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National Stock Number:
5306-01-231-2669
Federal Supply Class:
5306
National Item Identification Number:
012312669
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:
| 122-52669-1 | 04614 | TEXTRON SYSTEMS CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.135 INCHES NOMINAL | | FASTENER LENGTH | 0.750 INCHES NOMINAL | | MATERIAL | STEEL COMP 303 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | COUNTERBORE THREADED | | CONCENTRIC HOLE DEPTH | 0.500 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.3125 INCHES NOMINAL | | THREAD SERIES | UNC COUNTERBORE | | NOMINAL THREAD SIZE | 0.3125 INCHES COUNTERBORE | | THREADS PER INCH | 18 COUNTERBORE | | INTERNAL THREAD CLASS | 3B COUNTERBORE | | HEAD STYLE | ROUND W/WRENCH FLATS | | HEAD DIAMETER | 0.800 INCHES NOMINAL | | HEAD HEIGHT | 1.000 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL |
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