Machine Screw

Name: Machine Screw
SKU: 5305000516521
Availability: InStock

933.45.16.118

(NSN) National Stock Number

5305-00-051-6521

Federal Supply Classification

5305 Screws

Item Name Code

06657

Schedule B Code

7318152000

Summary

2a thread class, right-hand thread direction, 0.250 inches minimum and 0.312 inches maximum thread length, 0.281 inches minimum and 0.312 inches maximum fastener length, flat countersunk head style, 0.238 inches minimum and 0.279 inches maximum head diameter

DAC	HCC	DMIL	RNCC
3	-	-	5

RNVC	SADC	MSDS	RNAAC
2	-	-	ZN

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

0.250 inches minimum and 0.312 inches maximum

Details

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

Fastener Length

0.281 inches minimum and 0.312 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

flat countersunk

Details

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

Head Diameter

0.238 inches minimum and 0.279 inches maximum

Details

The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

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

0.138 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.

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Details

The included angle of the countersink.

Screw Material

steel comp 1010

Details

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

Screw Material Document And Classification

qq-s-630 fed spec single material response or qq-s-631 fed spec single material response or qq-s-634 fed spec 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 and chromate

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 2 cl 3 fed spec all treatment responses

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

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
AN507-632R5	D9182	6	-	C	1	-	ZZ
MS24693-25	D9182	6	-	C	1	-	ZZ
S1133243-6-5	D9182	6	-	C	1	-	ZZ
5305000516521	A00AM	9	-	6	9	-	YP
5305PL0716689	9009H	9	-	6	9	-	WP
5305PL1890207	9009H	9	-	6	9	-	WP
4177085-013	05869	6	-	5	2	-	ZX
C10236-0305-0001	60678	5	-	C	1	-	SB
211-0538-00	80009	5	-	5	9	-	SB
MS24693-S25	80205	E	-	3	2	-	ZZ
MS24693-S25	96906	E	-	5	9	-	KZ

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
63220	-	W	-

RVC	WCC	TCC	SHC
-	72E	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
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HAZMAT Certified
Global Shipping

Manufacturer

PILATUS AIRCRAFT LTD

CAGE: S4080

STANS , 6371

SWITZERLAND

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FAQs

Frequently asked questions for NSN 5305-00-051-6521

What is the NIIN of the NSN 5305-00-051-6521?

The National Item Identification Number (NIIN) of the NSN 5305-00-051-6521 is 00-051-6521

When the NSN 5305-00-051-6521 was assigned to the Federal Catalog?

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

Does the NSN 5305-00-051-6521 contain any precious metals?

Does not contain precious metal

Does the NSN 5305-00-051-6521 contain any hazardous material?

No data in HMIRS

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