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National Stock Number:
5306-01-286-5434
Federal Supply Class:
5306
National Item Identification Number:
012865434
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:
| 647-3270-001 | 13499 | ROCKWELL COLLINS, INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.381 INCHES NOMINAL | | HEAD HEIGHT | 0.190 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | INTERNAL THREAD CLASS | 2B CONCENTRIC HOLE | | INTERNAL THREAD DIRECTION | RIGHT-HAND CONCENTRIC HOLE | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 360 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | NOMINAL THREAD SIZE | 0.138 INCHES CONCENTRIC HOLE | | SPECIAL FEATURES | INTERNAL THREADS ON THREADED END 0.086 NOM. IN. THREAD DIA. WITH 56UNC THREADS PER INCH; 0.250 MIN. IN. DEEP; CHEMICAL FILM FINISH PER 580-0034-000,CAGEC 13499 | | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL | | STYLE DESIGNATOR | CONCENTRIC HOLE THREADED | | THREAD CLASS | 2A | | THREAD LENGTH | 0.320 INCHES MINIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNF | | THREAD SERIES | UNC CONCENTRIC HOLE | | THREAD QUANTITY PER INCH | 28 | | THREADS PER INCH | 32 CONCENTRIC HOLE |
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