Product Details | SOCKET HEAD CAP SCREW

5305-01-278-2587 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: FFS86, FF-S-86, 3803094C6P15A, 38030-94C-6P15A, 5305-01-278-2587, 01-278-2587, 5305012782587, 012782587

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 03 MAY 1988 01-278-2587

Drawings & Photos | NSN 5305-01-278-2587


Demand History | NSN 5305-01-278-2587

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 5305-01-278-2587

Part Number Cage Code Manufacturer
38030-94C-6P15A 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
FF-S-86 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5305-01-278-2587

Characteristic Specifications
THREAD SERIES DESIGNATOR UNRC
NOMINAL THREAD DIAMETER 0.112 INCHES
THREAD QUANTITY PER INCH 40
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
FASTENER LENGTH 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
MATERIAL STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A493 UNS S30200,S30400,S30500,S31600,S3840 0 ASSN STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT TIN OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OR MIL-T-10727,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE B30 BUTTON
HEAD DIAMETER 0.201 INCHES MINIMUM AND 0.213 INCHES MAXIMUM
HEAD HEIGHT 0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.062 INCHES NOMINAL
SPECIFICATION/STANDARD DATA 81348-FF-S-86 GOVERNMENT SPECIFICATION
NONDEFINITIVE SPEC/STD DATA 8 TYPE
DEPARTURE FROM CITED DESIGNATOR AS MODIFIED BY TIN SURF. TREAT. 0.0002 IN. THK
III SUPPLEMENTARY FEATURES ELECT. APPL
III END ITEM IDENTIFICATION TORNADO ACFT
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FF-S-86
MANUFACTURERS CODE 56878
DESIGN CONTROL REFERENCE 38030-94C-6P15A

Restrictions/Controls & Freight Information | NSN 5305-01-278-2587

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:UPrecious metal type is unknown
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