Product Details | CLOSE TOLERANCE SCREW

5305-01-585-7141 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: NAS114315, NAS1143-15, 5305-01-585-7141, 01-585-7141, 5305015857141, 015857141

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 03 JUN 2010 01-585-7141

Cross Reference | NSN 5305-01-585-7141

Part Number Cage Code Manufacturer
NAS1143-15 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-01-585-7141

Characteristic Specifications
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL
GRIP LENGTH 0.938 INCHES NOMINAL
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
HEAD DIAMETER 0.361 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
THREAD QUANTITY PER INCH 32
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
SURFACE TREATMENT CADMIUM OVERALL AND CHROMATE OVERALL
FASTENER LENGTH 1.199 INCHES MINIMUM AND 1.229 INCHES MAXIMUM
HEAD HEIGHT 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2, CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE FINISH 32.0 MICROINCHES THREADS
THREAD SERIES DESIGNATOR UNJF
THREAD LENGTH 0.276 INCHES NOMINAL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE PAN
NOMINAL THREAD DIAMETER 0.192 INCHES
SPECIFICATION/STANDARD DATA 80205-NAS1143 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD
GRIP DIAMETER 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES GRIP
THREAD CLASS 3A

Restrictions/Controls & Freight Information | NSN 5305-01-585-7141

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