Shoulder Bolt

A51B25565-11

A51B25565-11
(NSN) National Stock Number
5306-00-003-9045
Federal Supply Classification
5306 Bolts
Item Name Code
04905
Schedule B Code
7318152000
Summary

3a thread class, right-hand thread direction, 0.740 inches minimum and 0.750 inches maximum thread length, 1.840 inches minimum and 1.850 inches maximum fastener length, hexagon extended washer head style, 0.500 inches nominal head height

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

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.

INC FIIG Concept Condition
04905 A003B0 - 1
Specifications
Thread Class
3a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Thread Length
0.740 inches minimum and 0.750 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
1.840 inches minimum and 1.850 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
hexagon extended washer
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Height
0.500 inches nominal
Details A measurement from the bottom to the top of the head,in distinction from depth.
Width Between Flats
0.741 inches minimum and 0.752 inches maximum
Details None.
Extended Washer Diameter
1.440 inches nominal
Details None.
Extended Washer Thickness
0.200 inches nominal
Details None.
Shoulder Diameter
0.8720 inches minimum and 0.8726 inches maximum first shoulder
Details The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
Shoulder Length
1.040 inches minimum and 1.050 inches maximum first shoulder
Details The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
Nominal Thread Diameter
0.500 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
20
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Minimum Tensile Strength
150000 pounds per square inch
Details The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.
Hardness Rating
33.0 rockwell c minimum and 37.0 rockwell c maximum overall
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Shoulder Shape
round first shoulder
Details The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.
Material
steel comp 4340 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
mil-s-5000 mil spec single material response overall
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Surface Treatment
cadmium overall
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 1 fed spec single treatment response overall
Details The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
Test Data Document
81349-mil-i-6868 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.).
Details The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.
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
A51B25565-11 61174 1 - 5 9 - KE
A51B25565-11 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 5306-00-003-9045
What is the NIIN of the NSN 5306-00-003-9045?
The National Item Identification Number (NIIN) of the NSN 5306-00-003-9045 is 00-003-9045
When the NSN 5306-00-003-9045 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sat, May 27, 1972
Does the NSN 5306-00-003-9045 contain any precious metals?
Type/content is unknown
Does the NSN 5306-00-003-9045 contain any hazardous material?
No data in HMIRS

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