Hexagon Head Cap Screw

Name: Hexagon Head Cap Screw
SKU: 5305000680508
Availability: InStock

B18.24

(NSN) National Stock Number

5305-00-068-0508

Federal Supply Classification

5305 Screws

Item Name Code

18257

Schedule B Code

7318152000

Summary

2a thread class, right-hand thread direction, 0.594 inches minimum and 0.750 inches maximum thread length, 0.719 inches minimum and 0.750 inches maximum fastener length, hexagon head style, 0.150 inches minimum and 0.163 inches maximum head height

DAC	HCC	DMIL	RNCC
E	-	-	5

RNVC	SADC	MSDS	RNAAC
1	-	-	ZZ

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

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

0.594 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

0.719 inches minimum and 0.750 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

0.150 inches minimum and 0.163 inches maximum

Details

A measurement from the bottom to the top of the head,in distinction from depth.

Width Between Flats

0.428 inches minimum and 0.438 inches maximum

Details

None.

End Item Identification

mrap - buffalo mk2a2;mrap - m-atv with cs13 pop and sne; mrap - m-atv ui; mrap - cougar tow - medium mine protected vehicle - mmpv; multiple launch rocket system (mlrs); armored multi-purpose vehicle (ampv); a4 bradley fighting vehicle; a3 bradley fighting vehicle; high-mobility artillery rocket system (himars)

Details

The national stock number or the identification information of the end equipment for which the item is a part.

Nominal Thread Diameter

0.250 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

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.

Criticality Code Justification

feat

Details

The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.

Surface Finish

63.0 microinches threads

Details

Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.

Special Features

weapon system essential

Details

Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.

Material

steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1524 or steel comp 1025 or steel comp 1026 or steel comp 1527 or steel comp 1029 or steel comp 1030 or steel comp 1033 or steel comp 1034 or steel comp 1035 or steel comp 1536 or steel comp 1037 or steel comp 1038 or steel comp 1039 or steel comp 1040 or steel comp 1541 overall

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Material Document And Classification

66 fed std all material responses 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 2 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

unc

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
10082360	A486G	9	-	6	9	-	WF
18257-003	D2638	5	-	5	2	-	ZG
443603	D9182	6	-	C	1	-	ZZ
803-5959276-06	D9182	6	-	C	1	-	ZZ
MS90728-6	A9271	5	-	5	2	-	ZR
5305000680508	A00AM	9	-	6	9	-	YP
303842	H0G87	4	-	5	2	-	ZN
5305PL0655495	9009H	9	-	6	9	-	WP
907079	A274N	3	-	5	2	-	ZG
000-8006-992	94756	5	-	C	1	-	KZ
22489R1	66195	5	-	5	2	-	KZ
03-2-1333	15652	5	-	5	9	-	KZ
803-5959276PC6	53711	6	-	C	1	-	ZZ
B1821BH025C075N	80204	E	-	5	9	-	KZ
S210NA38CAD14354BNCG1	80204	E	-	5	9	-	ZZ
22489R1	55820	A	-	5	9	-	KZ
91247A540	39428	E	-	C	1	-	KZ
920073	07524	A	-	C	1	-	HD
018945075	5N978	5	-	C	1	-	ZZ
12569621-6	19207	5	-	5	2	-	ZZ
800-0533	44940	6	-	5	2	-	CT
AES01C250750AW9A91	05047	E	-	3	2	-	ZZ
1C817P63	07482	4	-	5	2	-	ZY
306-40025	9F512	5	-	C	1	-	ZZ
M19-20873 PC NO 124	9F512	5	-	C	1	-	ZZ
M29-00288 PC NO 94	9F512	5	-	C	1	-	ZZ
803-007	08081	5	-	C	1	-	KZ
18257-003	21439	5	-	5	9	-	KZ
803-007	72741	E	-	C	1	-	KZ
903-007	72741	E	-	C	1	-	KZ
418307-6	96214	5	-	5	2	-	KE
73032	4C8A9	5	-	C	1	-	ZZ
2109HX1	45152	5	-	5	9	-	KZ
2109HX1	75Q65	5	-	5	2	-	ZZ
26-412	10988	2	-	5	2	-	KZ
108940	40608	A	-	C	1	-	AJ
60194	40608	A	-	C	1	-	AJ
15A00404-0000 ITEM NO 83	01425	5	-	C	1	-	ZZ
15A00406-0000 I	01425	6	-	C	1	-	ZZ
50P01005-2011	01425	5	-	C	1	-	ZZ
MS90728-6	96906	4	-	5	9	-	KZ
73032	63079	5	-	5	9	-	ZZ

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

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

Genuine Manufacturers Parts
100% Product Inspection
7 Year Sales Record Retention
Fast On-Time Delivery
HAZMAT Certified
Global Shipping

Manufacturer

THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS

CAGE: 05047

NEW YORK , NY , 10016-5618

UNITED STATES

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FAQs

Frequently asked questions for NSN 5305-00-068-0508

What is the NIIN of the NSN 5305-00-068-0508?

The National Item Identification Number (NIIN) of the NSN 5305-00-068-0508 is 00-068-0508

When the NSN 5305-00-068-0508 was assigned to the Federal Catalog?

It was assigned 61 years ago, on Tue, Jan 1, 1963

Does the NSN 5305-00-068-0508 contain any precious metals?

Does not contain precious metal

Does the NSN 5305-00-068-0508 contain any hazardous material?

No data in HMIRS

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