Product Details | CLOSE TOLERANCE SCREW

5305-01-284-7158 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: AIC985522, AIC985-5-22, AIC985522P, AIC985-5-22P, C7985522, C7985-5-22, H185522, H185-5-22, PBF1166522, PBF1166-5-22, PBF1627522, PBF1627-5-22, VT1694F522, VT1694F-5-22, 1215585A22P, 121558-5-A22P, 5305-01-284-7158, 01-284-7158, 5305012847158, 012847158

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 30 AUG 1988 01-284-7158

Drawings & Photos | NSN 5305-01-284-7158


Cross Reference | NSN 5305-01-284-7158

Part Number Cage Code Manufacturer
121558-5-A22P 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
AIC985-5-22 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
AIC985-5-22P 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
C7985-5-22 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
C7985-5-22 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
C7985-5-22 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
H185-5-22 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
H185-5-22 97928 HUCK INTL INC
PBF1166-5-22 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
PBF1627-5-22 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
VT1694F-5-22 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5305-01-284-7158

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.312 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.501 INCHES NOMINAL
FASTENER LENGTH 1.876 INCHES NOMINAL
MATERIAL STEEL COMP H11 OVERALL
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.429 INCHES MINIMUM AND 0.479 INCHES MAXIMUM
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D8 TORQUE SET
GRIP LENGTH 1.375 INCHES NOMINAL
GRIP DIAMETER 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5305-01-284-7158

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 SU Ogden Air Logistics Center
Hill AFB, UT 84056-5609
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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