|
|
|
National Stock Number:
5305-00-140-7239
Federal Supply Class:
5305
National Item Identification Number:
001407239
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:
| 9157788-101 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
|
Techincal Specification:
| FASTENER LENGTH | 2.719 INCHES MINIMUM AND 2.750 INCHES MAXIMUM | | HEAD DIAMETER | 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM | | HEAD HEIGHT | 0.130 INCHES MINIMUM AND 0.144 INCHES MAXIMUM | | HEAD STYLE | PAN NO. 2 | | INTERNAL DRIVE STYLE | SLOT | | MINIMUM TENSILE STRENGTH | 90000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-764 FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-764 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-763 FED SPEC 6TH MATERIAL RESPONSE OR QQ-S-763 FED SPEC 7TH MATERIAL RESPONSE OR QQ-S-763 FED SPEC 8TH MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP 304L OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 305 OR STEEL COMP 302 OR STEEL COMP 316L | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | PASSIVATE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.750 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 20 |
|
|