Hexagon Head Cap Screw

S944

(NSN) National Stock Number

5305-00-017-9841

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 thread length, 1.250 inches nominal fastener length, hexagon head style, 0.226 inches minimum and 0.243 inches maximum head height

DAC	HCC	DMIL	RNCC
X	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	XX

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

1.000 inches minimum

Details

A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

Fastener Length

1.250 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.

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

Details

The number of threads on the item per linear inch measured on a line parallel to the thread axis.

Minimum Tensile Strength

120000 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

23.0 rockwell c minimum overall and 30.0 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.

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.

Nondefinitive Spec/Std Data

2 type and 10p style and 5 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
175834	K4843	2	-	5	1	-	ZK
S103D	K4843	2	-	5	2	-	ZK
P102-7	61178	X	-	5	1	-	XX
0903631	6N299	5	-	5	1	-	CT
0903631-0	6N299	5	-	5	1	-	CT
903631	6N299	5	-	5	1	-	KZ
0903631	92392	5	-	5	9	-	KZ
0903631-0	92392	5	-	5	9	-	KZ
903631	92392	5	-	5	9	-	ZZ
Q1804	31007	X	-	5	9	-	XX
S103D	15434	X	-	5	1	-	XX
S156	15434	X	-	5	1	-	XX
3580	77260	X	-	5	1	-	XX
2309D	77890	X	-	5	9	-	XX
2X36	63734	X	-	5	9	-	XX
CC6X20	63734	X	-	5	9	-	XX
S2610	63734	X	-	5	9	-	XX
FFS85	81348	6	-	4	1	-	CT
109258	24617	X	-	5	1	-	XX
179841	24617	X	-	5	1	-	XX
182958	24617	X	-	5	1	-	XX
213733	24617	X	-	5	1	-	XX
X8-604	73460	X	-	5	9	-	XX
7435-64G	52793	X	-	5	1	-	XX
V4B101	14351	X	-	5	9	-	XX
1X24	83120	X	-	5	9	-	XX
20428S	23040	X	-	5	9	-	XX
14X3233	95201	X	-	5	1	-	XX
802289	49185	5	-	5	1	-	ZZ
X1-29	15586	X	-	5	9	-	XX
24A2C112	30760	X	-	5	9	-	XX
24A2C113	30760	X	-	5	9	-	XX
3210	82722	X	-	5	1	-	XX
BB6038	56442	5	-	5	9	-	KZ
21352	64104	X	-	5	1	-	XX
2734	23382	X	-	5	1	-	XX
92406	08645	X	-	5	1	-	XX
2774791	43952	X	-	5	9	-	XX
11FM7A3-8X11-4	82796	X	-	5	9	-	XX
MS35295-62	96906	X	-	2	2	-	XX
2062	72970	X	-	5	9	-	XX
802289	02280	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	U

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.

ISO9001 / AS9100 Quality Standards
HAZMAT Certified
On Time Delivery
Qualified sales team
Counterfeit Parts Prevention
100% Product Inspections

Manufacturer

WEAVER DIV OF DURA CORP

CAGE: 64161

PARIS , KY , 40361

UNITED STATES

View Products

FAQs

Frequently asked questions for NSN 5305-00-017-9841

What is the NIIN of the NSN 5305-00-017-9841?

The National Item Identification Number (NIIN) of the NSN 5305-00-017-9841 is 00-017-9841

When the NSN 5305-00-017-9841 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Sun, Jan 1, 1961

Does the NSN 5305-00-017-9841 contain any precious metals?

Type/content is unknown

Does the NSN 5305-00-017-9841 contain any hazardous material?

No data in HMIRS

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