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National Stock Number:
5305-00-633-0830
Federal Supply Class:
5305
National Item Identification Number:
006330830
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:
| 204-001-808-003 | 97499 | BELL TEXTRON INC | | 204-001-808-3 | 04614 | TEXTRON SYSTEMS CORPORATION | | 204-001-808-3 | 80070 | LOCKHEED MARTIN CORPORATION | | 204-001-808-3 | 97499 | BELL TEXTRON INC | | 204-001-808-3 | D0216 | GENERAL ATOMICS AEROTEC SYSTEMS GMBH |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | AATN | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.492 INCHES MINIMUM AND 1.502 INCHES MAXIMUM FIRST HOLE | | FASTENER LENGTH | 3.440 INCHES MINIMUM | | HEAD HEIGHT | 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM | | HEAD DIAMETER | 0.625 INCHES NOMINAL | | HEAD STYLE | ROUND | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626,COND C-4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM FIRST HOLE | | SHOULDER DIAMETER | 0.3738 INCHES MINIMUM AND 0.3742 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 3.033 INCHES MINIMUM AND 3.038 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.402 INCHES MINIMUM AND 0.407 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 28 |
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