NSN 5305-00-127-8012
Part Details | EXTERNALLY RELIEVED BODY SCREW
5305-00-127-8012 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 undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
Alternate Parts: G7123180, G7123-180, G7123180, G7123-180, G7123180, G7123-180, 5305-00-127-8012, 00-127-8012, 5305001278012, 001278012
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | DEC 06, 1968 | 00-127-8012 | 01852 ( SCREW, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-127-8012
Part Number | Cage Code | Manufacturer |
---|---|---|
G7123-180 | 0D0D0 | BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION INC. |
G7123-180 | 88818 | KEARFOTT CORPORATIONDBA KEARFOTT |
G7123-180 | 84347 | SINGER CO THE KEARFOTT DIV |
Technical Data | NSN 5305-00-127-8012
Characteristic | Specifications |
---|---|
THREAD SERIES DESIGNATOR | UNC |
NOMINAL THREAD DIAMETER | 0.112 INCHES |
THREAD QUANTITY PER INCH | 40 |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.188 INCHES MINIMUM AND 0.230 INCHES MAXIMUM |
FASTENER LENGTH | 0.343 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
HEAD STYLE | 2 DISHED HEXAGON |
HEAD DIAMETER | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
HEAD HEIGHT | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
FIRST DIAMETER FROM HEAD | 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM |
PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |