National Item Identification Number
01-386-7837
013867837
5305-01-386-7837
5305013867837
National Stock Number
Item Name
SCREW,CAP,SOCKET HEAD
Federal Supply Class
5305
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)
56878
56878
04241
Reference Numbers (Part Numbers)
SPS-B-271
20097-7C-54
298E621P25
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNRC
0.438 INCHES
14
3A
RIGHT-HAND
1.250 INCHES MINIMUM AND
1.607 INCHES M