National Item Identification Number
01-256-6812
012566812
5305-01-256-6812
5305012566812
National Stock Number
Item Name
SCREW,CAP,SOCKET HEAD
Federal Supply Class
5305
Referenced on: http://constructiontractors.tpub.com//TM-5-2420-222-34P/css/TM-5-2420-222-34P_547.htm
Referenced on: http://constructiontractors.tpub.com//TM-5-2420-222-34P/css/TM-5-2420-222-34P_588.htm
Referenced on: http://constructiontractors.tpub.com//TM-5-2420-222-34P/css/TM-5-2420-222-34P_633.htmDescription
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)
75160
NSN (National Stock Number) 5305-01-256-6812, 5305012566812 NIIN (National Identification Number) 01-256-6812, 012566812
Part Numbers (Reference Numbers)
T11887
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNEF
0.250 INCHES
32
3A
RIGHT-HAND
0.290 INCHES MINIMUM
0.480 INCHES MINIM