Product Details | CLOSE TOLERANCE SCREW

5305-01-507-1053 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.

Part Alternates: NAS11717K, NAS1171-7K, 5305-01-507-1053, 01-507-1053, 5305015071053, 015071053

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 18 APR 2003 01-507-1053

Drawings & Photos | NSN 5305-01-507-1053


Cross Reference | NSN 5305-01-507-1053

Part Number Cage Code Manufacturer
NAS1171-7K 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-507-1053

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.338 INCHES NOMINAL
FASTENER LENGTH 0.776 INCHES NOMINAL
MATERIAL PLASTIC POLYCHLOROTRIFLUOROETHYLENE LOCKING FEATURE STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP E4340 FASTENER
HEAD STYLE C32 PAN
HEAD DIAMETER 0.270 INCHES NOMINAL
HEAD HEIGHT 0.097 INCHES NOMINAL
INTERNAL DRIVE STYLE D8 TORQUE SET
GRIP LENGTH 0.438 INCHES NOMINAL
GRIP DIAMETER 0.242 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5305-01-507-1053

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information