Product Details | SOCKET HEAD CAP SCREW

5305-01-319-9879 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: MS1699595B, MS16995-95B, FFS86, FF-S-86, 5305-01-319-9879, 01-319-9879, 5305013199879, 013199879

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 17 MAY 1990 01-319-9879

Drawings & Photos | NSN 5305-01-319-9879


Demand History | NSN 5305-01-319-9879

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

Cross Reference | NSN 5305-01-319-9879

Part Number Cage Code Manufacturer
FF-S-86 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS16995-95B 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS16995-95B 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5305-01-319-9879

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.500 INCHES
THREAD QUANTITY PER INCH 13
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.066 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
FASTENER LENGTH 1.220 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
MATERIAL STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT OXIDE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-C-13924 CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
COLOR BLACK OVERALL
HARDNESS RATING 80.0 ROCKWELL B MINIMUM OVERALL
MINIMUM TENSILE STRENGTH 80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 30000 POUNDS PER SQUARE INCH
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA 6 TYPE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FF-S-86

Restrictions/Controls & Freight Information | NSN 5305-01-319-9879

Category Code Description
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.
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
No Freight Information