Internally Relieved Body Bolt

A51H40524-11

A51H40524-11
(NSN) National Stock Number
5306-00-003-3873
Federal Supply Classification
5306 Bolts
Item Name Code
06676
Schedule B Code
-
Summary

3a thread class, 0.333 inches minimum thread length, 2.223 inches minimum and 2.233 inches maximum fastener length, round w/wrench flats head style, 0.800 inches nominal head diameter, 0.156 inches nominal head height

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - ZZ
Identification

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.

INC FIIG Concept Condition
06676 A003B0 - 1
Specifications
Thread Class
3a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Length
0.333 inches minimum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
2.223 inches minimum and 2.233 inches maximum
Details The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.
Head Style
round w/wrench flats
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Diameter
0.800 inches nominal
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Height
0.156 inches nominal
Details A measurement from the bottom to the top of the head,in distinction from depth.
Width Between Flats
0.678 inches minimum and 0.690 inches maximum
Details None.
Shoulder Diameter
0.623 inches minimum and 0.624 inches maximum
Details The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.
Shoulder Length
1.786 inches minimum and 1.796 inches maximum
Details The length of the enlarged portion/s/ located on the shank of the item.
Shank Unthreaded Hole Diameter
0.106 inches minimum first hole and 0.116 inches maximum first hole
Details The length of a straight line which passes through the center of the shank unthreaded hole,and terminates at the inside circumference.
Concentric Hole Depth
1.690 inches nominal
Details None.
Concentric Hole Diameter
0.311 inches minimum and 0.313 inches maximum
Details None.
Nominal Thread Diameter
0.375 inches
Details The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
Thread Quantity Per Inch
24
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Distance From Head Largest Bearing Surface To Shank Hole Center
2.031 inches minimum first hole and 2.041 inches maximum first hole
Details The distance from the shank hole centerline to the largest bearing surface of the head.
Thread Series Designator
unjf
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
A51H40524-11 61174 1 - 5 9 - KE
A51H40524-11 26512 1 - 3 9 - KE
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W -
RVC WCC TCC SHC
- 573 Z 9

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Manufacturer
NORTHROP GRUMMAN SYSTEMS CORPORATION
CAGE: 79RG9
JACKSONVILLE , FL , 32221-8130
UNITED STATES
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FAQs
Frequently asked questions for NSN 5306-00-003-3873
What is the NIIN of the NSN 5306-00-003-3873?
The National Item Identification Number (NIIN) of the NSN 5306-00-003-3873 is 00-003-3873
When the NSN 5306-00-003-3873 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Wed, May 24, 1972
Does the NSN 5306-00-003-3873 contain any precious metals?
Type/content is unknown
Does the NSN 5306-00-003-3873 contain any hazardous material?
No data in HMIRS

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