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)
53OCT 25, 196800-121-944106676 ( BOLT, INTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

COUNTERBORE UNTHREADED

Cross Reference | NSN 5306-00-121-9441
Part Number Cage Code Manufacturer
12L10031-1581755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 5306-00-121-9441
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER1.000 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.849 INCHES NOMINAL
FASTENER LENGTH5.476 INCHES NOMINAL
STYLE DESIGNATOR COUNTERBORE UNTHREADED
SHOULDER DIAMETER1.247 INCHES NOMINAL
SHOULDER LENGTH4.065 INCHES NOMINAL
COUNTERBORE DIAMETER0.854 INCHES NOMINAL
COUNTERBORE DEPTH1.060 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.634 INCHES NOMINAL
HEAD HEIGHT0.656 INCHES NOMINAL
WIDTH BETWEEN FLATS1.430 INCHES NOMINAL
EXTENDED WASHER DIAMETER1.875 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.094 INCHES NOMINAL