National Item Identification Number
00-256-3685
National Stock Number
Item Name
BOLT,EXTERNALLY RELIEVED BODY
Federal Supply Class
5306
Description
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.
Commercial and Government Entity Code (Supplier Data)
26512
55566
R A F ELECTRONIC HARDWARE INC
95 SILVERMINE RD
SEYMOUR
CT
06483
203-888-2133
04729
UNICORP
291 CLEVELAND ST
ORANGE
NJ
07050
973-674-1700
1YGB8
CAREY MANUFACTURING COMPANY INC
DBA AMATOM ELECTRONIC HARDWARE
5 PASCO HILL RD
CROMWELL
CT
06416
860-828-0847
Reference Numbers (Part Numbers)
GS553L4CC16B
213-SS-20
4149-M07-F09
6149-SS-2520-7
6149-SS-2520-7
6149SS252
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.250 INCHES
20
2A
RIGHT-HAND
0.375 INCHES MINIMUM
1.000 INCHES NOMINA