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National Stock Number:
5306-01-238-8875
Federal Supply Class:
5306
National Item Identification Number:
012388875
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:
| B2069S PIECE 4 | 75954 | KUNKLE INDUSTRIES INC LONERGAN VALVE DIV | | NMP104 PIECE 4 | 75954 | KUNKLE INDUSTRIES INC LONERGAN VALVE DIV | | S27-4643344 ITEM 15 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S4824H3129325 PIECE 4 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CONCENTRIC HOLE DIAMETER | 0.250 INCHES NOMINAL | | FASTENER LENGTH | 1.750 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | UNDERCUT HEXAGON | | INTERNAL THREAD DIRECTION | RIGHT-HAND CONCENTRIC HOLE | | INTERNAL THREAD LENGTH | 0.375 INCHES NOMINAL CONCENTRIC HOLE | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 400 OVERALL | | NOMINAL THREAD DIAMETER | 0.531 INCHES | | NOMINAL THREAD SIZE | 0.250 INCHES CONCENTRIC HOLE | | SPECIAL FEATURES | COUNTERBORE ON HEAD,0.094 IN. DEEP,0.422 IN. DIA | | STYLE DESIGNATOR | COUNTERBORE THREADED | | WIDTH BETWEEN FLATS | 0.562 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.375 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNS | | THREAD SERIES | UNC CONCENTRIC HOLE | | THREAD QUANTITY PER INCH | 18 | | THREADS PER INCH | 20 CONCENTRIC HOLE |
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