Shoulder Bolt

20-057-6-27D

20-057-6-27D
(NSN) National Stock Number
5306-01-035-3136
Federal Supply Classification
5306 Bolts
Item Name Code
04905
Schedule B Code
7318152000
Summary

3a thread class, right-hand thread direction, 0.603 inches minimum and 0.653 inches maximum thread length, 2.251 inches minimum and 2.281 inches maximum fastener length, hexagon head style, 0.188 inches minimum and 0.203 inches maximum head height

DAC HCC DMIL RNCC
4 - - 3
RNVC SADC MSDS RNAAC
2 - - 9Z
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
0.603 inches minimum and 0.653 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
2.251 inches minimum and 2.281 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
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Height
0.188 inches minimum and 0.203 inches maximum
Details A measurement from the bottom to the top of the head,in distinction from depth.
Width Between Flats
0.558 inches minimum and 0.564 inches maximum
Details None.
Shoulder Diameter
0.523 inches nominal first shoulder
Details The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
Shoulder Length
0.020 inches nominal first shoulder
Details The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
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.
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.
Minimum Tensile Strength
160000 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
36.0 rockwell c minimum overall and 40.0 rockwell c maximum overall
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Distance From Head Largest Bearing Surface To Shank Hole Center
2.044 inches minimum first hole and 2.094 inches maximum first hole
Details The distance from the shank hole centerline to the largest bearing surface of the head.
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 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
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,ty2,cl2 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.
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
20-057-6-27D 1EM77 5 - 5 2 - ZZ
20-057-6-27D 1ER65 5 - 5 2 - ZZ
20-057-6-27D 0K6Z0 5 - 5 2 - ZZ
20-057-6-27D 17446 5 - 5 9 - ZZ
20-057-6-27D 06950 5 - 5 2 - KZ
20-057-6-27D 06725 5 - 5 2 - ZZ
20-057-6-27D 27624 5 - 5 2 - KZ
20-057-6-27D 80539 5 - 5 9 - KZ
20-057-6-27D 64728 5 - 5 9 - ZZ
20-057-6-27D 97928 5 - 5 9 - KZ
20-057-6-27D 0ZC92 5 - 5 2 - ZZ
20-057-6-27D 56878 5 - 5 2 - ZZ
20-057-6-27D 62384 5 - 5 2 - ZZ
20-057-6-27D 0PTK6 5 - 5 9 - ZZ
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
BELL TEXTRON INC
CAGE: 97499
FORT WORTH , TX , 76118
UNITED STATES
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FAQs
Frequently asked questions for NSN 5306-01-035-3136
What is the NIIN of the NSN 5306-01-035-3136?
The National Item Identification Number (NIIN) of the NSN 5306-01-035-3136 is 01-035-3136
When the NSN 5306-01-035-3136 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Wed, Feb 9, 1977
Does the NSN 5306-01-035-3136 contain any precious metals?
Type/content is unknown
Does the NSN 5306-01-035-3136 contain any hazardous material?
No data in HMIRS

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