Part Details | MACHINE SCREW
5305-01-039-7557 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: 28B880855, 28B8808-55, P28B880855, P28B8808-55, 5305-01-039-7557, 01-039-7557, 5305010397557, 010397557
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | APR 08, 1997 | 01-039-7557 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
CROSS RECESS TYPE II
Cross Reference | NSN 5305-01-039-7557
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 28B8808-55 | 58417 | SUNDSTRAND CORP |
| P28B8808-55 | 58417 | SUNDSTRAND CORP |
Technical Data | NSN 5305-01-039-7557
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.500 INCHES NOMINAL |
| FASTENER LENGTH | 1.500 INCHES NOMINAL |
| SCREW MATERIAL | STEEL |
| SCREW SURFACE TREATMENT | CADMIUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 4 CROSS RECESS TYPE II |
| SPECIAL FEATURES | ITEM IS NOT HEAT TREATED, DRILLED OR SLOTTED; SCREW IS TRIMMED |