Product Details | CLOSE TOLERANCE SCREW

5305-01-492-4577 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: GS1014C44AF, GS1014C4-4AF , TX1027C44AF, TX1027C4-4AF , WC1170C44AF, WC1170C4-4AF , 11825C44AF, 11825C4-4AF , 11845C44AF, 11845C4-4AF , 3M1170C44AF, 3M1170C4-4AF , 5305-01-492-4577, 01-492-4577, 5305014924577, 014924577

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 29 NOV 2001 01-492-4577

Drawings & Photos | NSN 5305-01-492-4577


Demand History | NSN 5305-01-492-4577

Part Number Request Date QTY Origin
11825C4-4AF 2025-09-259 164 DIBBS
11845C4-4AF 2025-09-259 164 DIBBS
3M1170C4-4AF 2025-09-259 164 DIBBS
GS1014C4-4AF 2025-09-259 164 DIBBS
TX1027C4-4AF 2025-09-259 164 DIBBS
WC1170C4-4AF 2025-09-259 164 DIBBS
11825C4-4AF 2021-08-222 165 DIBBS
11845C4-4AF 2021-08-222 165 DIBBS
3M1170C4-4AF 2021-08-222 165 DIBBS
GS1014C4-4AF 2021-08-222 165 DIBBS
TX1027C4-4AF 2021-08-222 165 DIBBS
WC1170C4-4AF 2021-08-222 165 DIBBS
11825C4-4AF 2021-04-96 123 DIBBS
11845C4-4AF 2021-04-96 123 DIBBS
3M1170C4-4AF 2021-04-96 123 DIBBS
GS1014C4-4AF 2021-04-96 123 DIBBS
TX1027C4-4AF 2021-04-96 123 DIBBS
WC1170C4-4AF 2021-04-96 123 DIBBS
11825C4-4AF 2021-01-14 49 DIBBS
11845C4-4AF 2021-01-14 49 DIBBS
3M1170C4-4AF 2021-01-14 49 DIBBS
GS1014C4-4AF 2021-01-14 49 DIBBS
TX1027C4-4AF 2021-01-14 49 DIBBS
WC1170C4-4AF 2021-01-14 49 DIBBS
5305-01-492-4577 2018-07-190 72 DIBBS
5305-01-492-4577 2018-06-179 72 DIBBS
5305-01-492-4577 2018-04-100 80 DIBBS
5305-01-492-4577 2018-04-92 80 DIBBS
5305-01-492-4577 2016-09-250 45 DIBBS
5305-01-492-4577 2016-08-236 45 DIBBS

Cross Reference | NSN 5305-01-492-4577

Part Number Cage Code Manufacturer
11825C4-4AF 59563 REID PRODUCTS INC. DBA REID PRODUCTS
11845C4-4AF 59563 REID PRODUCTS INC. DBA REID PRODUCTS
3M1170C4-4AF 06710 VALLEY-TODECO, INC.
3M1170C4-4AF 0K6Z0 SATURN FASTENERS INC DIV ACUMENT
3M1170C4-4AF 0ZC92 HEARTLAND PRECISION FASTENERS, INC.
3M1170C4-4AF 1VSL7 HOUSTON PRECISION FASTENER L.L.C.
3M1170C4-4AF 58998 EMHART TEKNOLOGIES LLC DBA FASTENER INNOVATION TECHNOLOGY
3M1170C4-4AF 76301 BOEING COMPANY, THE DBA BOEING
GS1014C4-4AF 1EM77 B & B SPECIALTIES INC. DBA G S AEROSPACE DIVISION DIV GS
TX1027C4-4AF 06725 SPS TECHNOLOGIES LLC DBA AIR INDUSTRIES
TX1027C4-4AF 06950 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
TX1027C4-4AF 0PTK6 SPS TECHNOLOGIES INC
TX1027C4-4AF 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
TX1027C4-4AF 27624 SPS TECHNOLOGIES, LLC DBA PB FASTENERS
TX1027C4-4AF 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
TX1027C4-4AF 73197 HI-SHEAR CORPORATION
TX1027C4-4AF 80539 SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP
TX1027C4-4AF 92215 ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
TX1027C4-4AF C4293 ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH
TX1027C4-4AF L4528 LISI AEROSPACE CANADA CORP
WC1170C4-4AF 60516 WEST COAST AEROSPACE INC

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Technical Data | NSN 5305-01-492-4577

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 0.425 INCHES NOMINAL
FASTENER LENGTH 0.675 INCHES NOMINAL
MATERIAL NICKEL ALLOY 718 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MDA23M118,CAGE76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.358 INCHES MINIMUM AND 0.365 INCHES MAXIMUM
HEAD HEIGHT 0.060 INCHES NOMINAL
COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE D18 CROSS RECESS TYPE 1A
GRIP LENGTH 1.437 INCHES NOMINAL
GRIP DIAMETER 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5305-01-492-4577

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 096640 SCREWS, IRON OR STEEL
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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 5305-01-492-4577

Category Code Description
Cognizance Codes1RAeronautical, photographic, and meteorological material (consumable or expense type material)
Naval Inventory Control Point, Philadelphia
Special Material IDQEFIGHTERAIRCRAFT-FIRST(F18 E/F)
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityMMedium Demand Velocity Items (consumables)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each