Product Details | CLOSE TOLERANCE SCREW

5305-01-376-5288 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: M963C46, M963C4-6, AIC3339C46, AIC3339C4-6, SC1797C46, SC1797C4-6, 123545C46, 123545C4-6, 408070016C46, 4080-70016C4-6, 5305-01-376-5288, 01-376-5288, 5305013765288, 013765288

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 05 JUN 1993 01-376-5288

Drawings & Photos | NSN 5305-01-376-5288


Cross Reference | NSN 5305-01-376-5288

Part Number Cage Code Manufacturer
123545C4-6 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
4080-70016C4-6 14170 HUGHES MISSILE SYSTEMS CO SAN DIEGO
4080-70016C4-6 15090 RAYTHEON COMPANY DBA RAYTHEON
AIC3339C4-6 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
M963C4-6 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
M963C4-6 97928 HUCK INTL INC
SC1797C4-6 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
SC1797C4-6 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5305-01-376-5288

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.403 INCHES NOMINAL
FASTENER LENGTH 0.778 INCHES NOMINAL
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.4640 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.1562 INCHES MINIMUM AND 0.1587 INCHES MAXIMUM
GRIP LENGTH 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
GRIP DIAMETER 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
III END ITEM IDENTIFICATION AGM129A
MANUFACTURERS CODE 14170
MFR SOURCE CONTROLLING REFERENCE 4080-70016C4-6

Restrictions/Controls & Freight Information | NSN 5305-01-376-5288

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code SX Oklahoma City Air Logistics Center
Tinker AFB, OK 73145-3043
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable