Machine Screw

121103

(NSN) National Stock Number

5305-00-017-7398

Federal Supply Classification

5305 Screws

Item Name Code

06657

Schedule B Code

7318152000

Summary

2a thread class, right-hand thread direction, 0.781 inches minimum and 0.875 inches maximum thread length, 0.875 inches nominal fastener length, hexagon head style, 0.195 inches minimum and 0.211 inches maximum head height

DAC	HCC	DMIL	RNCC
X	-	-	3

RNVC	SADC	MSDS	RNAAC
2	-	-	XX

Identification

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

INC	FIIG	Concept	Condition
06657	A500D0	-	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

0.781 inches minimum and 0.875 inches maximum

Details

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

Fastener Length

0.875 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

0.195 inches minimum and 0.211 inches maximum

Details

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

Width Between Flats

0.489 inches minimum and 0.500 inches maximum

Details

None.

Internal Drive Style

cross recess type 1

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

Nominal Thread Diameter

0.312 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

60000 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

95.5 rockwell b minimum and 100.0 rockwell b maximum

Details

A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

Screw Material

steel

Details

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

Screw Material Document And Classification

sae gr 1 or 2 assn std single material response

Details

The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the screw material.

Screw Surface Treatment

cadmium or zinc

Details

The metallic,nonmetallic,and/or chemical properties with which the screw is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

Screw Surface Treatment Document And Classification

qq-p-416,ty 1,cl 3 fed spec 1st treatment response or qq-z-325,ty 1,cl 3 fed spec 2nd treatment response

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 of the screw.

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.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
FFS92TYPE1STYLE10S	81348	X	-	4	1	-	XX
177398	24617	X	-	5	9	-	XX
177398	7X677	5	-	3	2	-	ZZ
7539997	19207	X	-	3	2	-	XX
T8S31-14	06840	5	-	5	9	-	48
T8S31-14	76126	5	-	5	2	-	48
177398	30379	1	-	5	2	-	SE
T8S31-14	56442	5	-	5	9	-	KZ
177398	97907	1	-	5	2	-	SE
T8S31-14	79960	X	-	3	2	-	XX

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
-	-	-	-

RVC	WCC	TCC	SHC
-	-	-	-

Certified Supplier

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

Fast Quote Times
Qualified sales team
100% Product Inspections
Counterfeit Parts Prevention

Manufacturer

BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC

CAGE: 08683

CORTLAND , NY , 13045

UNITED STATES

View Products

FAQs

Frequently asked questions for NSN 5305-00-017-7398

What is the NIIN of the NSN 5305-00-017-7398?

The National Item Identification Number (NIIN) of the NSN 5305-00-017-7398 is 00-017-7398

When the NSN 5305-00-017-7398 was assigned to the Federal Catalog?

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

Does the NSN 5305-00-017-7398 contain any precious metals?

Type/content is unknown

Does the NSN 5305-00-017-7398 contain any hazardous material?

No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.