Product Details | SOCKET HEAD CAP SCREW

5305-01-284-9678 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: MS90727281L, MS90727-281L, M18240 1.250-12UNF-2A 5.000LG, M18240125012UNF2A5000LG, B1821BH125F500L, FF-S-85C TYPE II STYLE 10P, FFS85CTYPEIISTYLE10P, MILF18240C0NFBHEXHEAD, MILF18240CONFBHEXHEAD, 5305-01-284-9678, 01-284-9678, 5305012849678, 012849678

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 03 SEP 1988 01-284-9678

Drawings & Photos | NSN 5305-01-284-9678


Demand History | NSN 5305-01-284-9678

Part Number Request Date QTY Origin
MIL-F-18240 2009-07-202 40 US

Cross Reference | NSN 5305-01-284-9678

Part Number Cage Code Manufacturer
B1821BH125F500L 05047 AMERICAN SOCIETY OF MECHANICAL ENGINEERS
FF-S-85C TYPE II STYLE 10P 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
M18240 1.250-12UNF-2A 5.000LG 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-F-18240,C0N F-B HEX HEAD D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
MIL-F-18240,CONF-B HEX HEAD 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MS90727-281L 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5305-01-284-9678

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 1.250 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 2.750 INCHES MINIMUM AND 2.938 INCHES MAXIMUM
FASTENER LENGTH 4.812 INCHES MINIMUM AND 5.000 INCHES MAXIMUM
MATERIAL PLASTIC POLYAMIDE LOCKING FEATURE STEEL FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION SAE J429 GR 8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT CADMIUM AND CHROMATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
HARDNESS RATING 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM FASTENER
MINIMUM TENSILE STRENGTH 150000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.749 INCHES MINIMUM AND 0.813 INCHES MAXIMUM
WIDTH BETWEEN FLATS 1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
INTERNAL DRIVE STYLE D21 WITHOUT INTERNAL DRIVE
LOCKING FEATURE PATCH OR STRIP THREADS
NONDEFINITIVE SPEC/STD DATA 2 TYPE AND 10P STYLE AND 8 GRADE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FF-S-85C TYPE II STYLE 10P

Restrictions/Controls & Freight Information | NSN 5305-01-284-9678

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 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 5305-01-284-9678

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