|
|
|
National Stock Number:
5305-00-153-3492
Federal Supply Class:
5305
National Item Identification Number:
001533492
Description:
SCREW,MACHINE
Detail:
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.
|
Manufacturer Information:
| 1522521-1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 2W10796 | 98329 | FORD AEROSPACE CORP | | 6005000021 | D0078 | DIEHL DEFENCE GMBH & CO. KG |
|
Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | HEAD HEIGHT | 0.071 INCHES MINIMUM AND 0.090 INCHES MAXIMUM | | HEAD DIAMETER | 0.275 INCHES MINIMUM AND 0.290 INCHES MAXIMUM | | HEAD STYLE | BINDING | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | COPPER ALLOY 360 | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | CADMIUM | | SPECIAL FEATURES | BEARING SURFACE OF HEAD UNDERCUT 0.199 IN. MIN,0.226 IN. MAX DIA. BY 0.024 IN. MIN,0.032 IN. MAX DEEP | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
|
|