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National Stock Number:
5305-00-285-5202
Federal Supply Class:
5305
National Item Identification Number:
002855202
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 451987 | 31007 | NAVISTAR INTL CORP | | 451987 | 89346 | NAVISTAR INTL CORP TRUCK BR OHIO PLANT | | V2B | 33781 | TUTHILL CORPORATION DBA TUTHILL VAC & BLOWER SYSTEMS DIV TUTHILL VACUUM SYSTEMS | | V2B | 43491 | GENERAL SIGNAL CORP | | FFS86TYPE1STYLE11 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | 451987 | 92679 | NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ |
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Techincal Specification:
| FASTENER LENGTH | 0.875 INCHES NOMINAL | | HEAD DIAMETER | 0.429 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | | HEAD HEIGHT | 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-624 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-624 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-624 FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-624 FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-624 FED SPEC 6TH MATERIAL RESPONSE OR QQ-S-624 FED SPEC 7TH MATERIAL RESPONSE OR QQ-S-624 FED SPEC 8TH MATERIAL RESPONSE OR QQ-S-624 FS9440 FED SPEC 9TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 2340 OR STEEL COMP 3135 OR STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 11 STYLE | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.875 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 18 | | WIDTH ACROSS FLATS | 0.218 INCHES MINIMUM AND 0.220 INCHES MAXIMUM |
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