National Item Identification Number

00-138-9866

National Stock Number

Item Name

SCREW,CAP,SOCKET HEAD

Federal Supply Class

5305

Referenced on: http://www.tpub.com/content/misc_manuals_3/TM-9-2350-311-24P-2/TM-9-2350-311-24P-20380.htm
Referenced on: http://www.tpub.com/content/misc_manuals_3/TM-9-2350-311-24P-2/TM-9-2350-311-24P-20429.htm

Description

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.

Commercial and Government Entity Code (Supplier Data)

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NSN (National Stock Number) 5305-00-138-9866, 5305001389866 NIIN (National Identification Number) 00-138-9866, 001389866

Part Numbers (Reference Numbers)

NAS1351-4LB12P
NAS1351-4LE12P

Required Categories

THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR

Required Description

UNRF
0.250 INCHES
28
3A
RIGHT-HAND
0.649 INCHES MINIMUM AND
0.750 INCHES M