5305-01-236-6191 SCREW,CLOSE TOLERANCE Index 5305-01-236-6193 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-236-6192

Federal Supply Class:
5305

National Item Identification Number:
012366192

Description:
SCREW,CLOSE TOLERANCE

Detail:
A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
121754-7-1956878SPS TECHNOLOGIES, LLC
121754-7-1980539SPS TECHNOLOGIES, LLC
5305PL07839949009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
5305PL16316719009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
5305PL16316749009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
AIC9535-7-1906725SPS TECHNOLOGIES, LLC
C9535-7-1981755LOCKHEED MARTIN CORPORATION
PBF1198-7-1927624SPS TECHNOLOGIES LLC
VT1696-7-1906950HOWMET GLOBAL FASTENING SYSTEMS INC
VT1696-7-1992215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.856 INCHES MINIMUM AND 1.886 INCHES MAXIMUM
GRIP DIAMETER0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM
GRIP LENGTH1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM
HEAD DIAMETER0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
HEAD HEIGHT0.112 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
HEAD STYLEFILLISTER COUNTERSUNK
INTERNAL DRIVE STYLEOFFSET CRUCIFORM (TORQUE SET)
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP H11 OVERALL
NOMINAL THREAD DIAMETER0.437 INCHES
SPECIAL FEATURESTOP OF HEAD IS FLAT
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES THREADS
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.658 INCHES MINIMUM AND 0.708 INCHES MAXIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNJF


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