Product Details | CLOSE TOLERANCE SCREW

5305-01-081-3105 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: H148890, H148-8-90, HR204890, HR204-8-90, HT8171890, HT8171-8-90, SC1779890, SC1779-8-90, PBF1202890, PBF1202-8-90, GB510BC890, GB510BC8-90, GB510CE890, GB510CE8-90, 106706H8A90, 106706H-8-A90, 106706T890, 106706T-8-90, 5305-01-081-3105, 01-081-3105, 5305010813105, 010813105

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 11 AUG 1979 01-081-3105

Drawings & Photos | NSN 5305-01-081-3105


Cross Reference | NSN 5305-01-081-3105

Part Number Cage Code Manufacturer
106706H-8-A90 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
106706H-8-A90 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
106706T-8-90 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
GB510BC8-90 26512 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
GB510CE8-90 26512 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE
GB510CE8-90 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
H148-8-90 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
H148-8-90 97928 HUCK INTL INC
HR204-8-90 73197 HI-SHEAR CORPORATION
HR204-8-90 L4528 LISI AEROSPACE CANADA CORP
HT8171-8-90 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
PBF1202-8-90 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
SC1779-8-90 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS

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Technical Data | NSN 5305-01-081-3105

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.500 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.735 INCHES MINIMUM AND 0.802 INCHES MAXIMUM
FASTENER LENGTH 6.370 INCHES MINIMUM AND 6.417 INCHES MAXIMUM
MATERIAL STEEL COMP H11 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OR CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION NAS 672 ASSN STD 1ST TREATMENT RESPONSE OR MIL-C-8837 TY 2 CL 2 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
HARDNESS RATING 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 220000 POUNDS PER SQUARE INCH
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.950 INCHES MINIMUM AND 1.017 INCHES MAXIMUM
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D9 HIGH-TORQUE
GRIP LENGTH 5.615 INCHES MINIMUM AND 5.635 INCHES MAXIMUM
GRIP DIAMETER 0.4982 INCHES MINIMUM AND 0.4991 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES GRIP

Restrictions/Controls & Freight Information | NSN 5305-01-081-3105

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:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
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 KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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

Management | NSN 5305-01-081-3105

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each