Self-Locking Stud

RCS1-207(250)-20

(NSN) National Stock Number

5307-00-003-9530

Federal Supply Classification

5307 Studs

Item Name Code

27783

Schedule B Code

Summary

2a nut thread thread class, right-hand nut thread thread direction, 0.620 inches minimum nut thread and 0.630 inches maximum nut thread thread length, 0.380 inches minimum and 0.384 inches maximum head diameter, 0.231 inches minimum and 0.241 inches maximum head length, self-clinching head locking feature

DAC	HCC	DMIL	RNCC
E	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	KZ

Identification

A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see bolt, self-locking and stud, locked in. Excludes:insert, screw thread.

INC	FIIG	Concept	Condition
27783	A051A0	-	1

Specifications

Thread Class

2a nut thread

Details

A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

Thread Direction

right-hand nut thread

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

0.620 inches minimum nut thread and 0.630 inches maximum nut thread

Details

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

Head Diameter

0.380 inches minimum and 0.384 inches maximum

Details

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

Head Length

0.231 inches minimum and 0.241 inches maximum

Details

A measurement of the longest dimension of a head,in distinction from width.

Locking Feature

self-clinching head

Details

An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.

Overall Length

0.854 inches minimum and 0.864 inches maximum

Details

The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

Distance Across Flats

0.433 inches minimum and 0.443 inches maximum

Details

The distance across the flats.

Thread Quantity Per Inch

20 nut thread

Details

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

Nominal Thread Size

0.250 inches nut thread

Details

A designation that is used for the purpose of general identification of the thread.

Material

steel comp 303

Details

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

Material Document And Classification

aisi assn std single material response

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

passivate 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

mil-f-14072,e300 mil spec 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.

Style Designator

self-locking

Details

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

Thread Series Designator

unc nut thread

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
NCS-420-8-20	57227	E	-	5	1	-	KZ
720S(.250)-ST-20	86577	E	-	5	9	-	KZ
66564-.250-20	51506	E	-	5	1	-	KZ
NCS-420-80-20	07886	E	-	5	9	-	KZ
NCS-420-8-20	42498	E	-	5	9	-	KZ
720S(.250)-ST-20	5F892	E	-	5	1	-	KZ
234-1015P11	3B150	2	-	5	1	-	ZZ
234-1015P11	49956	2	-	5	9	-	SE
M63540/3-34-10	81349	E	-	2	2	-	KZ
MIL-S-63540/3	81349	E	-	4	1	-	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
48950	-	W	-

RVC	WCC	TCC	SHC
-	573	Z	9

Provided with every order

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Manufacturer

RADIO COMPONENT CORP

CAGE: 30343

LYNN , MA , 01902-1399

UNITED STATES

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FAQs

Frequently asked questions for NSN 5307-00-003-9530

What is the NIIN of the NSN 5307-00-003-9530?

The National Item Identification Number (NIIN) of the NSN 5307-00-003-9530 is 00-003-9530

When the NSN 5307-00-003-9530 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Fri, May 26, 1972

Does the NSN 5307-00-003-9530 contain any precious metals?

Does not contain precious metal

Does the NSN 5307-00-003-9530 contain any hazardous material?

No data in HMIRS

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