Product Details | SOCKET HEAD CAP SCREW

5305-01-318-4693 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Part Alternates: 3176209C099, 3176209-C-099, 5305-01-318-4693, 01-318-4693, 5305013184693, 013184693

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 19 APR 1990 01-318-4693

Drawings & Photos | NSN 5305-01-318-4693


Cross Reference | NSN 5305-01-318-4693

Part Number Cage Code Manufacturer
3176209-C-099 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
3176209-C-099 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 5305-01-318-4693

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.312 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.151 INCHES MINIMUM AND 1.302 INCHES MAXIMUM
FASTENER LENGTH 1.460 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
MATERIAL PLASTIC POLYAMIDE LOCKING FEATURE STEEL FASTENER
SURFACE TREATMENT ZINC AND CHROMATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION ASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE FASTENER
HARDNESS RATING 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER
MINIMUM TENSILE STRENGTH 180000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 155000 POUNDS PER SQUARE INCH
HEAD STYLE C50 FLAT COUNTERSUNK
HEAD DIAMETER 0.600 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
COUNTERSINK ANGLE 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.188 INCHES NOMINAL
LOCKING FEATURE PATCH THREADS

Restrictions/Controls & Freight Information | NSN 5305-01-318-4693

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.
Category Code Description
NMF Description 156600 PLASTIC/RUBBER ARTICLE VIZ:
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 772 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 5305-01-318-4693

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each