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National Stock Number:
5306-01-121-1656
Federal Supply Class:
5306
National Item Identification Number:
011211656
Description:
BOLT,INTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.
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Manufacturer Information:
| 10115763 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 74A410640-2001 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.300 INCHES NOMINAL | | FASTENER LENGTH | 1.750 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-8844,CLASS 3,COND E2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMATE OVERALL | | MINIMUM TENSILE STRENGTH | 280000 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | COUNTERBORE UNTHREADED | | COUNTERBORE DIAMETER | 0.438 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | COUNTERBORE DEPTH | 1.558 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.406 INCHES MINIMUM AND | | 0.413 INCHES MAXIMUM | | HEAD STYLE | DEE | | HEAD DIAMETER | 1.000 INCHES NOMINAL | | HEAD HEIGHT | 0.093 INCHES NOMINAL | | DISTANCE FROM CENTERLINE TO FLAT | 0.435 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | SPECIAL FEATURES | 2 KEYWAYS IN THD END 0.125 IN. MIN TO 0.130 IN. MAX W BY 0.245 IN. LG | | CRITICALITY CODE JUSTIFICATION | AASY | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 76301 | | DESIGN CONTROL REFERENCE | 74A410640-2001 |
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