Product Details | CLOSE TOLERANCE SCREW

5305-00-845-8380 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: AIC1183203, AIC1183-203, NAS11833, NAS1183-3, SC22193203, SC2219-3-203, CA1183203, CA1183-203, LK11833, LK1183-3, 106620-203, 965809203C, 965809-203C, 5305-00-845-8380, 00-845-8380, 5305008458380, 106620203, 008458380

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 27 SEP 1967 00-845-8380

Drawings & Photos | NSN 5305-00-845-8380


Cross Reference | NSN 5305-00-845-8380

Part Number Cage Code Manufacturer
106620-203 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
965809-203C 82577 RAYTHEON COMPANY DBA RAYTHEON
AIC1183-203 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
CA1183-203 93907 TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS
LK1183-3 26304 TORKON FASTENER CORP
NAS1183-3 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
SC2219-3-203 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5305-00-845-8380

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.313 INCHES MINIMUM AND 0.363 INCHES MAXIMUM
FASTENER LENGTH 0.511 INCHES MINIMUM AND 0.541 INCHES MAXIMUM
MATERIAL PLASTIC LOCKING FEATURE STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE FASTENER
SURFACE TREATMENT CADMIUM AND CHROMATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM
HEAD HEIGHT 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM
INTERNAL DRIVE STYLE D8 TORQUE SET
LOCKING FEATURE PATCH OR PELLET OR STRIP THREADS
GRIP LENGTH 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
GRIP DIAMETER 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD 32.0 MICROINCHES GRIP 32.0 MICROINCHES THREADS
SPECIFICATION/STANDARD DATA 80205-NAS1183 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

Restrictions/Controls & Freight Information | NSN 5305-00-845-8380

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.
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