Product Details | MACHINE BOLT

5306-00-660-1946 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

Part Alternates: FFS85, 5306-00-660-1946, 00-660-1946, 5306006601946, 006601946

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-660-1946

Drawings & Photos | NSN 5306-00-660-1946


Demand History | NSN 5306-00-660-1946

Part Number Request Date QTY Origin
FFS85 2013-01-11 473 US
FFS85 2011-10-280 95 United States
FFS85 2011-09-265 14 US
FFS85 2010-03-84 100 US
FFS85 2010-02-43 10 United States
FFS85 2009-09-272 50 US

Cross Reference | NSN 5306-00-660-1946

Part Number Cage Code Manufacturer
FFS85 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5306-00-660-1946

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.312 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.875 INCHES MINIMUM
FASTENER LENGTH 2.000 INCHES NOMINAL
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 100.0 ROCKWELL B MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 69000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
GRIP LENGTH 1.125 INCHES NOMINAL
FEATURES PROVIDED UNFINISHED HEAD
NONDEFINITIVE SPEC/STD DATA 2 TYPE AND 10P STYLE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFS85

Restrictions/Controls & Freight Information | NSN 5306-00-660-1946

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