Hexagon Self-Locking Nut

2643-852-01-ITEM-50

(NSN) National Stock Number

5310-00-042-4968

Federal Supply Classification

5310 Nuts and Washers

Item Name Code

05277

Schedule B Code

Summary

3b thread class, right-hand thread direction, prevailing torque all metal design or prevailing torque with nonmetallic insert locking feature, hexagon nut style, 1.016 inches minimum and 1.078 inches maximum nut height, 1.428 inches minimum and 1.440 inches maximum width across flats

DAC	HCC	DMIL	RNCC
1	-	-	5

RNVC	SADC	MSDS	RNAAC
1	-	-	HD

Identification

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

INC	FIIG	Concept	Condition
05277	A021A0	1	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.

Locking Feature

prevailing torque all metal design or prevailing torque with nonmetallic insert

Details

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

Nut Style

hexagon

Details

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

Nut Height

1.016 inches minimum and 1.078 inches maximum

Details

None.

Width Across Flats

1.428 inches minimum and 1.440 inches maximum

Details

The shortest straight line between flats,perpendicular to the height.

Temp Rating

250.0 deg fahrenheit nominal

Details

A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.

Thread Series

unc

Details

A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

Thread Quantity Per Inch

Details

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

Nominal Thread Size

1.000 inches

Details

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

Criticality Code Justification

zzzx

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.

Bearing Surface Type

chamfered

Details

Indicates the type of bearing surface.

Material

nickel alloy nut and plastic nut

Details

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

Departure From Cited Designator

material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

Details

The variation when the item is in conformity with a type designator covered by a specification or standard,except in regard to one or more technical differentiating characteristics.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
V1E10396 ITEM 21	99517	5	-	5	1	-	HD
2642-852-01 ITEM 71	96169	5	-	5	1	-	HD
2643-852-01-ITEM-57	96169	1	-	5	1	-	HD
60-08-0435	96169	1	-	5	1	-	HD
C623-0502-SDGC-A31-1	96169	3	-	5	2	-	HD
H623-0507-25	96169	1	-	5	1	-	HD
MS17828-16C	96169	5	-	5	1	-	HD
1.000-8UNC-3B NICU	53711	5	-	5	1	-	HD
122-5583811 ITEM 002	53711	1	-	5	1	-	HD
211026363	53711	5	-	5	1	-	HD
566-6405738-SDGC-A31-1	53711	1	-	3	1	-	HD
566-6985434-25	53711	1	-	3	1	-	HD
845-7286652-ITEM-50	53711	1	-	3	1	-	HD
845-7286652-ITEM-57	53711	1	-	5	1	-	HD
1.000-8UNC-3B NICUL1	03950	6	-	5	2	-	HD
122-5583811 ITEM 002L1	03950	6	-	5	2	-	HD
2070-102ITEM7L1	03950	5	-	5	2	-	HD
2070-31PC7L1	03950	6	-	5	2	-	HD
211026363L1	03950	6	-	5	2	-	HD
2642-852-01 ITEM 71L1	03950	6	-	5	2	-	HD
2643-852-01-ITEM-50L1	03950	6	-	5	2	-	HD
2643-852-01-ITEM-57L1	03950	6	-	5	2	-	HD
566-6405738-SDGC-A31-1L1	03950	1	-	3	1	-	HD
566-6985434-25L1	03950	6	-	5	2	-	HD
60-08-0435L1	03950	6	-	5	2	-	HD
711-4678207-0012L1	03950	6	-	5	2	-	HD
845-4558791 ITEM 71L1	03950	6	-	5	2	-	HD
845-7286652-ITEM-50L1	03950	6	-	5	2	-	HD
845-7286652-ITEM-57L1	03950	6	-	5	2	-	HD
C623-0502-SDGC-A31-1L1	03950	6	-	5	2	-	HD
H623-0507-25L1	03950	6	-	5	2	-	HD
MS17828-16CL1	03950	6	-	5	1	-	HD
V1E10396 ITEM 21L1	03950	6	-	5	2	-	HD
2070-102ITEM7	43689	3	-	5	1	-	HD
2070-31PC7	43689	5	-	5	1	-	HD
711-4678207-0012	80064	1	-	5	1	-	HD
845-4558791 ITEM 71	80064	1	-	5	1	-	HD
MS17828-16C	96906	4	-	4	1	-	HD

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

Certified Supplier

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Manufacturer

ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT

CAGE: 96169

GROTON , CT , 06340-4905

UNITED STATES

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FAQs

Frequently asked questions for NSN 5310-00-042-4968

What is the NIIN of the NSN 5310-00-042-4968?

The National Item Identification Number (NIIN) of the NSN 5310-00-042-4968 is 00-042-4968

When the NSN 5310-00-042-4968 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Thu, May 11, 1967

Does the NSN 5310-00-042-4968 contain any precious metals?

Does not contain precious metal

Does the NSN 5310-00-042-4968 contain any hazardous material?

No data in HMIRS

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