Part Details | MACHINE SCREW
5305-00-856-5502 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
Alternate Parts: 239376, 239376, 5305-00-856-5502, 00-856-5502, 5305008565502, 008565502
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1962 | 00-856-5502 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-856-5502
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 239376 | 06853 | BENDIX COMMERCIAL VEHICLE SYSTEMSLLC |
| 239376 | 03533 | CRANE CARRIER COMPANY |
Technical Data | NSN 5305-00-856-5502
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.389 INCHES MINIMUM |
| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| SCREW MATERIAL | STEEL |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | CADMIUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BW-101B-P FSCM 04692 MFR REF SINGLE TREATMENT RESPONSE |
| HEAD STYLE | 8 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.557 INCHES MINIMUM AND 0.590 INCHES MAXIMUM |
| HEAD HEIGHT | 0.198 INCHES MINIMUM AND 0.216 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| SPECIAL FEATURES | DRILLED HOLE 0.109 IN. DIA BY 0.500 IN. LG ALONG LONGITUDINAL AXIS IN THD END |