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National Stock Number:
5305-00-027-0042
Federal Supply Class:
5305
National Item Identification Number:
000270042
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:
| SP-2642-1 | 08484 | BREEZE-EASTERN LLC | | SP2642-1 | 08484 | BREEZE-EASTERN LLC |
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Techincal Specification:
| FASTENER LENGTH | 2.656 INCHES NOMINAL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 29.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.531 INCHES MINIMUM AND 0.594 INCHES MAXIMUM | | HEAD HEIGHT | 0.094 INCHES MINIMUM AND 0.156 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL COMP 4130 OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SHOULDER DIAMETER | 0.423 INCHES MINIMUM AND 0.426 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.468 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 24 |
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