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National Stock Number:
5306-01-076-7201
Federal Supply Class:
5306
National Item Identification Number:
010767201
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:
| 3010-0670 | 13850 | TECHNIPOWER LLC | | 3010-0670 | 24655 | GENRAD INC |
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Techincal Specification:
| CONCENTRIC HOLE DIAMETER | 0.062 INCHES NOMINAL | | FASTENER LENGTH | 0.812 INCHES NOMINAL | | HEAD HEIGHT | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | INTERNAL THREAD CLASS | 2B COUNTERBORE | | INTERNAL THREAD DIRECTION | RIGHT-HAND COUNTERBORE | | INTERNAL THREAD LENGTH | 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM COUNTERBORE | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | NOMINAL THREAD SIZE | 0.190 INCHES COUNTERBORE | | WIDTH BETWEEN FLATS | 0.375 INCHES NOMINAL | | STYLE DESIGNATOR | COUNTERBORE THREADED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ESFC-7 FSCM 24655 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CHROMATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.304 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF | | THREAD SERIES | UNF COUNTERBORE | | THREADS PER INCH | 32 COUNTERBORE |
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