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National Stock Number:
5305-01-283-1122
Federal Supply Class:
5305
National Item Identification Number:
012831122
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:
| 03060 | 14153 | DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA | | 1809-1289 ITEM 4 | 09176 | PARKER-HANNIFIN CORPORATION | | B4430 | 09176 | PARKER-HANNIFIN CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 1.720 INCHES MINIMUM AND 1.730 INCHES MAXIMUM | | HARDNESS RATING | 31.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.920 INCHES MINIMUM AND 0.938 INCHES MAXIMUM | | HEAD HEIGHT | 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM | | HEAD STYLE | FLAT FILLISTER | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PELLET THREADS | | MATERIAL | PLASTIC POLYAMIDE NYLON LOCKING FEATURE | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | WIDTH ACROSS FLATS | 0.505 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.720 INCHES MINIMUM AND 1.730 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | | THREAD QUANTITY PER INCH | 18 |
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