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National Stock Number:
5305-01-131-9832
Federal Supply Class:
5305
National Item Identification Number:
011319832
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:
| AIC551C-3-338 | 06725 | SPS TECHNOLOGIES, LLC | | BM19069-3-338 | 17446 | HUCK INTERNATIONAL, INC | | HP6551C3-338 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | GS551C3-338 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | PBF1285-3-338 | 27624 | SPS TECHNOLOGIES LLC | | BM19069-3-338 | 97928 | HUCK INTL INC | | PIL551C3-338 | 1GP79 | PILGRIM SCREW CORP | | PIL551C3-338 | 47253 | PILGRIM SCREW CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.284 INCHES MINIMUM AND | | 0.344 INCHES MAXIMUM | | FASTENER LENGTH | 0.579 INCHES MINIMUM AND | | 0.609 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4037 OR | | STEEL COMP 8740 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND | | 37.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.276 INCHES NOMINAL | | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | INTERNAL DRIVE STYLE | SLOT | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.193 INCHES MINIMUM AND | | 0.194 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.225 INCHES MINIMUM AND | | 0.255 INCHES MAXIMUM FIRST SHOULDER |
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