NSN 5305-01-352-2077

Part Details | CLOSE TOLERANCE SCREW

5305-01-352-2077 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.

Alternate Parts: HR242521, HR242-5-21, X007521, X007-5-21, X007521, X007-5-21, HR242521, HR242-5-21, 03A161521, 03A161-5-21, 03A161521, 03A161-5-21, SLB217521, SLB217-5-21, 123741521, 123741-5-21, AIC4410521, AIC4410-5-21, PBF1419521, PBF1419-5-21, VCL0008521, VCL0008-5-21, 5305-01-352-2077, 01-352-2077, 5305013522077, 013522077

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 22, 199201-352-207729294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-352-2077
Part Number Cage Code Manufacturer
HR242-5-2173197HI-SHEAR CORPORATION
X007-5-2117446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
X007-5-2197928HUCK INTL INC
HR242-5-21L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
03A161-5-2176823NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
03A161-5-211W025NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
SLB217-5-2116258SPACE-LOK, INC.
123741-5-2180539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
AIC4410-5-2106725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
PBF1419-5-2127624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
VCL0008-5-2106710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
Technical Data | NSN 5305-01-352-2077
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.459 INCHES MINIMUM AND 0.479 INCHES MAXIMUM
FASTENER LENGTH1.766 INCHES MINIMUM AND 1.796 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM
GRIP DIAMETER0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM