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National Stock Number:
5305-00-491-1377
Federal Supply Class:
5305
National Item Identification Number:
004911377
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 7056972-00 | 90536 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| FASTENER LENGTH | 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM | | HEAD DIAMETER | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM | | HEAD HEIGHT | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM | | HEAD STYLE | PAN NO. 2 | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | SHOULDER DIAMETER | 0.105 INCHES MINIMUM AND 0.107 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER DIAMETER | 0.135 INCHES MINIMUM AND 0.141 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.418 INCHES MINIMUM AND 0.428 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.029 INCHES MINIMUM AND 0.032 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SPECIAL FEATURES | THIRD SHOULDER 0.135 IN. MIN BY 0.141 IN. MAX DIA,0.028 IN,MIN BY 0.038 IN. MAX LG | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD LENGTH | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC |
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