National Item Identification Number
00-257-4273
002574273
5305-00-257-4273
5305002574273
National Stock Number
Item Name
SETSCREW
Federal Supply Class
5305
Description
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
A0G64-75-4701-576-270PC22
FFS103TYPE2STYLE3
PG4A138PC22
PG5-147PC7
PG5-148PC
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.250 INCHES
20
3A
RIGHT-HAND
0.250 INCHES MAXIMUM
0.219 INCHES MINIMU