NSN 5306-00-008-8971

Part Details | INTERNALLY RELIEVED BODY BOLT

5306-00-008-8971 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: A51M4253711, A51M42537-11, A51M4253711, A51M42537-11, 5306-00-008-8971, 00-008-8971, 5306000088971, 000088971

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 28, 197200-008-897106676 ( BOLT, INTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

COUNTERBORE UNTHREADED

Cross Reference | NSN 5306-00-008-8971
Part Number Cage Code Manufacturer
A51M42537-1126512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
A51M42537-1161174NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
Technical Data | NSN 5306-00-008-8971
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.334 INCHES MAXIMUM
FASTENER LENGTH1.957 INCHES MINIMUM AND 1.967 INCHES MAXIMUM
STYLE DESIGNATOR COUNTERBORE UNTHREADED
SHOULDER DIAMETER0.7476 INCHES MINIMUM AND 0.7482 INCHES MAXIMUM
SHOULDER LENGTH1.519 INCHES MINIMUM AND 1.529 INCHES MAXIMUM
CONCENTRIC HOLE DEPTH1.480 INCHES NOMINAL
COUNTERBORE DIAMETER0.740 INCHES NOMINAL
COUNTERBORE DEPTH0.110 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.196 INCHES MINIMUM AND 0.201 INCHES MAXIMUM
HEAD STYLE HEXAGON
HEAD HEIGHT0.188 INCHES NOMINAL
WIDTH BETWEEN FLATS0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM