National Item Identification Number

01-263-8103
012638103
5306-01-263-8103
5306012638103

National Stock Number

Item Name

BOLT,INTERNAL WRENCHING

Federal Supply Class

5306

Description

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.

Commercial and Government Entity Code (Supplier Data)

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Reference Numbers (Part Numbers)

MS20007H-15

Required Categories

THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR

Required Description

UNF
0.438 INCHES
20
3A
RIGHT-HAND
0.698 INCHES MINIMUM AND
0.738 INCHES MA