NSN 5305-01-183-6985

Part Details | CLOSE TOLERANCE SCREW

5305-01-183-6985 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: HT406945A, HT4069-4-5A, HT406945A, HT4069-4-5A, HT406945, HT4069-4-5, 3M9274L5, 3M927-4L5, 3M92745, 3M927-4-5, 3M927415, 3M927-415, 3M9274L5, 3M927-4L5, 3M9274L5, 3M927-4L5, 3M9274L5, 3M927-4L5, HT406945A, HT4069-4-5A, HT406945, HT4069-4-5, 3M9274L5, 3M927-4L5, HT406945A, HT4069-4-5A, HT406945A, HT4069-4-5A, HT406945, HT4069-4-5, 3M9274L5, 3M927-4L5, HT406945A, HT4069-4-5A, 3M927415, 3M927-415, 118854L5, 11885-4L5, 1188545118853L5, 11885-4-5/11885-3L5, 3M9274L5, 3M927-4L5, HT406945A, HT4069-4-5A, HT406945, HT4069-4-5, HT406945A, HT4069-4-5A, HT406945, HT4069-4-5, 3M9274L5, 3M927-4L5, 3M9274L5, 3M927-4L5, 3M9274L5, 3M927-4L5, 3M9274L5, 3M927-4L5, WC406945, WC4069-4-5, 5305-01-183-6985, 01-183-6985, 5305011836985, 011836985

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 09, 198401-183-698529294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-183-6985
Part Number Cage Code Manufacturer
HT4069-4-5A92215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4069-4-5A06950ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4069-4-592215ARCONIC GLOBAL FASTENERS & RINGS,INC.
3M927-4L576301BOEING COMPANY, THEDBA BOEING
3M927-4-576301BOEING COMPANY, THEDBA BOEING
3M927-4154WL75CAMCAR LLCDIV CAMCAR LLC
3M927-4L54WL75CAMCAR LLCDIV CAMCAR LLC
3M927-4L558998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
3M927-4L50ZC92HEARTLAND PRECISION FASTENERS, INC.
HT4069-4-5A73197HI-SHEAR CORPORATION
HT4069-4-573197HI-SHEAR CORPORATION
3M927-4L51VSL7HOUSTON PRECISION FASTENERS I, LP
HT4069-4-5A17446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4069-4-5A97928HUCK INTL INC
HT4069-4-597928HUCK INTL INC
3M927-4L5U6683LINREAD LTDDBA LINREAD NORTHBRIDGE
HT4069-4-5AL4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
3M927-41559563REID PRODUCTS INC.DBA REID PRODUCTS
11885-4L559563REID PRODUCTS INC.DBA REID PRODUCTS
11885-4-5/11885-3L559563REID PRODUCTS INC.DBA REID PRODUCTS
3M927-4L50K6Z0SATURN FASTENERS INCDIV ACUMENT
HT4069-4-5A56878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
HT4069-4-556878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
HT4069-4-5A80539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
HT4069-4-580539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
3M927-4L506725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
3M927-4L527624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
3M927-4L5007R1TWIST TITE MFG, INC
3M927-4L506710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
WC4069-4-560516WEST COAST AEROSPACE INC
Technical Data | NSN 5305-01-183-6985
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM
FASTENER LENGTH0.766 INCHES MINIMUM AND 0.796 INCHES MAXIMUM
HEAD STYLE4 HEXAGON COUNTERSUNK
HEAD DIAMETER0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM