NSN 5305-01-160-7561

Part Details | CLOSE TOLERANCE SCREW

5305-01-160-7561 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: HT4027518, HT4027-5-18, HT4027518, HT4027-5-18, HT4024L5181, HT4024L5-18-1, HT4024L518, HT4024L5-18, ST3M4555L181, ST3M455-5L18-1, ST3M4555L18, ST3M455-5L18, ST3M557518, ST3M557-5-18, ST3M4555L181, ST3M455-5L18-1, ST3M557518, ST3M557-5-18, ST3M557518, ST3M557-5-18, HT4027518, HT4027-5-18, HT4024L5181, HT4024L5-18-1, HT4024L518, HT4024L5-18, ST3M557518, ST3M557-5-18, HT4027518, HT4027-5-18, HT4024L5181, HT4024L5-18-1, HT4024L5181, HT4024L5-18-1, HT4024L518, HT4024L5-18, ST3M4555L181, ST3M455-5L18-1, 11923518, 11923-5-18, 119075L181, 11907-5L18-1, 119075L18, 11907-5L18, ST3M557518, ST3M557-5-18, ST3M4555L181, ST3M455-5L18-1, HT4027518, HT4027-5-18, HT4024L5181, HT4024L5-18-1, HT4027518, HT4027-5-18, HT4027518, HT4027-5-18, HT4024L5181, HT4024L5-18-1, HT4024L518, HT4024L5-18, HT4027518, HT4027-5-18, HT4027518, HT4027-5-18, ST3M557518, ST3M557-5-18, WC4027518, WC4027-5-18, 5305-01-160-7561, 01-160-7561, 5305011607561, 011607561

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 26, 198301-160-756129294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-160-7561
Part Number Cage Code Manufacturer
HT4027-5-1892215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4027-5-1806950ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4024L5-18-192215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4024L5-1892215ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M455-5L18-15R793ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M455-5L1876301BOEING COMPANY, THEDBA BOEING
ST3M557-5-1876301BOEING COMPANY, THEDBA BOEING
ST3M455-5L18-176301BOEING COMPANY, THEDBA BOEING
ST3M557-5-184WL75CAMCAR LLCDIV CAMCAR LLC
ST3M557-5-180ZC92HEARTLAND PRECISION FASTENERS, INC.
HT4027-5-1873197HI-SHEAR CORPORATION
HT4024L5-18-173197HI-SHEAR CORPORATION
HT4024L5-1873197HI-SHEAR CORPORATION
ST3M557-5-181VSL7HOUSTON PRECISION FASTENERS I, LP
HT4027-5-1817446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4024L5-18-117446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4024L5-18-197928HUCK INTL INC
HT4024L5-1897928HUCK INTL INC
ST3M455-5L18-10HL40MECAIR AEROSPACE INDUSTRIESSUBSIDIARY OF SPS TECHNOLOGIES DIV D
11923-5-1859563REID PRODUCTS INC.DBA REID PRODUCTS
11907-5L18-159563REID PRODUCTS INC.DBA REID PRODUCTS
11907-5L1859563REID PRODUCTS INC.DBA REID PRODUCTS
ST3M557-5-180H6Z0SAMAC INC
ST3M455-5L18-10PTK6SPS TECHNOLOGIES INC
HT4027-5-18K5673SPS TECHNOLOGIES LTD TJ BROOKSDIVISION
HT4024L5-18-1K5673SPS TECHNOLOGIES LTD TJ BROOKSDIVISION
HT4027-5-1856878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
HT4027-5-1880539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
HT4024L5-18-180539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
HT4024L5-1880539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
HT4027-5-1806725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
HT4027-5-1827624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
ST3M557-5-1806710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
WC4027-5-1860516WEST COAST AEROSPACE INC
Technical Data | NSN 5305-01-160-7561
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.506 INCHES MINIMUM AND 0.556 INCHES MAXIMUM
FASTENER LENGTH2.172 INCHES MINIMUM AND 2.202 INCHES MAXIMUM
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.429 INCHES MINIMUM AND 0.477 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH1.646 INCHES MINIMUM AND 1.666 INCHES MAXIMUM
GRIP DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM