Product Details | SOCKET HEAD CAP SCREW

5305-01-236-1656 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: MS16997236, MS16997-236, FFS86, FF-S-86, 5305-01-236-1656, 01-236-1656, 5305012361656, 012361656

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 14 JUL 1986 01-236-1656

Drawings & Photos | NSN 5305-01-236-1656


Demand History | NSN 5305-01-236-1656

Part Number Request Date QTY Origin
FFS86 2022-05-143 40 United States
FFS86 2021-12-347 40 US
FFS86 2013-08-229 80 Canada
FFS86 2012-03-74 2 US
FFS86 2011-08-222 50 US
FFS86 2011-08-214 50 US
FFS86 2011-03-61 8 US
FFS86 2011-03-60 5000 US
MS16997236 2010-08-242 1 US

Cross Reference | NSN 5305-01-236-1656

Part Number Cage Code Manufacturer
FF-S-86 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS16997-236 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS16997-236 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5305-01-236-1656

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 1.000 INCHES
THREAD QUANTITY PER INCH 8
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 2.360 INCHES MINIMUM AND 3.125 INCHES MAXIMUM
FASTENER LENGTH 4.360 INCHES MINIMUM AND 4.500 INCHES MAXIMUM
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 170000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 150000 POUNDS PER SQUARE INCH
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 1.479 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
HEAD HEIGHT 0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.750 INCHES MINIMUM AND 0.757 INCHES MAXIMUM
SURFACE FINISH 63.0 MICROINCHES BEARING SURFACE OF HEAD 63.0 MICROINCHES GRIP 32.0 MICROINCHES THREADS
NONDEFINITIVE SPEC/STD DATA 6 TYPE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FF-S-86

Restrictions/Controls & Freight Information | NSN 5305-01-236-1656

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 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 KH Defense Industrial Supply Center
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 5305-01-236-1656

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative