National Item Identification Number
01-157-8410
National Stock Number
Item Name
STUD,RECESSED AND STEPPED
Federal Supply Class
5307
Description
A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. The unthreaded section must have more than one diameter, none of which may be larger than the maximum major diameter of the larger thread. It may be thread relieved. Excludes items with tapered threads.
Commercial and Government Entity Code (Supplier Data)
K0378
Reference Numbers (Part Numbers)
B496313
Required Categories
OVERALL LENGTH
THREAD SERIES DESIGNATOR
NOMINAL THREAD SIZE
THREAD CLASS
THR
Required Description
3.350 INCHES NOMINAL
UNJF NUT THREAD
UNJF STUD THREAD
0.250 INCHES NUT THREAD