5306-01-165-1295 BOLT,CLOSE TOLERANCE Index 5305-01-165-1297 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-165-1296

Federal Supply Class:
5305

National Item Identification Number:
011651296

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:
10115495A486GNIMIKKEISTOKESKUS NCB FINLAND
11873-5-6-659563REID PRODUCTS INC.
3M707-5-6-6007R1TWIST TITE MFG, INC
3M707-5-6-676301THE BOEING COMPANY
HT4041-5-6-606950HOWMET GLOBAL FASTENING SYSTEMS INC
HT4041-5-6-60PTK6SPS TECHNOLOGIES INC
HT4041-5-6-617446HUCK INTERNATIONAL, INC
HT4041-5-6-656878SPS TECHNOLOGIES, LLC
HT4041-5-6-673197HI-SHEAR CORPORATION
HT4041-5-6-680539SPS TECHNOLOGIES, LLC
HT4041-5-6-692215HOWMET GLOBAL FASTENING SYSTEMS INC
HT4041-5-6-697928HUCK INTL INC
HT4041-5-6-6K5673SPS TECHNOLOGIES LTD TJ BROOKS DIVISION
HT4041-5-6-6L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
WC4041-5-6-658998FASTENER INNOVATION TECHNOLOGY, INC.
WC4041-5-6-660516WEST COAST AEROSPACE, INC.


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM
GRIP LENGTH0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
GRIP DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
HEAD DIAMETER0.429 INCHES MINIMUM AND 0.477 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHIGH-TORQUE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-13 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.350 INCHES MINIMUM AND 0.400 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNJF


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