2001) B NOTICE 2 - Notice of Validation. (11/2006)
DocumentType
Standard
Pages
76
ProductNote
NEW CHILD NOT 3 2019 IS NOW ADDED.
PublisherName
US Military Specs/Standards/Handbooks
Status
Current
Supersedes

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MIL-DTL-10884 Revision H:2005 FASTENERS, SNAP
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MIL-E-24269 Revision B:1988 EXTINGUISHER, FIRE, CARBON DIOXIDE, 15 POUND, PORTABLE, PERMANENT SHUTOFF, NAVY SHIPBOARD USE
MIL-S-21472 Revision C:1988 SCREW, SHOULDER, HEXAGON SOCKET-HEAD AND SLOTTED-HEAD GENERAL SPECIFICATION FOR
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FF-S-85 Revision D:2005 Screw, Cap, Slotted and Hexagon Head
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MIL-B-45908 Revision B:1985 BOLT, EYE, GENERAL SPECIFICATION FOR
MIL-D-28728 Revision B:1986 DIAL, CONTROL, MULTI-TURN COUNTERS, GENERAL SPECIFICATION FOR
MIL-S-45915 Revision A:1967 STUD, LOCKED IN - KEY LOCKED - GENERAL SPECIFICATION FOR
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MIL B 45912 : A BOLT, SELF-LOCKING, HEXAGON HEAD, STEEL
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MIL-DTL-24552 Revision B:2001 TERMINALS AND SEALS, PLUGS AND SWITCH, CASUALTY POWER SYSTEMS, RECEPTACLE TYPE, GENERAL SPECIFICATION FOR
MIL-T-14091 Revision E:1988 TRIPOD, SURVEYING, EXTENSION-LEG-TYPE
MIL-F-19700 Revision A:1987 FASTENERS, SCREW THREADED, AND RELATED ITEMS, NON-MAGNETIC
MIL-DTL-32408 Base Document:2012 INTEGRAL MOTOR PUMP (IMP)
MIL T 24552 : A TERMINALS AND PLUGS, CASUALTY POWER SYSTEMS, RECEPTACLE TYPE, GENERAL SPECIFICATION FOR
MIL-V-24272 Revision B:1985 VALVE, MANIFOLD, HIGH PRESSURE GAS REDUCING
MIL-DTL-24705 Revision B:2010 PENETRATORS, MULTIPLE CABLE, ELECTRIC CABLE, GENERAL SPECIFICATION FOR
MIL-R-52255 Revision D:1988 REPAIR KIT AND REPAIR KIT COMPONENTS, FOR COLLAPSIBLE FABRIC TANKS, DRUMS, AND BOATS
MIL F 1224 : D FITTINGS, TUBE, BRASS OR BRONZE, 45 DEGREE FLARED
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FF-N-845 Revision D:1981 NUT, PLAIN, WING, INCH AND METRIC
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FED-STD-H28-18 Revision B:1991 SCREW-THREAD STANDARDS FOR FEDERAL SERVICES SECTION 18 PHOTOGRAPHIC EQUIPMENT THREADS
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MS39021 Revision F:1991 SPEEDOMETER MECHANICAL (0-60MPH)
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MS24693 Revision K:1995 SCREW, MACHINE, FLAT COUNTERSUNK HEAD, 100 DEG, CROSS RECESSED, UNC-2A AND UNF-2A (IN./MM)
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MIL-C-24224 Revision B:1985 CARTRIDGE, GAS PRESSURE, FOR PRESSURIZING DRY CHEMICAL FIRE EXTINGUISHERS
13/30285934 DC : 0 BS EN 3545-005 - AEROSPACE SERIES - CONNECTORS, ELECTRICAL, RECTANGULAR, WITH SEALED AND NON-SEALED REAR, PLASTIC HOUSING, LOCKING DEVICE, OPERATING TEMPERATURES -55 DEGREES C TO 175 DEGREES C - PART 005: MALE CODING AND ATTACHMENT SYSTEM FOR MOUNTING ON FREE HOUSING (PLUG) - PRODUCT STANDARD
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NASM35308:2015 SCREW, CAP, HEXAGON HEAD (FINISHED HEXAGON BOLT), STEEL, CORROSION RESISTING, PASSIVATED, UNF-2A
BS EN 3545-006:2015 Aerospace series. Connectors, electrical, rectangular, with sealed and non-sealed rear, plastic housing, locking device, operating temperatures -55°C to 175°C Male coding and attachment. System for mounting on fixed housing (receptacle). Product standard
FF-S-1362 Revision A:2014 STUD, PLAIN, GENERAL PURPOSE
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MIL H 13444 : E HOSE & HOSE ASSEMBLIES, RUBBER: FUEL AND OIL
SAE AS 4892 : 2012 INSERT, SCREW THREAD, SELF-LOCKING, UNS S66286, LOCKED IN, KEY LOCKED, PROCUREMENT SPECIFICATION FOR
MIL-B-18558 Revision B:1988 Bearing, Propulsion Line Shaft, Oil Disc Lubricated
NASM51958:2014 SCREW, MACHINE, PAN HEAD, CRUCIFORM RECESS, CORROSION RESISTING STEEL, UNF-2A
MIL-C-24368 Revision B:1987 CONNECTOR ASSEMBLIES, PLUGS AND RECEPTACLES, ELECTRIC POWER TRANSFER, SHORE TO SHIP AND SHIP TO SHIP, GENERAL SPECIFICATION FOR
MIL P 62071 : B POWER SUPPLY, HIGH VOLTAGE, SOLID STATE, 24 VOLTS, DIRECT CURRENT
MIL-E-24715 Base Document:1989 EXTINGUISHERS, FIRE. VAPORIZING LIQUID (BROMOCHLORODIFLUOROMETHANE, HALON 1211)
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MIL-A-55059 Revision D:1988 ADAPTER, BATTERY TERMINAL
MIL-C-11071 Revision D:1983 CLEANING MACHINE, FUEL CAN, DRUM
MIL F 10884 : G FASTENERS, SNAP
WW-T-696 Revision E:1984 TRAPS, STEAM
MIL-R-24169 Revision B:1982 REGULATOR, AIR DEMAND, SINGLE HOSE, DIVER 5
MIL-S-70335 Revision A:1990 SCREW THREADS, INTERNAL COLD FORMED, GENERAL SPECIFICATION FOR
MIL P 24705 : A PENETRATORS, MULTIPLE CABLE, FOR ELECTRICAL CABLES, GENERAL SPECIFICATION FOR
MIL T 24558 : 0 TERMINAL BOXES, CONNECTION, FOR ELECTRICAL AND ELECTRONIC SYSTEMS, GENERAL SPECIFICATION FOR
ASME Y14.6:2001 SCREW THREAD REPRESENTATION
ASME Y14.6 : 2001 : R2013 SCREW THREAD REPRESENTATION
ASME Y14.6 : 2001 : R2007 SCREW THREAD REPRESENTATION

FED-STD-H28-1 Revision A:1985 SCREW THREAD STANDARDS FOR FEDERAL SERVICES, SECTION 1, NOMENCLATURE, DEFINITIONS AND LETTER SYMBOLS FOR SCREW THREADS
ASME B46.1 : 2009 SURFACE TEXTURE (SURFACE ROUGHNESS, WAVINESS, AND LAY)
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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