Hexagon Head Cap Screw

B1821BH038F150N

B1821BH038F150N
(NSN) National Stock Number
5305-00-269-3240
Federal Supply Classification
5305 Screws
Item Name Code
18257
Schedule B Code
7318152000
Summary

2a thread class, right-hand thread direction, 1.000 inches minimum and 1.188 inches maximum thread length, 1.500 inches nominal fastener length, hexagon head style, 0.226 inches minimum and 0.243 inches maximum head height

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - KZ
Identification

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

INC FIIG Concept Condition
18257 A003B0 - 1
Specifications
Thread Class
2a
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
1.000 inches minimum and 1.188 inches maximum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
1.500 inches nominal
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
0.226 inches minimum and 0.243 inches maximum
Details A measurement from the bottom to the top of the head,in distinction from depth.
Width Between Flats
0.551 inches minimum and 0.562 inches maximum
Details None.
End Item Identification
mrap rg-33 auv
Details The national stock number or the identification information of the end equipment for which the item is a part.
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
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
32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Material
steel overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
sae j429 gr8 assn std 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
zinc and chromate 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
astm b633 ty sc 3 assn std 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
unf
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.
Nondefinitive Spec/Std Data
2 type and y10p style and 8 grade
Details The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
18257-183 D2638 5 - 5 2 - ZG
334 D9182 6 - C 1 - ZZ
456720130508 0000V 9 - 6 9 - WH
5305002693240 A00AM 9 - 6 9 - YP
5305006255742 A00AM 9 - 6 9 - YP
303837 H0G87 4 - 5 2 - ZN
5305PL0817226 9009H 9 - 6 9 - WP
907822 A274N 3 - 5 2 - ZG
10-305 96289 6 - 3 2 - AX
FF-S-85 81348 E - 4 1 - KZ
9427708 24617 1 - C 1 - AZ
B1821BH038F150N 51792 5 - 5 2 - ZZ
W-11259-3 28835 5 - C 1 - PA
18257-183 21439 5 - 5 9 - KZ
MS35298-64 96906 X - 5 9 - XX
MS90726-64 96906 X - 5 9 - XX
MS90727-64 96906 X - 5 9 - XX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
48950 - W -
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE
CAGE: 80204
WASHINGTON , DC , 20036-3804
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-269-3240
What is the NIIN of the NSN 5305-00-269-3240?
The National Item Identification Number (NIIN) of the NSN 5305-00-269-3240 is 00-269-3240
When the NSN 5305-00-269-3240 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-269-3240 contain any precious metals?
Does not contain precious metal
Does the NSN 5305-00-269-3240 contain any hazardous material?
No data in HMIRS

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