Part Details | EXTERNALLY RELIEVED BODY SCREW
5305-01-339-1403 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: A3005127, W947A3005127, A3005127, A3005127, A3005127, 5305-01-339-1403, 01-339-1403, 5305013391403, 013391403
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 17, 1991 | 01-339-1403 | 01852 ( SCREW, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON EXTENDED WASHER
CROSS RECESS TYPE II
Cross Reference | NSN 5305-01-339-1403
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| A3005127 | 62206 | B & B SPECIALTIES, INC |
| W947A3005127 | 62206 | B & B SPECIALTIES, INC |
| A3005127 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T |
| A3005127 | 58794 | FASTENER TECHNOLOGY CORP. |
| A3005127 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
Technical Data | NSN 5305-01-339-1403
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.184 INCHES NOMINAL |
| FASTENER LENGTH | 0.455 INCHES MINIMUM AND 0.465 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| HEAD HEIGHT | 0.078 INCHES MINIMUM AND 0.083 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.213 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.016 INCHES MINIMUM AND 0.020 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 1 CROSS RECESS TYPE II |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| FIRST DIAMETER FROM HEAD | 0.090 INCHES MINIMUM AND 0.094 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.271 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |