NSN 5306-00-121-9441
Part Details | INTERNALLY RELIEVED BODY BOLT
5306-00-121-9441 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.
Alternate Parts: 12L1003115, 12L10031-15, 5306-00-121-9441, 00-121-9441, 5306001219441, 001219441
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | OCT 25, 1968 | 00-121-9441 | 06676 ( BOLT, INTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
COUNTERBORE UNTHREADED

Cross Reference | NSN 5306-00-121-9441
Part Number | Cage Code | Manufacturer |
---|---|---|
12L10031-15 | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 5306-00-121-9441
Characteristic | Specifications |
---|---|
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 1.000 INCHES |
THREAD QUANTITY PER INCH | 12 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.849 INCHES NOMINAL |
FASTENER LENGTH | 5.476 INCHES NOMINAL |
STYLE DESIGNATOR | COUNTERBORE UNTHREADED |
SHOULDER DIAMETER | 1.247 INCHES NOMINAL |
SHOULDER LENGTH | 4.065 INCHES NOMINAL |
COUNTERBORE DIAMETER | 0.854 INCHES NOMINAL |
COUNTERBORE DEPTH | 1.060 INCHES NOMINAL |
CONCENTRIC HOLE DIAMETER | 0.634 INCHES NOMINAL |
HEAD HEIGHT | 0.656 INCHES NOMINAL |
WIDTH BETWEEN FLATS | 1.430 INCHES NOMINAL |
EXTENDED WASHER DIAMETER | 1.875 INCHES NOMINAL |
EXTENDED WASHER THICKNESS | 0.094 INCHES NOMINAL |