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National Stock Number:
5305-00-807-6429
Federal Supply Class:
5305
National Item Identification Number:
008076429
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:
| 11240418-6 | 17773 | BALLISTIC MISSILE DEFENSE SYSTEMS COMMAND | | 411200-3 | 00141 | ROLLER BEARING CO OF AMERICA, INC | | 411200-3 | 1YGB8 | CAREY MANUFACTURING CO, INC | | 411200-3 | 96214 | RAYTHEON COMPANY | | 43D17 | 29964 | ALLIED DEVICES CORP DBA ABSOLUTE PRECISION CO | | 5428324 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 7458-SS-0832 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV | | 7458-SS-0832 | 1YGB8 | CAREY MANUFACTURING CO, INC | | 7458-SS-0832-7 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV | | 7458-SS-0832-7 | 1YGB8 | CAREY MANUFACTURING CO, INC | | GS550A08-4 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | SCS-312-14 | 04729 | UNICORP. |
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Techincal Specification:
| FASTENER LENGTH | 0.438 INCHES MINIMUM AND 0.439 INCHES MAXIMUM | | HARDNESS RATING | 75.0 ROCKWELL B MINIMUM AND 83.0 ROCKWELL B MAXIMUM OVERALL | | HEAD DIAMETER | 0.312 INCHES NOMINAL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL COMP 303 OR STEEL COMP 303SE OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SHOULDER LENGTH | 0.230 INCHES MINIMUM AND 0.244 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.188 INCHES NOMINAL FIRST SHOULDER | | SPECIAL FEATURES | TOP OF HEAD CHAMFERED1/32 IN. BY 45 DEGREE,UNDERCUT 0.006 IN. MIN 0.021 IN. MAX W BY 0.005 IN. DEEP BETWEEN SHOULDER AND BEARING SURFACE OF HEAD,UNDERCUT 0.030 IN. MIN 0.035 IN. MAX W BETWEEN SHOULDER AND THREAD | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD LENGTH | 0.152 INCHES MINIMUM AND 0.157 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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