Product Details | INTERNAL WRENCHING BOLT

5306-01-255-3063 An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.

Part Alternates: NAS147DH22, NAS147DH-22, 5306-01-255-3063, 01-255-3063, 5306012553063, 012553063

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 18 MAY 1987 01-255-3063

Drawings & Photos | NSN 5306-01-255-3063


Cross Reference | NSN 5306-01-255-3063

Part Number Cage Code Manufacturer
NAS147DH-22 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5306-01-255-3063

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.687 INCHES NOMINAL
FASTENER LENGTH 1.375 INCHES NOMINAL
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HEAD STYLE C28 BEVEL-CONICAL
HEAD DIAMETER 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT 0.407 INCHES NOMINAL
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.377 INCHES NOMINAL
HOLE CONFIGURATION STYLE E11 ROUND INTERNAL HEXAGON
HOLE TYPE DRILLED
HOLE QUANTITY 6
HOLE DIAMETER 0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5306-01-255-3063

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